Network Engineer (GCC)

Unison Group; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

Unison Group is seeking a network professional to support enterprise IT infrastructure across on-prem data centres and the Government Commercial Cloud (GCC). The role ensures 24x7 availability, performs troubleshooting, and maintains security and compliance with government IT policies.

Responsibilities include firmware upgrades, documentation, and cross-functional collaboration to meet SLAs and drive automation for reliability.

Qualifications

• Certifications such as CCNA, CCNP, ITIL, AWS Essentials, or AWS Solutions Architect are advantageous.
• Experience designing and managing enterprise IT infrastructure for network services (wired and wireless).
• Hands-on experience with on-premise data centres and cloud operations (AWS GCC).
• Strong troubleshooting across network, application, and security domains; government environment experience is a plus.

Responsibilities

• Provide network support for systems hosted in on-prem data centres and GCC (AWS).
• Ensure optimal network performance, troubleshoot incidents, and minimise downtime.
• Maintain high levels of network availability, security, and compliance with IT policies.
• Manage maintenance, firmware upgrades, and security fixes for network equipment.
• Support office renovations, new office setups, LAN/WAN, cabling, and related tasks.
• Coordinate with vendors and service providers to resolve issues and meet SLAs.
• Prepare status reports and present insights to stakeholders and senior management.
• Identify and implement automation to reduce manual effort and improve reliability.
• Maintain operational documentation and SOPs for deployment and incident response.

Skills

Network design

Troubleshooting

IT security

Cloud operations

Governance compliance

SLA management

Stakeholder communication

Documentation

Automation

Tools

CCNA

CCNP

ITIL

AWS Essentials

AWS Solutions Architect

Job description

Roles and Responsibilities

• Provide network support for systems hosted in on-prem data centres and Government Commercial Cloud (GCC, AWS). Our systems are operating on 24 x 7 basis.
• Ensures optimal network performance, troubleshoot incidents, resolves technical issues, provides technical support and ensure minimal downtime for business continuity.
• Maintains high levels of network availability, security, and compliance with government IT policies and standards.
• Manage ongoing maintenance, technology refresh, support firmware upgrades and security fixes for network equipment (e.g. firewalls, load balancers, switches, wireless controllers, etc) in on-prem data centres and GCC, and ensuring zero-downtime deployments where possible.
• Support office renovations and relocations, including new office setup with LAN, WAN, wireless Internet broadband, cabling works, etc.
• Coordinate with cross-functional teams, vendors and external service providers to resolve technical issues and meet service level agreements (SLAs).
• Prepare status and progress reports, and present insights to stakeholders and senior management.
• Identify and implement process automation initiatives to reduce manual effort, minimise human error and improve system reliability.
• Maintain operational documentation and SOPs including deployment procedures, production support runbooks, and incident response protocols.

• Relevant experience in designing, deploying and managing enterprise level IT infrastructure for network services (wired and wireless).
• Good technical knowledge of network technologies as primary practice area, with knowledge in supporting technologies such as infrastructure security.
• Hands on experience supporting IT infrastructure, including network, servers and Windows/Linux operating systems, structured cabling, as well as cloud operations (GCC, AWS).
• Strong troubleshooting experience in resolving network, application, infrastructure, and security-related issues; experience within a Singapore government environment is preferred
• Familiarity with enterprise IT governance frameworks and the adoption of digital services in large-scale or regulated environments.
• Relevant professional certifications such as CCNA, CCNP, ITIL, AWS Essentials, or AWS Solutions Architect are advantageous.