Total 334 Senior Executive network engineer job vacancies in Hong Kong

Technical Support Engineer

Company: Sciengate Automation

Department: Engineering / Customer Support

Location: Malaysia (with regional support)

Role Overview

The Technical Support Engineer provides post-sales technical support, troubleshooting, and optimization for industrial automation systems including PLC, SCADA, HMI, and IIoT platforms.

This role ensures high system reliability, minimal downtime, and data-driven performance improvement across customer operations.

Key Responsibilities

1. Technical Support & Troubleshooting

- Diagnose and resolve issues in PLC systems, SCADA/HMI systems, and industrial communication networks

- Provide remote and onsite support

- Perform root cause analysis using system logs, alarms, and trends

2. System Maintenance & Optimization

- Conduct preventive maintenance and system audits

- Optimize control logic including PID tuning, sequencing, and safety interlocks

- Improve system performance by reducing downtime and increasing efficiency

3. Customer Support & Training

- Act as technical point of contact

- Provide operator and maintenance training

- Develop troubleshooting guides and documentation

4. Implementation & Commissioning Support

- Assist in system commissioning

- Support PLC/SCADA integration

- Integrate with MES/ERP and IIoT platforms

5. Data Analysis & Reporting

- Analyze operational data for faults and bottlenecks

- Generate reports on downtime and OEE

- Support predictive maintenance initiatives

6. Continuous Improvement

- Recommend system improvements

- Contribute to knowledge base

- Develop reusable templates

Required Skills & Competencies

Core Automation Skills

- PLC programming and troubleshooting (Schneider, Siemens, etc.)

- SCADA/HMI configuration

- Industrial protocols: Modbus, OPC UA, MQTT, Ethernet/IP

Software & Database Skills

- Basic programming (Python, JavaScript, or C#)

- Simple scripting and API understanding

- SQL knowledge (queries, joins)

- Familiarity with MySQL, SQL Server, or PostgreSQL

- Understanding PLC → SCADA → Database → Dashboard flow

Analytical Skills

- Root Cause Analysis

- OEE and downtime analysis

- Predictive maintenance concepts

IT / Networking Skills

- Basic networking (IP, switches, routers)

- Familiarity with IIoT and cloud dashboards

Soft Skills

- Problem-solving mindset

- Communication skills

- Independent work capability

- Documentation skills

Qualifications

- Diploma or Degree in Electrical, Mechatronics, Automation, or related

- 1–5 years experience in automation/support

- Fresh graduates with strong fundamentals welcome

Preferred Experience

- Schneider EcoStruxure, Siemens TIA Portal

- OEE systems, data analytics, vibration monitoring

KPIs

- MTTR

- System uptime

- First-time fix rate

- Customer satisfaction

- Reduction in recurring faults

Career Progression

- Technical Support Engineer → Senior Engineer → IIoT Specialist → Solutions Architect

Perks & Benefits

• Commission and bonus
• Allowance (travel stipends, transportation, etc.)
• Company trips
• Medical insurance
• Paid training and development

Key Responsibilities

• Establish and update progress report (for sub-contractor & for site).
• Establish work scheduling, monitoring and taking pre-cautionary action to anticipate progress delays.
• Implement and enforce quality control procedures for on-site execution.
• Handle clarification problem at site or workshop for product to be delivered to client.
• Conduct safety briefing and documentation assessment at site.
• Handle Variation Order settlement with client.
• Ensure packing list & monitoring delivery to site.
• Monitor Site Engineers activities and report progress status.
• Carry out any other duties or ad hoc tasks as assigned by Management.

QUALIFICATION & EXPERIENCE GENERALLY REQUIRED

• Degree in Mechanical Engineering disciplines or its equivalent.
• At least three (3) years working experiences in civil project work/ palm oil mill construction project/ heavy machinery installment and structural building.
• Preferably bilingual in English and Bahasa Malaysia.
• Meticulous and great attention to details.
• Independent and can work with minimum supervision and guidance.
• Computer literate in Microsoft Word, Excel, Outlook, AutoCAD and Autodesk inventor.

Perks & Benefits

• Employee equity
• Allowance (travel stipends, transportation, etc.)
• Medical insurance
• Open culture
• Personal development opportunities
• Paid training and development

Key Responsibilities

• Provide Level 2/3 support for network infrastructure across data centers, remote branches, and overseas locations.
• Install, configure, and troubleshoot Cisco routers, switches (Nexus, 2960, 3750), and firewalls (Checkpoint, Juniper).
• Manage and support routing protocols including RIP, EIGRP, OSPF, BGP, and HSRP.
• Perform network health checks, DR drills, and ISDN testing for business continuity.
• Coordinate with vendors for SSOE deployments, hardware replacements, and RMA processes.
• Monitor and maintain WAN links using tools like SolarWinds, NetBrain, Riverbed, Algosec, and IBM ISM Service Desk.
• Support and troubleshoot VPNs, VLANs, and public cloud connectivity.
• Generate and maintain documentation for network changes, incident reports, and monthly performance metrics.
• Collaborate with cross-functional teams to resolve network-related issues and implement infrastructure upgrades.
• Ensure compliance with SLA and IT security policies.

Technical Skills & Tools:

• Networking: Cisco (CCNP certified), Nexus, RIP, EIGRP, OSPF, BGP, HSRP, STP, VLAN, VPN
• Firewalls: Checkpoint, Juniper
• Servers: Windows Server 2008/2003, Active Directory, FTP, DNS, DHCP, Backup Server
• Monitoring & Ticketing Tools: SolarWinds, NetBrain, Riverbed, IBM ISM, Ichamp, JIRA, CA Spectrum
• Others: Lotus Notes, Blackberry configuration, SSL VPN, Symantec Endpoint Antivirus

Required Skills & Experience:

·      Bachelor Degree in relevant field (e.g.,Computer Science, Information Technology, Engineering).

·      10+ years of experience

·      Willingness to participate in 24x7 supportrotations and on-site activities.

·      Excellent communication and documentationabilities.

·      Strong analytical and troubleshooting skills.

EA License No.: 96C4864

Reg No.: R25128798 HUANG QIMENG

Looking to expand our network team with an experienced Network Engineer.

Senior Network Engineer should have worked with :

• Enterprise level Network Experience
• Network Architecture Experience
• Hands on L1, L2, and L3 work experience within data centers.
• Perform Troubleshooting activity with various customers, and at data centers. (also able to run cables to test network connectivity)
• networks hands on experience is a must.
• Project management skills required on managing timeline, and working with Operation Team on scheduling and deadlines, as well as customers on their requirements and their timeline.

Requirements.

• Degree holder welcome.
• Renumeration based on experience.
• Outdoor work and overtime work may be required when needed.
• all other network professional papers and certifications would be a bonus
• 8 to 10 years of working in network architecture environment.

Overview

Microsoft has an exciting opportunity for an experienced network engineer to join our Sovereign Cloud Program, working to build out and support networking infrastructure in Microsoft’s National Partner Clouds (NPCs).

NPCs are specialized cloud environments that are designed to comply with the data laws of specific countries and regions.  You would be part of the team responsible for

• enabling secure cross-domain data transfer between the Azure public cloud and the NPCs
• enabling secure operational access to the NPCs for the local operations team
• NPC operations infrastructure – including WAN and LAN connectivity

These capabilities enable secure data transfer between platforms, and have critical and demanding security, sovereignty, monitoring and control requirements. Coupled with the challenges of supporting complex environments across disparate security domains, these roles create exciting complex engineering and service support challenges you can solve with us!

Microsoft’s mission is to empower every person and every organization on the planet to achieve more.  As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals.

Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Responsibilities

• You’ll be a critical member of the team responsible for designing, implementing and supporting networking capabilities within high-assurance, secure and highly-available environments.  Your role as a senior network engineer will mean you are responsible for the outcomes the team delivers as well as ensuring other team members grow and learn to deliver better outcomes themselves.
• You’ll be responsible for championing, implementing and refining DevOps practices in order to improve operational efficiency while ensuring other requirements, such as security, are not compromised.
• You’ll lead design, network/code and security reviews across teams to identify risks and prevent classes of bugs prior to release by applying expertise in network implementation, available technologies, analysis of telemetry pipelines, and root cause analysis, as well as best practices in identifying and implementing solutions.
• You’ll understand the capabilities and limitations of existing tools and resources, and the customer impact of design trade-offs and exceptions, to drive and optimize team decision making.
• You’ll actively drive 24/7/365 support, which means participating in rotating on-call duties. Your responsiveness and problem-solving skills will be crucial.
• Collaboration across the global organization is essential. You’ll be a contact point between teams, driving cross-team information sharing and process reuse in order to enhance efficiency and consistency.
• Working closely with security teams, you’ll ensure adherence to security standards. This involves integrating security practices into all aspects of your work. By maintaining a strong security posture, you’ll protect critical assets.
• You should expect to need to travel to the in-country Sovereign Operations Centres on a regular basis. This physical presence is vital for effective coordination, monitoring, and collaboration within the centre.  Exact frequency to be agreed, but needs to be frequent enough to build strong relationships with the partner teams there.

Qualifications

Required:

• Bachelor’s Degree or equivalent and at least 5 years of hands-on experience in designing and providing operational support to complex networking environments.
• Strong knowledge and experience deploying/configuring and maintaining Network environments (both in physical platforms and Azure) including: L2/L3 Routing (BGP) & Switching, Firewalls (NAT & ACLs), IPSEC VPN.
• Azure Fundamentals (AZ-900) or any other equivalent Cloud Certification
• Proficiency in English (spoken and written) is essential for internal collaboration and reporting.

Preferred:

• Deep experience in system and service administration of complex platforms.
• A passion for innovation in complex and constrained environments, to deliver advanced and progressive customer experiences.
• Understanding of the challenges of system and service management in high security domains.
• Systems shell scripting experience (Bash, PowerShell, Python) and Dev Ops suites such as Ansible or equivalent.
• Experience working in broad domains including security, software, networking and service design.
• Extensive experience of service support, with on-call responsibilities. 
• Expertise experience in problem solving and analyzing distributed systems and critical production service environments.   
• DevOps experience, including continuous configuration automation.
• Azure deployment knowledge including Bicep and Arm templates.

Security Clearance Requirements:
This role requires access to sensitive company and customer information. Security clearance ensures regulatory compliance, mitigates security risks, and validates the candidate’s trustworthiness for high-security environments.

Candidates must be able to meet Microsoft, customer, and/or government security screening requirements for this role. These requirements include, but are not limited to, the following specialized security screenings:

• Microsoft Cloud Background Check: Required upon hire/transfer and every two years thereafter.

• Singapore Category 2 Clearance (as applicable): Candidates must be willing to undergo a Cat 2 background check, which may include:

  • Verification of identity and citizenship status

  • Review of education and employment history

  • Criminal record screening

  • Financial or bankruptcy checks, where applicable

  • Assessment of potential security risks (excluding full-scope family investigations required for Category 1)

• Customer or government screening requirements: As needed over time.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.

You will oversee the organization’s IT infrastructure, ensuring optimal performance, security, and reliability of servers, network and security systems, as well as cloud services. You will also have to design, implement, and maintain the IT infrastructure of a healthcare organization.

 Perform Systems Administration

• Maintain Windows servers, virtualization platforms, and storage solutions.

• Manage Active Directory, DNS, DHCP, and Group Policy. Ensure high availability and disaster recovery with backups and replication.

• Monitor system performance, troubleshoot issues, and apply patches and updates.

 Maintain Network Services

• Implement network design, configure, and maintain LAN, WLAN, and VPN infrastructure, managing firewalls, switches, and routers.

• Implement and monitor network security policies, intrusion detection, and access control.

• Optimize network performance, troubleshoot connectivity issues, and ensure redundancy.

 Ensure Security and Compliance

• Implement cybersecurity best practices, monitor threats, and manage endpoint protection and vulnerability assessments.

• Ensure compliance with regulations (e.g., HIB).

• Conduct security audits and enforce policies on user access, encryption, and authentication.

Documentation and Reporting

• Create and maintain network documentation, including network diagrams, configurations, and procedures.

 On Rotating Roster

• Provide standby support during off-office hours and weekend on a rotational basis.

 Ad-Hoc Assignments

• Carry out any other tasks assigned by the supervisor or RO.

Job Requirements

• Bachelor’s degree in information technology or related field.

• With networking, system and security certifications such as CCNA, CCNP, CCIE, Microsoft certified Azure Solutions Architect and/or Windows Server Administrator, CISSP, CISM and CompTIA Security.

• At least 5 years of experience providing systems, network and cybersecurity operational support.

• Must have hands-on experience with servers, network and security devices, firewall, switches, routers, load balancers and wireless solutions.

• Within experience in at least 5 of the below technologies:

  • Windows Server environments, including installation, configuration, maintenance, and troubleshooting.

  • Managing and maintaining Active Directory, including user and group management, Group Policy, and domain services.

  • Nutanix Hyper-Converged Infrastructure (HCI) or equivalent technologies, including deployment, configuration, and management of Nutanix clusters.

  • NAS systems such as Synology, including RAID configurations, storage pools, volume management, and monitoring storage health.

  • Deploying, configuring, and managing Backup & Replication solutions such as Veeam.  Experience with backup strategies, disaster recovery, and data restoration.

  • SQL Server backups technologies such as Redgate, including configuring backup schedules, performing restores, and ensuring data integrity.

  • Network monitoring tools such as SolarWinds, including setting up and managing network and server monitoring, creating alerts, and troubleshooting performance issues.

  • Managing privileged accounts, including password rotation, session management, and auditing using PAM tools such as Password State and CyberArk.

  • Vulnerability scanning and assessment technologies such as Nessus and OpenVAS, including configuring scans, analysing results, and implementing remediation plans.

  • Microsoft Entra for identity and access management, including integration with Azure AD, managing user identities, and ensuring secure access to resources.

  • Cloud platforms such as Azure, AWS and/or GCP.

Responsibilities

• Provide L3 Network and Security support.
• Support L2 Engineer to streamline incident calls and ensure service level agreements are met.
• Perform Support to L3 escalations of all network security across Fortinet,F5 Load Balancer,McAfee Proxies,Checkpoint.
• Assist with the documentation of standard operating procedures relating to installations and fixes.
• Act as coach and mentor to more junior Implementation Engineers and Technicians.
• Assume responsibility for the co-ordination of the activities of the Engineers, in line with performance targets.
• Included in higher complexity design work, with input to the design expected.
• Expected to take ownership of relevant technologies according to domain or specialization.

Requirements

• 8 – 10 years of experience in network operations in related industries or equivalent.
• CCIE or other expert level technical certifications equivalent or desirable.
• ITIL®v4 Foundation certification would be an advantage.
• In-depth hands-on working experience with routers, switches, firewalls, ISEs, Load balancers, Web proxies, packet captures, DNS, wireless and etc not limiting to brands such as (Cisco, Checkpoint, F5, Arista,Fortinet, Juniper, Akamai, McAfee, Infoblox, Corvil, Riverbed,
• Good understanding of TCP/IP, DNS, DHCP, GTM, LTM VPN, MP-BGP, OSPF, MPLS, Cisco ACI,SDWAN, Wireless technology; DWDM (ADVA), Multicast, HSRP, Spanning tree, VRF and DDOS.
• Experience with network tools and technologies such as Splunk, NetFlow, packet captures, ServiceNow, JIRA, and SMARTs.
• Ability to work in a fast-paced operational environment.
• Strong interpersonal skills
• Excellent Team Player

Professional Qualifications:

• Diploma or Bachelor’s degree in information technology or any related discipline.
• Industry-recognized network certifications such as CCNP or equivalent are strongly preferred.

Skills:

• Minimum 7 years of experience in supporting high-tech environments using Cisco networking solutions.
• In-depth knowledge of Cisco Switches, Access point and Firewall
• Strong expertise in wired, wireless, and VPN network support, with a focus on enterprise-level networks.
• Proficiency in network monitoring and diagnostic tools to ensure optimal performance and security.

The Infrastructure Services Team under Technology ensures the resilience, security, and high-performance of technology infrastructure across various functions of service monitoring, incident management, and technical support. The team ensures seamless operation, maintenance, and strategic growth of core infrastructure components, including networks, servers, storage, middleware, and databases.

The Senior Network Engineer will report to the Network Manager and is responsible for the daily management of network operations, ensuring its alignment with organisational growth and operational objectives

 KeyResponsibilities

 NetworkAdministration

·        Perform network administration in a heterogeneous environment (production, DR, test)comprising of network and security equipment, telecommunication links

·        Perform hardening, upgrade, and enhancement on IT infrastructure components

·        Monitor, assess, schedule, and implement network and product-specific security vulnerability patches

·        Monitor the obsolescence of IT infrastructure components (network systems)

·        Monitor expiry and perform renewal of network system passwords and certificates

·        Implement network backup operations to ensure data recoverability and business continuity

·        Executed disaster recovery plans for IT infrastructure (network systems) and conducted regular disaster recovery (DR) testing and component switchover exercises to ensure usability of standby and DR equipment

·        24 x 7 support is required (Need to work in 5 x shifts)

Project Management and Support

·        Provide system and network support for projects in accordance with the project timeline

·        Manage infrastructure enhancement and projects in accordance with established project management guidelines

Incident and Problem Management

·        Provide second-level network support and resolve incidents and problems in accordance with the established Service Level Agreement (SLA)

·        Perform problem diagnosis on incidents and propose & implementmeasures to prevent recurrence

Change and Release Management

·        Schedule and release network system changes to the production environment in accordance with the change management process/ procedures

·        Present and articulate change requests in CAB or CAMC

Configuration Management

·        Develop and maintain a comprehensive operating system, hardware, and software configuration database/ library of all IT infrastructure components used in the production environment

Capacity and Performance Management

·        Perform infrastructure system and network capacity monitoring and planning

·        Monitor and perform performance tuning to optimize network performance

Process Management

·        Implement the underlying processes supporting IT service management, in conformance with corporate security policies and guidelines

·        Documentation

·        Develop and maintain technical and process documents to upkeep the IT infrastructure

Requirements

Education and Experience

·        Bachelor’s degree in Information Technology, Information Systems, Computer Science, or a related field.

·        Minimum of 15 years of hands-on experience in managing network and security equipment such as Routers, Switches, Firewalls, VPN, Load Balancer, DNS, NAC in financial institutions or mission-critical environments

Skills and Knowledge

·        Proven hands-on network engineering experience

·        Demonstrate good analytical and problem-solving abilities

·        Excellent communication skills and possess a customer-oriented mindset

·        Strong interpersonal skills and able to work independently as well as in a team

·        Ability to manage and prioritise multiple tasks and projects effectively, particularly in a high-stakes environment with competing deadlines

·        Familiarity with data centre operations will be an advantage

Professional Certifications

Certifications in Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP) Enterprise, CheckPoint Certified Security Administrator (CCSA), Certified Cloud Security Engineer (CCSE), Palo Alto Certified Network Security Administrator (PCNSA),Palo Alto Networks Certified Network Security Engineer (PCNSE), Fortinet Network Security Expert (NSE) (up to level 4) and Certified Network Defender

The Infrastructure Services Team under Technology ensures the resilience, security, and high-performance of technology infrastructure across various functions of service monitoring, incident management, and technical support. The team ensures seamless operation, maintenance, and strategic growth of core infrastructure components, including networks, servers, storage, middleware, and databases.

The Senior Network Engineer will report to the Network Manager and is responsible for the daily management of network operations, ensuring its alignment with organisational growth and operational objectives

 KeyResponsibilities

 NetworkAdministration

·        Perform network administration in a heterogeneous environment (production, DR, test)comprising of network and security equipment, telecommunication links

·        Perform hardening, upgrade, and enhancement on IT infrastructure components

·        Monitor, assess, schedule, and implement network and product-specific security vulnerability patches

·        Monitor the obsolescence of IT infrastructure components (network systems)

·        Monitor expiry and perform renewal of network system passwords and certificates

·        Implement network backup operations to ensure data recoverability and business continuity

·        Executed disaster recovery plans for IT infrastructure (network systems) and conducted regular disaster recovery (DR) testing and component switchover exercises to ensure usability of standby and DR equipment

·        24 x 7 support is required (Need to work in 5 x shifts)

Project Management and Support

·        Provide system and network support for projects in accordance with the project timeline

·        Manage infrastructure enhancement and projects in accordance with established project management guidelines

Incident and Problem Management

·        Provide second-level network support and resolve incidents and problems in accordance with the established Service Level Agreement (SLA)

·        Perform problem diagnosis on incidents and propose & implementmeasures to prevent recurrence

Change and Release Management

·        Schedule and release network system changes to the production environment in accordance with the change management process/ procedures

·        Present and articulate change requests in CAB or CAMC

Configuration Management

·        Develop and maintain a comprehensive operating system, hardware, and software configuration database/ library of all IT infrastructure components used in the production environment

Capacity and Performance Management

·        Perform infrastructure system and network capacity monitoring and planning

·        Monitor and perform performance tuning to optimize network performance

Process Management

·        Implement the underlying processes supporting IT service management, in conformance with corporate security policies and guidelines

·        Documentation

·        Develop and maintain technical and process documents to upkeep the IT infrastructure

Requirements

Education and Experience

·        Bachelor’s degree in Information Technology, Information Systems, Computer Science, or a related field.

·        Minimum of 15 years of hands-on experience in managing network and security equipment such as Routers, Switches, Firewalls, VPN, Load Balancer, DNS, NAC in financial institutions or mission-critical environments

Skills and Knowledge

·        Proven hands-on network engineering experience

·        Demonstrate good analytical and problem-solving abilities

·        Excellent communication skills and possess a customer-oriented mindset

·        Strong interpersonal skills and able to work independently as well as in a team

·        Ability to manage and prioritise multiple tasks and projects effectively, particularly in a high-stakes environment with competing deadlines

·        Familiarity with data centre operations will be an advantage

Professional Certifications

Certifications in Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP) Enterprise, CheckPoint Certified Security Administrator (CCSA), Certified Cloud Security Engineer (CCSE), Palo Alto Certified Network Security Administrator (PCNSA),Palo Alto Networks Certified Network Security Engineer (PCNSE), Fortinet Network Security Expert (NSE) (up to level 4) and Certified Network Defender

Responsibilities:

•           Provide Level 2/3 IT network security operations support

•           Respond to incident calls and ensure the SLA to our clients is met

•           Perform changes to the network in-line with the organization’s ChangeManagement processes

•           Ensure compliance to policies, processes and standards, both internal andclients’ organization

•           Prepare network analysis reports, including findings with analysis

•           Participate in regular operations review meetings, including operationalissues, tickets review etc

•           Participate in projects/activities to support improvement initiatives

•           Conduct proper handover from the project team to operations after commissioningof projects.

•           Conduct internal training and/or knowledge transfer to team.

•           Update operations documentation (technical, CMDB, etc).

Requirements:

•           At least 5 years of experience providing network operational and administrationsupporting Cisco products (Routers / Switches/WLAN)

•           Diploma or Degree in Engineering, IT or its related field.

•           Minimum Cisco CCNP certification

•           In-depth knowledge of network routing and switching technologies and protocols

•           Knowledge of network security, load balancing and optimizationtechnologies 

•           Experience working with Cisco network, Bluecoat Proxy, F5 Load Balancer, PaloAlto/Checkpoint/Fortinet firewall and Splunk is preferred.

•           Ability to work in a multi-cultural team

•           Good communication skills both written and verbal.

•           Ability to prioritise work & multitask

•           Analytical and possess good troubleshooting skills.

•           Willing to work in extended hours and perform standby duty after office hour

Responsibilities:

•           Provide Level 2/3 IT network security operations support

•           Respond to incident calls and ensure the SLA to our clients is met

•           Perform changes to the network in-line with the organization’s ChangeManagement processes

•           Ensure compliance to policies, processes and standards, both internal andclients’ organization

•           Prepare network analysis reports, including findings with analysis

•           Participate in regular operations review meetings, including operationalissues, tickets review etc

•           Participate in projects/activities to support improvement initiatives

•           Conduct proper handover from the project team to operations after commissioningof projects.

•           Conduct internal training and/or knowledge transfer to team.

•           Update operations documentation (technical, CMDB, etc).

Requirements:

•           At least 5 years of experience providing network operational and administrationsupporting Cisco products (Routers / Switches/WLAN)

•           Diploma or Degree in Engineering, IT or its related field.

•           Minimum Cisco CCNP certification

•           In-depth knowledge of network routing and switching technologies and protocols

•           Knowledge of network security, load balancing and optimizationtechnologies 

•           Experience working with Cisco network, Bluecoat Proxy, F5 Load Balancer, PaloAlto/Checkpoint/Fortinet firewall and Splunk is preferred.

•           Ability to work in a multi-cultural team

•           Good communication skills both written and verbal.

•           Ability to prioritise work & multitask

•           Analytical and possess good troubleshooting skills.

•           Willing to work in extended hours and perform standby duty after office hour

About the Role

We are seeking a highly skilled and experienced Senior Network Engineer on behalf of our client to design, implement, maintain, and automate robust data center and enterprise network infrastructures.

This is a critical role requiring a rare technical trifecta: hands-on, expert-level mastery across Cisco, Juniper, and Micas platforms. If you are a seasoned engineer who thrives in complex, multi-vendor environments, loves bridging the gap between physical infrastructure and cutting-edge network automation, and enjoys mentoring junior talent, we want to hear from you.

Key Responsibilities

• Multi-Vendor Infrastructure Management: Oversee, configure, and troubleshoot complex data center and enterprise environments spanning Cisco, Juniper, and Micas platforms.

• Advanced Routing & Switching: Maintain high-availability network architectures utilizing advanced Layer 1–3 protocols ($BGP$, $OSPF$, $MPLS$, $VRF$, and multicast).

• Network Automation: Drive efficiency by developing and implementing automation workflows, infrastructure as code (IaC), and scripting solutions.

• Physical DC Operations: Oversee structured cabling, fiber optics, and physical space planning within the data center environment.

• Security & Compliance: Enforce robust network security postures across multi-vendor environments using AAA, 802.1X, ACLs, and firewalls.

• Monitoring & Documentation: Utilize DCIM and observability tools to ensure uptime, and author comprehensive technical documentation (SOPs, MOPs, and detailed network diagrams).

• Leadership & Mentorship: Act as a technical escalation point and provide guidance, coaching, and mentorship to junior and mid-level engineering staff.

Required Technical Skills & Qualifications

Core Experience

• 7+ years of dedicated experience in enterprise networking and data center operations.

Platform Expertise (Must possess hands-on experience in ALL three)

• Cisco: Catalyst, Nexus, ASR, and ISE.

• Juniper: Junos, EX, MX, and SRX series.

• Micas: Proven hands-on deployment and management experience.

Networking Fundamentals & Protocols

• Deep understanding of Layer 1–3 fundamentals.

• Advanced L3 routing proficiency: BGP, OSPF, MPLS, VRF, and Multicast.

Automation & Tools

• Network Automation: Proficiency with Python, Ansible, and Terraform.

• DCIM & Monitoring: Experience with NetBox, Splunk, ELK stack, or similar observability platforms.

Security & Physical Infrastructure

• Security: AAA, 802.1X, ACLs, and multi-vendor firewall administration.

• Physical Layer: Solid understanding of structured cabling, fiber optic types, and physical data center layout/operations.

Documentation & Certifications

• Strong track record of creating SOPs, MOPs, and network diagrams.

• Minimum Certification: CCNA required.

• Preferred Certification: CCNP, JNCIP, or equivalent multi-vendor certifications are strongly preferred.

Nice-to-Have Skills

• Experience with Ciena or Coriant optical transport systems.

• Familiarity with Nokia platforms.

• Knowledge of SD-WAN architectures and deployments.

• Cloud networking experience (AWS, Azure, or GCP).

• Experience implementing CI/CD pipelines for network infrastructure.

What We Offer

• Competitive salary and comprehensive benefits package.

• Opportunity to work with a highly sophisticated, diverse tech stack.

• A collaborative environment that values continuous learning and technical leadership.

We are looking for a skilled Network Engineer to administer and support our network infrastructure,ensuring optimal performance, reliability, and security across all sites and data centers.

Key Responsibilities

Network Infrastructure Administration

• Administer and support routers, switches, wireless access points, WLAN controllers, AAA servers, and encryptors.
• Respond to and diagnose network access and performance tickets:
• Service and close support tickets for wired and wireless client endpoints.
• Troubleshoot 802.1X authentication/authorization issues and escalate L2/L3 issues as necessary.
• Monitor network availability and respond immediately to system alerts.
• Perform root cause analysis of incidents and replace failed network components.
• Execute routine automation tasks to maintain secure configurations, backup management, and firmware upgrades.
• Manage operational activities and implement network changes.
• Track equipment lifecycle, procure replacements, and ensure timely project closure and payment.
• Manage network support agreements and telco circuit contracts, including renewals and payments.
• Support project teams in delivering IT services.

Network Communications Rooms & Data Centre Management

• Standardize and provision cabling for network access and data centers.
• Respond to alerts and resolve UPS and PDU faults.
• Work with contractors to replace faulty UPS and PDU units.
• Coordinate with Facilities Management for M&E issues (air-conditioning, electrical, fire safety) in network comms rooms.
• Escort external vendors/contractors for network-related activities.

Inventory &Documentation

• Maintain clear and concise documentation of network infrastructure, rack layouts, and cabling interconnects.
• Keep inventory up-to-date and perform periodic audits.
• Retire obsolete equipment following organizational procedures.

Qualifications & Skills

• Formal technical certification such as Cisco CCNA is preferred.
• Experience in network automation and scripting using tools like Ansible, Python,Terraform, GitLab is a plus.
• Strongcustomer service orientation with excellent communication skills.
• Self-motivated, detail-oriented, and able to work both independently and collaboratively.

Role Overview

We are looking for an experienced Senior Systems & Network Engineer to support security-centric infrastructure projects. The role involves system and network infrastructure engineering, implementation, operations support, technical escalation, security hardening, compliance activities and stakeholder coordination.

This position is suitable for candidates with strong hands-on experience in systems, networking, security infrastructure and project implementation across physical and virtualised environments.

Key Responsibilities

• Provide system and network infrastructure engineering support for small to large-scale security-focused infrastructure projects.

• Work closely with solution architects to define the best approach for system and network design and implementation across physical and virtualised environments.

• Act as the technical escalation point and subject matter expert for system security, network architecture, implementation and operations.

• Lead technical implementation of new network and system solutions, working alongside project managers, customers, telcos and product partners.

• Perform and validate system and network hardening activities and maintain baseline configuration documentation.

• Lead ad-hoc technical activities such as major maintenance, migrations and disaster recovery exercises.

• Support compliance and audit activities to ensure policies, standards and procedures are properly enforced.

• Mentor and guide junior engineers where required.

• Provide standby support after office hours when needed.

Requirements

• Diploma or Degree in Engineering, Information Systems, Information Security or a related discipline.

• Minimum 5 years of relevant experience in systems, network infrastructure or security infrastructure roles.

• Strong knowledge of networking fundamentals and industry-standard IT protocols.

• Hands-on experience with Windows, Linux, VMware and/or Hyper-V environments.

• Strong experience with Next-Generation Firewalls, VPN, switching/routing, load balancers and proxies.

• Experience in Windows Server domain environments, including Active Directory, Group Policy, DNS/DHCP and SCCM.

• Good understanding of system and network security, including hardening, patching, capacity planning and design.

• Experience in scripting, resource capacity planning and system design will be an added advantage.

• Good communication skills with a proactive, driven and team-oriented working attitude.

Preferred Skills and Certifications

• Professional IT or security certifications such as ITIL, CCNA, CCNP, MCSE or VMware certification will be preferred.

• Certifications or hands-on experience in Microsoft, VMware, Cisco, Check Point, Palo Alto, Fortinet or F5 technologies will be an advantage.

• Advanced certifications such as CCIE or CISSP will be advantageous.

Key Skills

Systems Engineering, Network Engineering, Infrastructure Security, Windows Server, Linux, VMware, Hyper-V, Firewall, VPN, Routing, Switching, Load Balancer, Active Directory, DNS, DHCP, SCCM, Security Hardening, Disaster Recovery, IT Infrastructure Implementation

Laurence Andaya - R26159876
Recruitment Consultant

EA 05C3053
BGC Group Pte Ltd (Outsourcing)

By submitting your resume or personal data, you consent to BGC Group Pte Ltd collecting, using, and
disclosing your personal data to our clients and partners for the purpose of evaluating your suitability
for job opportunities and related recruitment services. You acknowledge that you have read,
understood, and agree to our Privacy Policy for Job Applicants, available at https://bgcgroup.com/notice-for-job-applicants.