Total 2,995 network engineer job vacancies in Information Technology category

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.

• Minimum 10+ years of experience in IT/OT infrastructure and operational environments.
• Experience integrating enterprise IT networks with OT systems and industrial equipment.
• Hands-on knowledge of HMIs, PLCs, SCADA systems, sensors, CMMs, CNC machines, and 3D printers.
• Ability to update PLC configurations, IP addressing, and network parameters.
• Perform OT asset inventory collection, validation, and documentation.
• Identify operational and cybersecurity risks and proactively escalate issues.
• Strong understanding of industrial protocols such as OPC-UA, Modbus TCP/IP, Ethernet/IP, and SMB.
• Experience designing and supporting LAN/WAN networks, VLANs, and routing protocols.
• Proficiency in configuring Cisco switches, routers, SD-WAN, and Check Point firewalls.
• Experience with firewall rule management, network security configuration, and troubleshooting.
• Knowledge of network segmentation and micro-segmentation using VLANs, switches, and network taps.
• CCNA/CCNP, CompTIA Network+, or equivalent networking certification preferred.

EA License No: 11C4879 / Registration ID : R1218583

Apar Technologies Pte Ltd, Singapore

Role: MobileCore Network Ops Engineer (4G/5G)
Location: Singapore

We are partnering with a leading organisation to hire a Mobile Core Network OpsEngineer (4G/5G) to support critical telecom infrastructure and ensure seamlessnetwork operations.

About theRole

You will beresponsible for the operation, maintenance, and troubleshooting of 4G/5G corenetwork systems, ensuring high service availability and performance, includingsupport for international roaming services.

KeyResponsibilities

• Manage and support 4G/5G Mobile Core nodes (e.g., IMS, HSS, UDM, SBC, MSS, etc.) to ensure smooth network operations
• Perform system maintenance, including patching, upgrades, and performance optimisation
• Monitor network performance, KPIs, and alarms to maintain service quality
• Troubleshoot and resolve end-to-end network issues across core systems
• Collaborate with local providers and international roaming partners for testing and service assurance
• Implement security hardening and vulnerability management to mitigate risks
• Develop and maintain operational processes and documentation

Requirements

• Degree in Electronics, Communications, Networking, or related field
• Minimum 3-5 years of experience in the Telco industry
• Strong knowledge of 4G/5G core networks and call flows
• Familiarity with protocols such as IMS, VoLTE, SS7, Diameter, SIP, SCTP
• Hands-on experience in network troubleshooting (end-to-end)
• Exposure to VoLTE roaming and IREG testing
• Understanding of network and application security
• Knowledge of IP networking (switching & routing)
• Experience working with Linux and virtualised environments
• Basic scripting/programming skills (e.g., Python, Shell)

UEN: 202329526G

EA Licence: 23S2061

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)

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Should focus on day-2-day operations, incident, change management, and user centric trouble shooting.

Operate andcontinuously improve the organization’s Secure Access Service Edge (SASE)services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA),ensuring secure, reliable user connectivity and strong policy governance.

Keyresponsibilities (Operational / BAU)

• Runday-to-day operations for ZIA (web gateway, SSL inspection, URL filtering,cloud app control, sandbox, DLP , DNS security).

• Runday-to-day operations for ZPA (App Segments, Access Policies, Connectormanagement, posture requirements, policy troubleshooting).

• Monitorservice health and user experience; proactively identify trends and recurringissues.

• HandleL2/L3 incident troubleshooting: authentication issues (SSO/SAML),PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSLinspection issues.

• Performpolicy administration: create/update rules, exceptions, and change deploymentsfollowing CAB/ITSM change controls.

• Maintainforwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PACfiles, forwarding profiles, location configuration, traffic steering.

• Manageintegrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar),ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA.

• Executeroutine operational tasks: connector upgrades, certificate updates, locationupdates, application onboarding to ZPA, user/group updates.

• Work withvendors/TAC; drive cases to closure and implement corrective actions.

• Maintaindocumentation: runbooks, SOPs, troubleshooting guides, policy standards,onboarding checklists.

• Supportaudits and compliance: policy reviews, recertification evidence,logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist forapproved URLs/domains based on business justification and securityrequirements.

• Manageexception lifecycle: approvals, expiry dates, periodic review/cleanup, andrecertification evidence.

• Ensureisolation policies align with ZIA policies and do not create conflicting userexperience (e.g., bypass vs isolate logic) Site not loading in isolation,rendering issues, broken web apps, file download/upload restrictions,clipboard/printing controls (as applicable)

Coreskills:

• Strongworking knowledge of ZIA (SSL inspection, URL filtering, CASB/app control,sandbox, forwarding methods).

• Strongworking knowledge of ZPA (connectors, app segments, access policies, posture,authentication flows).

• Troubleshootingacross endpoint + network + identity (DNS, TLS cert chains, proxy behavior,SAML/SSO, routing).

•ITSM/change management discipline (ServiceNow/JIRA), documentation habits.Strong knowledge about Zero Trust concepts

•Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) forops automation.

Contract Period: 18 Months

Working Location: Central / 2 days WFH

Role Overview 

We are seeking an experienced Network Engineer with strong IoT and telemetry systems expertise to support the design and implementation of a technology platform. The role will focus on field device connectivity, open-standard data protocols, edge communications, and reliable data transmission from environmental sensors and data loggers into a central ingestion platform. 

The ideal candidate has hands-on experience working across the full telemetry lifecycle, from sensor and data logger integration to operational device monitoring, buffering, and bidirectional communication with cloud or central data systems. 

Key Responsibilities 

• Serve as a technical lead for IoT connectivity, telemetry integration, and field-to-platform communication design. 

• Design and implement communication flows between automatic weather stations, data loggers, and the central ingestion platform. 

• Work with environmental telemetry equipment, commercial data loggers, and equivalent field instrumentation systems. 

• Develop integrations using open-standard IoT protocols such as MQTT or equivalent messaging protocols. 

• Implement edge-side data buffering and retry strategies to handle intermittent cellular or field network connectivity. 

• Support device state monitoring, sensor inventory tracking, calibration offset handling, and operational management workflows. 

• Perform low-level data manipulation, including byte stream parsing, bitwise operations, and Big-Endian/Little-Endian data handling. 

• Collaborate with data engineers, service designers, field technicians, and project stakeholders to validate end-to-end system behaviour. 

• Contribute to technical documentation, integration specifications, and operational handover materials. 

Required Skills and Experience 

• Strong experience designing or implementing IoT, telemetry, SCADA-adjacent, or sensor data communication systems. 

• Hands-on experience with data logger integration and environmental sensor platforms. 

• Proficiency in scripting or programming for device communication, data parsing, and protocol handling. 

• Practical experience with MQTT or comparable IoT communication protocols. 

• Good understanding of cellular network reliability issues, offline buffering, retries, and edge connectivity patterns. 

• Ability to troubleshoot field-to-cloud data flows across hardware, network, protocol, and application layers. 

• Strong technical communication skills and ability to work with both engineering and operational teams. 

Good to Have 

• Experience with meteorological, environmental monitoring, utilities, transport, industrial IoT, or mission-critical operational systems. 

• Familiarity with time-series data ingestion, device health monitoring, and calibration workflows. 

• Experience contributing to early-stage platform builds that later transition into production-grade platforms. 
  

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Job Summary

We are seeking an experienced AWS Cloud Network Engineer with strong expertise in Infrastructure as Code (Terraform) and CI/CD automation. The ideal candidate will be responsible for designing, implementing, automating, and optimizing AWS cloud network infrastructure using Terraform-driven deployments. This role requires deep hands-on experience in AWS networking, strong troubleshooting skills, and the ability to enhance and maintain scalable cloud network environments.

Responsibilities

• Design, implement, and manage AWS cloud network infrastructure using Terraform. Create and modify Virtual Private Clouds (VPCs), subnets, route tables, gateways, and related networking components.
• Develop and implement subnet strategies (public, private, and isolated subnets).
• Configure and maintain Load Balancers (ALB/NLB), including listeners and target groups.
• Manage and optimize Security Groups and Network Access Control Lists (NACLs).
• Implement approved network designs using Terraform modules and CI/CD pipelines.
• Develop new Terraform modules and enhance existing ones to improve scalability and reusability.
• Refactor, clean up, and optimize existing Terraform code to eliminate technical debt.
• Enhance automation capabilities for infrastructure provisioning and configuration.
• Support cloud migration activities and ensure smooth transition to new environments.
• Troubleshoot complex AWS networking issues and provide root cause analysis.
• Ensure adherence to security best practices and organizational standards.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field
• Minimum 5 years of experience in AWS Cloud infrastructure with strong focus on networking.
• Extensive hands-on experience with: VPC design and configuration, Subnetting strategies, Route tables and gateways (IGW, NAT), Load Balancers (ALB/NLB), Security Groups and NACLs
• Strong expertise in Terraform: Writing reusable modules, Managing remote state, Code refactoring and optimization
• Experience with CI/CD pipelines for infrastructure deployment.
• Strong troubleshooting and analytical skills.
• Experience supporting cloud migration initiatives.
• Solid understanding of networking fundamentals (CIDR, DNS, routing, firewalls).
• Experience in enterprise-scale AWS environments.
• Familiarity with DevOps practices and Git-based workflows.
• Experience implementing security best practices in cloud environments.

• Evaluate, assess, and recommend emerging networking technologies by conducting Proof of Concepts (PoCs) and technical evaluations to determine their suitability for enterprise banking environments, with a strong focus on scalability, resiliency, security, and regulatory compliance.
• Serve as the Subject Matter Expert (SME) for enterprise network architecture, leading end-to-end solution design, planning, implementation, and validation across mission-critical environments.
• Design, implement, and support network and security solutions, including LAN, SD-WAN, SASE, firewalls, load balancers, network automation, and observability platforms across data center and branch infrastructures throughout the APAC region.
• Architect and manage advanced data center networking solutions, including Spine-Leaf architectures, VXLAN/EVPN fabrics, multi-site interconnectivity, and highly available network designs that support business continuity and disaster recovery requirements.
• Provide deep technical expertise in routing, switching, and transport technologies, including BGP, OSPF, IS-IS, MPLS, Segment Routing, VRFs, QoS, network virtualization, multi-tenancy, and Zero Trust segmentation strategies at both macro and micro levels.
• Develop and maintain architecture standards, technical documentation, High-Level Designs (HLDs), Low-Level Designs (LLDs), implementation guides, operational runbooks, and network governance frameworks.
• Conduct architecture reviews, risk assessments, performance audits, and compliance evaluations, delivering recommendations to enhance network performance, security posture, and alignment with enterprise standards.
• Present technical solutions and infrastructure strategies to both technical and management stakeholders, ensuring alignment with organizational objectives, security policies, and regulatory requirements.
• Provide technical leadership and escalation support during major incidents, complex troubleshooting scenarios, and critical infrastructure changes, driving corrective and preventive actions when necessary.
• Collaborate closely with cross-functional teams, including Infrastructure, Security, Middleware, End User Computing, Project Management, and Application teams, to design, deploy, and troubleshoot integrated technology solutions.
• Partner with regional and country IT teams across APAC to review network architectures, resolve complex technical issues, and drive infrastructure modernization initiatives.
• Coordinate with external vendors and service providers to ensure successful project delivery and adherence to agreed service levels and contractual obligations.

Requirements

• Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Minimum 7 years of hands-on experience in designing, implementing, and managing large-scale enterprise network and security infrastructures.
• Minimum 3 years of experience in the design and deployment of SASE, Cisco SD-WAN, Network Automation, and Network Observability solutions within large enterprise environments.
• Strong technical expertise in enterprise and data center networking, including architecture, implementation, and operational support.
• Proven experience designing and implementing highly available, multi-tier data center network infrastructures.
• Hands-on proficiency with networking and security technologies from Cisco, F5, Check Point, Fortinet, and Palo Alto Networks.
• Experience with multi-vendor network automation and observability platforms.
• Demonstrated technical leadership with the ability to drive end-to-end solution delivery across complex projects and programs.
• Excellent written, verbal, and presentation skills, with the ability to effectively communicate technical concepts to both engineering teams and senior leadership.
• Professional certifications such as CCIE (Enterprise Infrastructure, Security, or DevNet), CCDE, or CCNP are highly desirable.
• Prior experience within banking, financial services, or other highly regulated industries is advantageous.
• Knowledge of IT Service Management (ITSM) frameworks and operational best practices is preferred.
• Familiarity with regional regulatory and compliance requirements, including MAS, RBI, BOT, and other relevant financial industry standards.

To apply, please visit www.gmprecruit.com and search for Job Reference: 934WXVWY

We regret that only shortlisted candidates will be notified.

GMP Technologies (S) Pte Ltd | EA License: 11C3793 | EA Personnel: Bautista Gia Grace De Guzman | Registration No: R23111973

Field Network Support Technician (Contract)

12-Month Contract (Renewable)

Salary : Up to $6,500 depending on experience

Location : Pioneer Rd

Industry : Oil & Gas

Our client is one of the world's largest publicly traded international oil and gas companies. They are actively looking for Field Network Support Technician to join their operations.

Job Summary:

• A hands-on, adaptable Field Network Support Technician to support infrastructure operations within a dynamic oil and gas complex.
• Field-based environment and is confident making informed decisions on the ground as well as collaborates effectively with offshore engineering teams and vendors.

Responsibilities:

• Provide on-site support for network and infrastructure incidents, including physical troubleshooting and diagnostics.
• Collect and relay technical data to offshore network engineering teams for deeper analysis and resolution.
• Escort vendors for equipment delivery, installation, and RMA handling, ensuring compliance with site protocols.
• Perform network monitoring and basic troubleshooting using tools such as ServiceNow and vendor dashboards.
• Support project execution tasks such as equipment staging, cabling, and asset lifecycle tracking.
• Ensure adherence to corporate IT standards, safety protocols, and site-specific access requirements.
• Participate in after-hours support on a rotational basis, as needed.
• Maintain accurate documentation of work performed and escalate issues appropriately.

Requirements

• 3–5 years of experience in IT infrastructure or network support roles.
• Excellent understanding of network fundamentals, including TCP/IP, routing, switching, and wireless technologies.
• Hands-on experience with network hardware (Cisco, Juniper, Fortinet, Palo Alto)and radio/wireless systems (e.g., Motorola, Aviat).
• Familiarity with ServiceNow, Windows Server, and storage platforms (NetApp, Dell EMC).
• Exposure to modern network architectures (e.g., SD-WAN, Zero Trust).
• Ability to work independently, make informed decisions, and adapt plans when field conditions change.
• Excellent communication skills to coordinate with offshore teams and local stakeholders.
• Safety-conscious and comfortable working in industrial environments (e.g., substations, operations shelters) with PPE and safety compliance are mandatory.

Lim Pey Chyi (Apple) - Apple.lim@manpower.com.sg

Recruitment Consultant (R2090579)

Manpower Staffing Services (S) Pte Ltd

EA License: 02C3423

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.

Successful candidate must be comfortable with rotation shifts and weekends as and when required.

Responsibilities:

Should focus on day-2-day operations, incident, change management, and user centric troubleshooting.

Operate and continuously improve the organization’s Secure Access Service Edge (SASE)services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA),ensuring secure, reliable user connectivity and strong policy governance.

• Run day-to-day operations for ZIA (web gateway, SSL inspection, URL filtering, cloud app control, sandbox, DLP , DNS security).

• Run day-to-day operations for ZPA (App Segments, Access Policies, Connector management, posture requirements, policy troubleshooting).

• Monitor service health and user experience; proactively identify trends and recurring issues.

• HandleL2/L3 incident troubleshooting: authentication issues (SSO/SAML),PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSL inspection issues.

• Perform policy administration: create/update rules, exceptions, and change deployments following CAB/ITSM change controls.

• Maintain forwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PAC files, forwarding profiles, location configuration, traffic steering.

• Manage integrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar),ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA.

• Execute routine operational tasks: connector upgrades, certificate updates, location updates, application onboarding to ZPA, user/group updates.

• Work with vendors/TAC; drive cases to closure and implement corrective actions.

• Maintain documentation: runbooks, SOPs, troubleshooting guides, policy standards, onboarding checklists.

• Support audits and compliance: policy reviews, recertification evidence, logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist for approved URLs/domains based on business justification and security requirements.

• Manage exception lifecycle: approvals, expiry dates, periodic review/cleanup, and recertification evidence.

• Ensure isolation policies align with ZIA policies and do not create conflicting user experience (e.g., bypass vs isolate logic) Site not loading in isolation, rendering issues, broken web apps, file download/upload restrictions, clipboard/printing controls (as applicable)

Any other ad-hoc duties as assigned by supervisor.

Requirements:
Degree in IT or related discipline

Good to have:

• Strong working knowledge of ZIA (SSL inspection, URL filtering, CASB/app control, sandbox, forwarding methods).

• Strong working knowledge of ZPA (connectors, app segments, access policies, posture, authentication flows).

•Troubleshooting across endpoint + network + identity (DNS, TLS cert chains, proxy behavior, SAML/SSO, routing).

•ITSM/change management discipline (ServiceNow/JIRA), documentation habits. Strong knowledge about Zero Trust concepts

•Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) forops automation.

Interested applicants, please email your resume to Karin Chan Wei Kien

Email: karinchan@recruitexpress.com.sg

CEI Reg No: R1104584

Recruit Express Pte Ltd

UEN: 199601303W

EA Licence No: 99C4599

MajorDuties & Responsibilities

• Plan and lead SD-WAN site migrations across multiple network environments, ensuring minimal business disruption
• Participate in IT Technical Due Diligence activities for new office builds, identifying network risks, gaps, and remediation requirements
• Coordinate with cabling partners, telco providers, professional service vendors, and internal CLIENT teams to plan and execute network site assessments
• Partner with local IT and business stakeholders to gather requirements and translate business needs into network solutions aligned with CLIENT standards
• Collaborate with professional service vendors to develop and review Low Level Designs (LLDs) in compliance with CLIENT sarchitectural standards
• Work with Project Managers to define network scope, milestones, and implementation plans for assigned projects
• Coordinate and support end to end network deployment activities across multiple APAC sites, working closely with vendors and end users
• Manage engagement with telco providers to ensure timely delivery, installation, testing, and activation of WAN services
• Ensure vendor-delivered solutions comply with approved designs, technical standards, and business requirements
• Troubleshoot and resolve network implementation issues in collaboration with local vendors and service providers
• Plan/Lead architecture and delivery of AI -driven network solutions.
• Travel as required to support project execution and on-site delivery activities

RequiredQualifications:

• 5+ years of experience in office network design, planning, and implementation, with strong structured cabling expertise
• Good technical knowledge in:
• Traditional WAN technologies (MPLS, IPSec VPN)
• Cisco SD‑WAN
• Enterprise campus and branch network architectures, including routing (BGP, EIGRP) and LAN switching
• Cisco and Meraki wireless LAN solutions
• Network security solutions (Cisco ASA, Firepower, and related management tools)
• Cloud platforms (AWS and Azure)
• Zscaler products and solutions
• Experience in network automation, preferably using Itential
• Experience supporting network separation activities for A&D initiatives
• Strong written and verbal communication skills
• Proven vendor management capabilities
• Analytical, data‑driven problem‑solving mindset

• Handle regular preventive maintenance on the SD-WAN Platform Operations. 
• Support the expansion, upgrades and rollouts of new network and systems infrastructure involving hardware such as routers, switches, firewalls, virtual appliances, VNFs, network monitoring and management systems.
• Support engineering teams on new product/ feature implementation, node deployment, and technical support matters. 
• Responsible for troubleshooting and timely resolution of faults/issues within the SD-WAN platforms services. 
• Analyze SD-WAN platforms performance and take proactive actions and preventive measures to monitor and enhance the network performance including software and hardware upgrades, etc. 
• Prepare statistical reports on network and equipment performance.
• Analyzing financial information (e.g. revenues, expenditures and cash management) to ensure all operations are within budget.
• Presenting annual budgets to management.
• Vendor negotiation and preparation of cost analysis and justifications.
• Perform SD-WAN platforms performance analysis.
• Proactively engage Engineering teams and recommend courses of actions to prevent incidents that may be caused by performance issues.
• Archive prepared reports for future reference of job performance.

Skills for Success:

• A Bachelor’s degree Electrical / Electronic / Computer Engineering / Computer Science / Information Systems from a recognized institution. 
• 8 years minimum IP network experience
• 3-5 years' experience with SD-WAN systems
• Possess expertise with routers and switches installation e.g. Cisco, Juniper, Mellanox, Dell.
• Possess expertise with Cisco SD-WAN, VMware VeloCloud SD-WAN, HPE Aruba SilverPeak SD-WAN, Fortinet SD-WAN, FortiSASE etc.
• Good understanding of Internet routing protocols and technologies including TCP/IP, BGP, MPLS/VPN.
• Knowledge of routers/switches architecture and software upgrade    procedure.  Good analytical and trouble-shooting skills in the area of technical fault isolation and rectification
• Knowledge of hypervisors such as eSXI, Adva, proxmox and KVM.

About the Role

We are seeking a Junior Network Engineer (Level 1 Support) to join our Infrastructure Operations team. This role supports the bank’s enterprise network infrastructure and ensures continuous connectivity for critical banking systems.

The position is shift-based (24x7 operations) and requires flexibility to work odd hours, nights, weekends, and public holidays as part of a rotating support schedule.

Key Responsibilities

• Provide Level 1 network monitoring and operational support for enterprise network systems
• Monitor network alerts and dashboards (LAN/WAN/Wi-Fi) and perform initial triage
• Perform basic troubleshooting for: Network connectivity issues VPN access issues Switch / port / link failures
• Escalate incidents to Level 2/3 engineers or vendors based on severity
• Assist in incident logging, tracking, and updating tickets in ITSM tools (e.g., ServiceNow)
• Follow standard operating procedures (SOPs) for network incident handling
• Support scheduled maintenance activities during non-business hours
• Ensure adherence to banking IT security and compliance policies
• Maintain clear documentation of incidents and resolution steps

Requirements

• Min ITE in Information Technology, Computer Networking, or related field
• CCNA (Cisco Certified Network Associate) certification is required or in progress
• Strong interest in network operations and troubleshooting
• Willingness to work in 24x7 shift environment