Total 5,365 network engineer job vacancies

We are seeking a highly motivated SolarWinds/Network Monitoring Engineer to support the administration, optimization, and continuous improvement of enterprise monitoring, observability, patch management, and log management platforms. The successful candidate will be responsible for maintaining monitoring tools, supporting infrastructure operations, troubleshooting complex issues, and collaborating with cross-functional teams to ensure system availability, performance, and security.

Responsibilities:

Monitoring& Tool Administration

• Perform day-to-day administration and maintenance of enterprise monitoring and management platforms, including SolarWinds and BMC solutions.
• Monitor system performance, availability, connectivity, and data integrity across the monitoring environment.
• Conduct regular health checks and ensure optimal performance of monitoring infrastructure.
• Configure and maintain monitoring policies, thresholds, alerts, notifications, and automated actions.

Platform Maintenance & Upgrades

• Plan, coordinate, and execute periodic platform upgrades, patches, and enhancements.
• Perform post-maintenance validation and functionality testing following monthly server patching activities.
• Support monthly automated patch deployment activities across customer environments.
• Ensure monitoring platforms remain compliant with security and operational standards.

Incident& Problem Management

• Investigate, troubleshoot, and resolve complex technical issues affecting monitoring platforms.
• Collaborate with internal infrastructure, network, database, and security teams to identify root causes and implement corrective actions.
• Escalate issues to vendors where required and manage incidents through to successful resolution.
• Prepare Root Cause Analysis (RCA) reports for critical incidents and service disruptions.

Security& Compliance

• Work closely with Security teams to remediate vulnerabilities identified within monitoring and management tools.
• Support security audits, compliance reviews, and vulnerability management activities.
• Ensure monitoring systems comply with organizational security policies and operational requirements.

System Integration & Reporting

• Collaborate with Server, Network, Database, and Application teams to onboard and configure devices, applications, and services into monitoring platforms.
• Configure monitoring solutions for infrastructure, applications, and network devices.
• Design and develop custom dashboards, reports, and analytics based on operational and business requirements.
• Create customized log management reports to support security monitoring and compliance initiatives.

Automation& Continuous Improvement

• Identify opportunities to automate operational processes and improve monitoring efficiency.
• Enhance monitoring coverage, alert quality, and operational visibility across enterprise environments.
• Contribute to continuous improvement initiatives, knowledge management, and operational best practices.

Requirements:

• Minimum 3–5 years of experience in Infrastructure Monitoring, Network Operations, Systems Administration, or related technical support roles.
• Hands-on experience administering SolarWinds and/or BMC monitoring solutions in enterprise environments.
• Experience supporting mission-critical monitoring and management platforms.
• Experience in handling SolarWinds, BMC Monitoring Solutions or Log Management and Patch Management Platforms.
• Strong understanding of TCP/IP, DNS, DHCP, Routing, Switching, and Firewall concepts.
• Experience monitoring network devices and troubleshooting connectivity issues.
• Familiarity with SNMP, Syslog, WMI, NetFlow, and related monitoring protocols.

Preferred Qualifications:

• SolarWinds Certified Professional (SCP)
• ITIL V3/V4 Foundation Certification
• Experience supporting large-scale enterprise or government environments

JobSummary:

We areseeking an experienced Network Engineer to provide day-to-day operationalmanagement, administration, and support. The engineer will handle networktroubleshooting, configuration, documentation, and change management whileensuring network reliability and performance.

________________________________________

KeyResponsibilities:

• Manage, monitor, and troubleshoot network devices (routers, switches, firewalls, wireless controllers).
• Perform firmware/software upgrades, patching, and vulnerability fixes.
• Configure VLANs, firewall rules, DNS entries, proxy whitelisting, and other network parameters.
• Conduct network backups, recovery, and disaster recovery exercises.
• Liaise with ISPs and service providers for operational issues.
• Support IoT and smart devices (CCTV, Smart TV, TouchWall panels, lighting controls).
• Maintain up-to-date network documentation (diagrams, topologies, configurations).
• Manage network change requests with proper planning, testing, and minimal user disruption.
• Analyze network performance and recommend improvements.

________________________________________

RequiredQualifications & Experience:

• CCNA or CCNP certified (Active certification)
• experience with routing protocols: BGP, OSPF, EIGRP.
• Experience with Cisco Nexus switches, Cisco wireless APs and controllers.
• Strong troubleshooting skills for Layer 1–3 network issues.
• Experience with network management tools and packet sniffers (e.g., Wireshark).
• Knowledge of disaster recovery procedures.

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The Senior Network Engineer/Lead is responsible for designing and implementing solutions that compliment a dynamic, always growing and evolving global network for one of the leading organizations in financial services. You will bring a unique perspective to a team that adapts and maintains a secure and reliable network hosted across both cloud and office/site network infrastructure. 

Although the core focus of this role will be to act as a Network Engineer with a solid understanding of Network & IT Infrastructure Fundamentals including protocols, switches, routers/firewalls, it will also include exposure to experience operating within Azure & AWS cloud tenants. You will design and manage the local and wide area networks of our organization to ensure maximum up time for our users.

Reporting to the Director, IT, Infrastructure, you will:

• Design and Architect Networks

  Develop secure, scalable, and highly available network architectures using technologies like VPNs, VPCs, virtual networks, and load balancers.

• Cloud Network Management

  Provision, configure, and manage cloud-based network resources across platforms such as AWS, Azure, and Cisco Meraki.

• Network Security Implementation

  Enforce robust security measures including firewalls, intrusion detection systems, encryption, and compliance with industry standards.

• Performance Monitoring and Troubleshooting

  Continuously monitor network performance, diagnose issues, and optimize for stability, availability, and efficiency.

• Hybrid Network Integration

  Seamlessly connect cloud environments with on-premises infrastructure using secure methods like VPNs.

• Automation and Scripting

  Leverage automation tools and scripting languages to streamline network operations and reduce manual tasks.

• Disaster Recovery and Continuity Planning

  Manage backup strategies, disaster recovery protocols, and ensure business continuity for network systems.

• Documentation and Compliance

  Maintain accurate and up-to-date documentation of network configurations, operational procedures, and compliance records.

• Stakeholder Communication and Collaboration

  Collaborate with IT teams and stakeholders, providing clear updates on incidents, maintenance, and project progress.

• Continuous Learning and Innovation

  Stay current with emerging technologies and trends, recommending improvements to enhance network infrastructure.

We are currently hiring for Network Engineer who can manage wired and wireless network access infrastructure; and support Data Centre network operations

1. Administer and support network infrastructure including network routers, switches, wireless access points, LAN controllers, AAA servers and encryptors
2. Respond and diagnose tickets related to network access and performance issues
a. Service and close support tickets to relocate or add client endpoints wired network access
b. Service and close support tickets to resolve client endpoints' wireless access
3. Troubleshoot, triage and resolve client endpoints' 802.1Xauthentication/authorization access issues and escalate, if necessary, L2 andL3 issues
4. Monitor availability of network access and provide immediate response and/or investigation to system alerts
5. Troubleshoot and assist with root cause analysis of incidents replacing failed network components
6. Support and perform routine automation tasks to ensure compliance for secure configuration, configuration backup management and routine firmware upgrades/updates
7. Manage operational activities and implement changes
8. Track network equipment support lifecycle, procure and support refresh activities to project closure and payment
9. Track equipment maintenance support agreements and telco circuits contracts, procure contract renewal and make payment
10. Support project teams in the delivery of wider IT services.

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Job Description

We are looking for an experienced Network Engineer to manage, maintain, and support enterprise IT infrastructure across AIX, Linux, VMware, AWS, and database environments. The role will involve server administration, cloud infrastructure support, virtualization management, system monitoring, backup and recovery, performance tuning, and troubleshooting of infrastructure-related issues.

The successful candidate will be responsible for ensuring system availability, security, performance, and reliability across on-premise and cloud environments.

Key Responsibilities

Manage and administer AIX and Linux servers, including installation, configuration, upgrades, patching, migration, and maintenance.

Support enterprise server environments running on IBM AIX, RHEL, CentOS, Ubuntu, and related platforms.

Administer VMware ESXi and vCenter environments, including VM creation, cloning, templates, snapshots, vMotion, HA, and resource configuration.

Perform daily server health checks, monitoring of CPU, memory, disk, network, and system performance.

Troubleshoot server, operating system, network, hardware, and virtualization-related issues within agreed SLA timelines.

Manage user accounts, groups, permissions, file systems, security settings, and access controls.

Configure and manage LVM, NFS, Samba, LDAP, cron jobs, Apache, and other Linux/AIX services.

Perform backup, restore, disaster recovery, root password recovery, boot issue troubleshooting, and disk replacement activities.

Administer IBM Power Systems, including HMC, LPAR, DLPAR, VIO Server, SEA, MPIO, and NIM configuration.

Support AWS cloud infrastructure, including EC2, S3, IAM, VPC, RDS, CloudWatch, Route 53, EFS, security groups, Auto Scaling, and Load Balancers.

Create and manage AWS accounts, IAM access, EC2 instances, storage volumes, snapshots, backups, and cloud monitoring alerts.

Implement AWS security best practices using IAM, KMS, GuardDuty, AWS Shield, and related services.

Support cloud migration, cost optimization, automation, and high-availability cloud infrastructure.

Install, configure, and administer MySQL, MariaDB, Percona, PostgreSQL, Redis, and MongoDB in Linux environments.

Manage database users, schemas, backup jobs, replication, alerts, slow query settings, and database troubleshooting.

Support SAN storage administration, including LUN creation, expansion, mapping to ESXi, and health monitoring.

Use monitoring tools such as Nagios, Zabbix, Grafana, Cacti, and LPAR2RRD to track infrastructure health and performance.

Create scripts using Shell scripting, Bash, Korn shell, and Ansible playbooks to automate routine administration tasks.

Coordinate with internal teams, vendors, and support engineers for issue resolution, system maintenance, and infrastructure improvements.

Job Requirements

Diploma or Degree in Information Technology, Computer Science, Engineering, or related discipline.

Minimum 8 to 10 years of experience in system administration, infrastructure support, or related IT operations role.

Strong hands-on experience in AIX and Linux system administration.

Experience with Linux distributions such as RHEL, CentOS, and Ubuntu.

Good knowledge of VMware ESXi, vCenter, VM templates, cloning, snapshots, vMotion, and HA.

Hands-on experience with AWS cloud services, including EC2, S3, IAM, VPC, RDS, CloudWatch, Route 53, EFS, Load Balancers, and Auto Scaling.

Experience in server build, migration, upgrade, patching, monitoring, backup, and recovery.

Knowledge of IBM Power Systems, including HMC, LPAR, DLPAR, VIO, SEA, MPIO, and NIM will be advantageous.

Experience in MySQL, MariaDB, Percona, PostgreSQL, Redis, or MongoDB administration.

Knowledge of SAN storage, LUN mapping, ESXi storage connectivity, and storage health monitoring.

Familiar with monitoring tools such as Nagios, Zabbix, Grafana, Cacti, or LPAR2RRD.

Able to troubleshoot hardware, OS, network, storage, database, cloud, and virtualization issues.

Experience with automation tools such as Shell scripting and Ansible.

Good understanding of IT security, access control, backup strategy, disaster recovery, and system performance tuning.

Ability to work independently and as part of a team in a fast-paced environment.

Good communication, documentation, analytical, and problem-solving skills.

Professional certifications such as IBM Certified System p Administrator AIX, ITIL, AWS, Linux, or VMware certifications will be an advantage.

[Job ID: 1600983]

Responsibilities

• Deliver professional services, including deployment, implementation, and upgrades of cybersecurity products distributed by the organization. This may occasionally involve customer coordination and project timeline management.
• Provide practical and effective technical solutions or alternatives based on customer requirements.
• Conduct product training for customers, partners, and internal teams.
• Perform installation, configuration, and basic troubleshooting independently using product documentation.
• Continuously upskill and obtain relevant technical certifications for assigned technologies.
• Develop into a subject matter expert over time and support knowledge transfer to internal teams for enhanced customer support.
• Provide technical support to sales and support teams, including product clarification, solution design input, tender compliance, and ad-hoc technical assistance.
• Perform any other duties as assigned.

Requirements

• 2 years of experience in IT, Information Security, or Cybersecurity preferred
• Strong knowledge of cybersecurity and IT infrastructure, including:
  Firewalls, VPN, DLP, IDS/IPS, Web Proxy, DNS, Email Security, SIEM, log management, virtualization, containers, cloud platforms (AWS, Azure, Google Cloud), DevOps/DevSecOps, IAM, PAM, endpoint security, CyberArk Conjur.
• Solid troubleshooting skills in networking and systems, including:
  TCP/IP, routing, NAT, VLAN, multicast, OSPF, BGP, Active Directory, LDAP, RADIUS, SNMP, Syslog, SMTP, TLS, SSH.
• Strong interest in cybersecurity trends and attack techniques.
• Relevant certifications are an advantage:
  Cisco CCNA/CCNP, Check Point CCSE/CCSM, CyberArk CDE, CISSP, CREST, OSCP, and other security-related certifications.

We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

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EA Personnel Name: Ong Kang Quan Ryan
EA Personnel Registration Number: R23116952
EA License No.: 07C5771

☑ Good Bonuses

☑ Near MRT

☑ Family Friendly Environment

Job Description:

• Design, implement, and support enterprise network infrastructure.
• Deliver network solutions and infrastructure projects.
• Monitor, troubleshoot, and optimize network performance and security.
• Manage technology lifecycle, documentation, and operational support.

Requirements:

• At least a Diploma with at least 4 years of network engineering experience.
• Strong knowledge of routing, switching, security, and network protocols.
• Hands-on experience with Cisco, Check Point, Palo Alto, and Fortinet technologies.
• CCNP and firewall certifications preferred, with strong troubleshooting skills.

Loh Puay Hwee David

EA License | 24C2215

EA Registration Number | R1766892

Required Qualifications & Experience

Education & Certifications

· Diploma or bachelor’s degree in Information Technology, Computer Engineering, or a related field.

· Relevant certifications, such as:

o Cisco CCNA / CCNP

o Fortinet NSE 4 or equivalent

o AWS Solutions Architect – Associate

Technical Experience

· 4–5 years of hands-on experience in network implementation, operations, and support within

enterprise environments.

· Strong experience with enterprise networking technologies, including:

o Switching, routing, firewalls, and VPNs (Cisco, Fortinet, Palo Alto, AWS, Azure)

o IP networking fundamentals, routing protocols (BGP, OSPF), QoS, and Ethernet

· Experience using network monitoring and management tools (e.g. PRTG, SolarWinds).

· Good understanding of structured cabling, Wi-Fi technologies, NAC, and network security controls.

· Proven troubleshooting capability in complex, multi-site or hybrid cloud network environments.

Soft Skills & Attributes

· Strong analytical and problem-solving skills.

· Customer-oriented mindset with the ability to manage multiple tasks in a fast-paced environment.

· Clear communication and e0ective technical documentation skills.

· High attention to detail with strong organizational abilities.

· Ability to work independently and collaboratively within cross-functional and project teams.

Working Conditions

· May require after-o0ice-hours work during scheduled maintenance or critical network activities.

· Exposure to enterprise-scale, multi-site, and cloud-integrated network environments.

Key Responsibilities

1. Network Implementation & Operations

· Implement, configure, operate, and maintain network infrastructure (physical and virtual), including

LAN, WAN, Wi-Fi, cloud networking, and structured cabling.

· Participate in the network design phase by reviewing designs, validating assumptions, highlighting

operational risks, and ensuring designs are implementable and supportable.

· Configure, troubleshoot, and support network equipment such as switches, routers, firewalls, and

wireless access points.

· Perform technical site surveys, Wi-Fi passive site surveys, and site preparation activities as input to

design and implementation.

· Monitor network performance, capacity, and availability; proactively identify and resolve incidents

to ensure stable operations.

· Support scheduled maintenance, including after-hours maintenance windows when required.

· Attend remote sites for fault isolation, troubleshooting, and service provisioning activities

· Liaise with vendors & internal stakeholder on Network Cabling works (eg Laying of New LAN

cables during O0ice Renovation.)

2. Network Monitoring, Optimization & Resilience

· Operate and maintain network monitoring platforms such as PRTG and SolarWinds.

· Analyze performance metrics, bandwidth utilization, and fault data to support continuous

optimization and service improvement.

· Implement and support disaster recovery and backup solutions for network infrastructure in line

with approved architecture.

· Manage cabling assets and maintain accurate and up-to-date physical and logical network

diagrams.

3. Cloud Networking & Connectivity

· Implement and support cloud networking components and connectivity in AWS or other Cloud

Connectivity environments based on approved designs.

· Ensure secure and reliable connectivity between on-premises environments, cloud platforms, and

external service providers.

· Provide implementation and operational feedback to improve cloud network designs for

performance, scalability, and cost e0iciency.

4. Security, Risk & Compliance

· Implement and operate network security controls including firewall policies, VPNs, NAC, and Wi-Fi

security configurations.

· Ensure network implementations comply with internal standards, security policies, and industry

best practices.

· Support audits by providing evidence, addressing findings, and implementing corrective actions.

· Perform vulnerability assessment, remediation, and security hardening activities across

enterprise network and security infrastructure environments

5. Documentation & Change Management

· Develop, maintain, and update network documentation, including:

o As-built network documentation and diagrams

o Implementation and configuration guides

o Operational runbooks and support procedures

o Preventive maintenance documentation

· Ensure all network changes follow established change management and approval processes.

· Documenting network configurations and maintaining up-to-date records

· Maintaining IT Asset Inventory

6. Project & Stakeholder Collaboration

· Work closely with Project Managers and solution teams to deliver network components of projects

according to agreed scope, timelines, and quality standards.

· Participate in project design discussions to provide implementation, operational, and

maintainability input.

· Collaborate with cross-functional teams to resolve complex network issues and support service

delivery.

· Provide technical support and guidance to internal users and stakeholders on network-related

matters.

· Flexible to travel within Singapore and work in construction-site environments during the

implementation and initial setup of network infrastructure

7. Vendor & Service Provider Management

· Coordinate with vendors and service providers during implementation, troubleshooting, and

service delivery activities.

· Support vendor performance monitoring and resolution of network service issues.

· Assist in technical evaluation and validation of vendor solutions against approved designs and

standards.

8. Datacenter management

· Manage Data Centre physical security, access control, and operational activities.

· Provide 24x7 standby support and travel as required to support Data Centre operations,

maintenance, and project activities.

· Provide 1st Level investigation into hardware or connectivity issues.

· Manage and organize physical cabling within the data center, including fiber optics, network cables,

and power cables

The Security / Network Engineer is responsible for supporting migration teams by implementing secure network connectivity, firewall configurations, and security controls required for migration between on-premise and Azure environments. This role ensures compliance with enterprise security standards while enabling seamless and secure workload migration.

In addition, the role operates within a managed services environment, ensuring infrastructure and network services remain secure, available, and performant through proactive monitoring, troubleshooting, and incident resolution.

Key Responsibilities:

Network & Security Implementation

· Implement firewall rule changes to support migration activities and ongoing operations.

· Configure and manage network security devices (e.g., Fortigate, Palo Alto).

· Support hybrid connectivity setup including VPN and ExpressRoute configurations.

· Implement network segmentation and micro-segmentation strategies.

· Enforce enterprise security policies and compliance requirements across environments.

· Support secure connectivity between on-premise and Azure environments.

Azure Networking & Cloud Security

· Configure and manage Azure networking components (VNets, NSGs, route tables, load balancers).

· Implement and maintain secure access controls and network security principles in cloud environments.

· Support design and implementation of secure hybrid architectures.

· Assist in implementing security controls for cloud-based workloads.

Technical Support & Incident Management

· Resolve incidents and service requests within agreed SLA timelines under general supervision.

· Monitor network and security systems proactively to detect and mitigate issues.

· Investigate, analyse, and troubleshoot network and security-related incidents.

· Maintain accurate and timely updates in ticketing systems with resolution details.

· Escalate complex issues to senior engineers or Technical Leads where required.

Service Delivery & Process Compliance

· Ensure adherence to ITIL processes including Incident, Problem, and Change Management.

· Support, track, and document change implementation activities.

· Participate in security audits, compliance checks, and risk assessments.

· Contribute to continuous improvement of security and network operations.

Collaboration & Knowledge Sharing

· Work closely with migration teams, cloud engineers, and security architects.

· Communicate effectively with stakeholders to support secure migration delivery.

· Share knowledge and document solutions for recurring issues.

· Support junior engineers and contribute to team capability development.

Required Skills & Qualifications

· 3–5 years of experience in networking and security engineering.

· Hands-on experience with:

- Firewall administration (Fortigate, Palo Alto preferred)

- Azure networking (VNets, NSGs, routing)

- VPN and ExpressRoute connectivity

- Network security principles and segmentation

· Security policy implementation and compliance

· Strong understanding of hybrid cloud networking architectures.

· Experience supporting enterprise infrastructure and migration projects.

Key Competencies

· Strong troubleshooting and analytical skills in network and security domains.

· Ability to work in high-pressure, mission-critical environments.

· Good communication and stakeholder engagement skills.

· Attention to detail and strong documentation practices.

· Customer-focused mindset with commitment to service excellence.

Qualifications & Certifications

· Bachelor’s degree in IT, Computer Science, or related field (or equivalent experience).

· Preferred certifications:

- CCNA / CCNP (Networking)

- Palo Alto, Fortinet, or other firewall certifications

- Microsoft Certified: Azure Network Engineer Associate

- Security certifications (e.g., CISSP, Security+) are advantageous

· Experience with Zero Trust architectures.

· Exposure to cloud security tools (Defender for Cloud, Sentinel).

YOUR NEW JOB

As a Network Service Engineer, you'll support a large-scale government network environment, ensuring the availability, performance, security, and compliance of critical infrastructure. You'll be involved in network operations, incident resolution, security management, patching, and infrastructure lifecycle activities.
This is a 12-month contract role (renewable), supporting a new long-term government project . Work will be onsite, Mon – Fri office hours.

WHAT YOU’LL BE DOING

• Monitor and maintain network infrastructure to ensure high availability and performance
• Troubleshoot and resolve network incidents, outages, and performance issues
• Perform root cause analysis and support SLA-driven incident management
• Manage routers, switches, firewalls, and load balancers across the environment
• Support firewall policy reviews, security monitoring, and compliance activities
• Execute patching, vulnerability remediation, and lifecycle upgrades
• Support change management, release activities, and rollback planning
• Maintain network documentation, SOPs, CMDB records, and operational reports
• Perform capacity monitoring, trend analysis, and infrastructure health checks
• Participate in standby support and after-hours maintenance when required

WHAT IS NEEDED FROM YOU

• 2–6 years of experience in network engineering, network operations, or infrastructure support
• Hands-on experience with Cisco networking technologies
• Experience supporting enterprise routers, switches, and firewalls
• Familiarity with ITIL processes, incident management, and change management
• Experience with network monitoring, troubleshooting, and operational support
• Eligibility for government security clearance
• Open to occasional overtime

WHAT WILL MAKE YOU STAND OUT

• Experience with Palo Alto, Check Point, or F5 technologies
• Exposure to government, public sector, or highly regulated environments
• Network certifications such as CCNA, CCNP, PCNSE, or equivalent
• Experience supporting large-scale managed services environments
• Familiarity with vulnerability management and security compliance frameworks

Key Responsibilities

 Deliver support and deployment activities for the customer’s Cloud environment.

 Troubleshooting issues on cloud-scale or backbone networks.

 Deliver support for software defined networking services such as SDN, Azure Front Door (AFD), distributed denial of service (DDoS), domain name service (DNS) Express Route, etc.

 Standby on-call duties for out-of-hours support

Technical Skill Sets:

Programming languages: Kusto, Java, Python, Perl.

Operating System: Linux OS

Virtual Networking: SDN, VNET, DNS, ExpressRoute, Traffic Manager, Load

balancer

Machine Readable Formats: JSON and XML

Certifications: CCNP/JNCIP (Plus)

Network Automation & Security: Working Experience

Job summary:

We are seeking a Customer Support Engineer to join some of the industry's brightest minds in developing and deploying today's most advanced Internet technologies.In this role, you will gain insight on the detailed functionality of Cisco products and partner with all distributed elements of the service chain. The ideal candidate demonstrates an aptitude and appetite for learning new technologies, evidenced by the ability to expand upon core knowledge. This is a great opportunity for someone with patience and an empathetic view of the customer to hone their skills and advance their career providing value to customers while working with an industry leader in networking technology.

Responsibilities:

• Leads design workshops.
• Documents or reviews network requirements and High Level Design.
• Documents or reviews Low Level Design.
• Generates standard project documentation including detailed test plan for complex networks.
• Generate, build and execute technical and complex test plans and topology in CPOC environments
• Generates network configurations from Low Level Design for complex networks.
• Reviews Implementation Plans.
• Plans and executes complex Network Upgrade and Network Migration activity.
• Executes all phases of project delivery including network staging, implementation and handover.
• Carries out Knowledge transfer activities

Required:

• Bachelor’s degree in Computer Science or a related field from an accredited University.
• Understanding of Security and Data Center architectures, including virtualization, experience in planning, design & implementation of Data Center infrastructure and security technologies
• Hands on experience with Nexus Product Family & Cisco ACI, VXLAN, EVPN, SDWAN technologies, as well as with Catalyst series switches etc.
• Deep knowledge In Routing & in technologies such as STP, HSRP/VRRP, OSPF, IS-IS, BGP, MPLS, high availability, network/device security, QoS, IP SLA, network management.
• At least, 10 years Network engineering experience that includes deployment and migration
• CCNP equivalent certification or higher would be an advantage
• Strong Python/Java/JavaScript programming skills in Linux would be an advantage

[Order Number: 1093349]

Responsibilities:

• Manage post-sales activities for cybersecurity or network performance monitoring products.
• Implement large-scale projects locally and regionally.
• Provide on-site implementation services, including testing, deployment, and documentation.
• Offer technical support to ensure customer satisfaction.
• Analyze and clarify customer queries through troubleshooting and researching existing knowledgebase articles/known issues.
• Be on routine standby to support 24×7 maintenance support calls.
• Communicate issues clearly and concisely.
• Demonstrate excellent written and verbal communication skills.
• Perform any other ad-hoc tasks as assigned.

Requirements:

• 1 year of relevant experience in the IT industry providing network support and administration.
• Knowledge and experience in networking, such as routing and switching technology.
• Possess CCNA or CCSA certification.
• Willingness to work hard and eagerness to learn about new technologies.

To Apply, please kindly email your updated resume to

cv_gary@goodjobcreations.com.sg

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We regret that only shortlisted candidates will be notified. However, rest assured that all applications will be updated to our resume bank for future opportunities.

EA Personnel Name: Gary Ho Cheng Xuan

EA Personnel Reg. No.: R1549767

EA License No.: 07C5771

Responsibilities

• Oversee the organization’s IT infrastructure, ensuring optimal performance, security, and reliability of servers, network and security systems, as well as cloud services.
• Design, implement, and maintain the IT infrastructure of the organization.
• 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.
• 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.
• Implement cybersecurity best practices, monitor threats, and manage endpoint protection and vulnerability assessments.
• Ensure compliance with regulations.
• Conduct security audits and enforce policies on user access, encryption, and authentication.
• Create and maintain network documentation, including network diagrams, configurations, and procedures.
• Carry out any other tasks assigned by the management

Requirement

• Min Degree in Information Technology or relevant
• Min 5 years of experience in providing Network, System and Cybersecurity operational support.
• Experience with servers, network and security devices, firewall, switches, routers, load balancers and wireless solutions.
• Certifications in CCNA/ CCNP/ CCIE/ Microsoft certified Azure Solutions Architect and/or Windows Server Administrator, CISSP, CISM and CompTIA Security will be required

To submit your application, please apply online to apply@rn-care.com or call +(65) 6513 5697 for private and confidential discussion.

Your interest will be treated with the strictest of confidence. We regret that only shortlisted candidates will be notified or contacted.

RN Care Pte. Ltd
EA License No: 17C8900

The Managed Services Cross Technology Engineer (L3/L4) – Network / Security is an advanced, architect-level role across multiple technology domains (Cloud, Security, Networking, Applications, Collaboration). The primary objective is to design, implement, and maintain an enterprise network defensive architecture to protect data and infrastructure from sophisticated threats. This role acts as the highest-tier escalation point (4th-line support) to resolve complex operational incidents, ensure contracted client outcomes, and meet Service Level Agreements (SLAs).

Key Responsibilities

1. Strategy & Architecture

• Security Roadmap: Define, architect, and champion the overall network security posture across on-premise, cloud, and hybrid environments (including Zero Trust and SASE models).

• Infrastructure Design: Deploy and manage core components like Next-Gen Firewalls (NGFW), IDS/IPS, WAF, Load Balancers, VPNs, and Network Access Control (NAC) systems.

• Cloud & Segmentation: Design secure cloud networking patterns (e.g., AWS VPCs, Azure VNets) and enforce micro-segmentation.

• Policy & Governance: Establish and enforce comprehensive network security policies, standards, and baselines.

2. Incident Management & Operations

• L4 Escalation Support: Act as the final technical tier for complex incidents that lower-level teams (L1–L3) cannot resolve, performing deep root-cause analysis.

• Ticket & SLA Ownership: Systematically troubleshoot, log, track, and update tickets with resolution details within agreed timelines.

• Proactive Monitoring: Diagnose and investigate potential system issues and errors before or when they occur to minimize client impact.

• Emergency & Change Management: Serve as an emergency contact for critical, business-impacting outages and oversee strict change management protocols.

3. Optimization, Projects & Mentorship

• Automation: Collaborate with automation teams to script and automate routine operational tasks for effort optimization.

• Knowledge Sharing & Mentorship: Create high-quality technical documentation (HLD/LLD) and coach/push knowledge down to junior engineering teams.

• Disaster Recovery: Develop, implement, and test network security components within Disaster Recovery (DR) and Business Continuity plans.

• Project Delivery: Manage, implement, and execute technical projects according to client timelines.

• Quality Audits: Perform process and service experience quality audits.

Key Competencies & Attributes

• Strong client-centric focus with a passion for exceeding expectations under pressurized environments.

• Excellent change management, active listening, and cross-cultural communication skills.

• Ability to plan effectively amid changing circumstances and work extended hours when necessary.

Technical Skills & Certifications

• Education: Bachelor’s degree in IT/Computing or equivalent work experience.

• Preferred Certifications: CCIE, CCNP Security, CISSP, PCNSE, or vendor-specific firewalls (Fortinet, Check Point, Cisco).

• Core Technology Stack Required:

  • Firewalls/Security: Cisco ISE, Fortinet (FortiGate, FortiManager), Check Point, CyberArk.

  • Application Delivery/Vulnerability: F5 (LTM, WAF), RSA, Tenable, Trend Micro.

  • Monitoring & Tooling: Solarwinds, Splunk Enterprise, OPSWAT.

  • Network Diagnostics & Automation: Advanced packet analysis (Wireshark/tcpdump) and basic automation scripting (Python/Ansible).