Network Engineer

Cognizant; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

Cognizant in Singapore is seeking a Network Engineer to ensure reliability, security, and smooth IT operations across on-prem data centres and Government Commercial Cloud (GCC).

You will manage network infrastructure, support 24/7 systems, troubleshoot incidents, and coordinate with vendors to meet SLAs while adhering to government IT policies. The role emphasizes deployment, security, and cost control with cross-functional collaboration on cloud and networking projects.

Qualifications

• Bachelor degree or equivalent in IT or related field.
• 4–6 years of enterprise network infrastructure experience.
• Certifications like CCNA/CCNP are advantageous.

Responsibilities

• Provide network support for on-prem data centres and GCC (AWS). 24x7 operations.
• Maintain high network availability and security per government IT policies.
• Perform maintenance, firmware upgrades and security fixes on network gear.
• Coordinate with vendors and cross-functional teams to meet SLAs.
• Prepare status reports and document SOPs for deployments and incident response.

Skills

Networking

Troubleshooting

Cloud operations

Governance

Education

Bachelor’s degree in IT or related field

Tools

CCNA

CCNP

ITIL

AWS Essentials

Job description

Role Overview

The Network Engineer is responsible for ensuring the reliability, security, and smooth operations of IT systems hosted both in on-prem data centres and the Government Commercial Cloud (GCC). The role covers infrastructure operations, incident management, maintenance, cloud support, vendor management and budget management.

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
• Manage and support project budgeting, billing, cost tracking and cost recovery activities
• Manage and resolve day-to-day IT issues related to network, applications, infrastructure and security, to support smooth daily operations
• Handle routine and ad-hoc operational administration, including logistics and maintenance coordination
• Support the rollout of new IT infrastructure components and application deployments, ensuring smooth transition into operations
• Perform other ad-hoc duties as required to ensure efficient and uninterrupted operations

Requirements

• Bachelor’s degree in IT, Computer Science, Computer, or a related field, or equivalent relevant working experience.
• 4-6 years of 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.
• Ability to work independently with minimal supervision, as well as collaboratively within cross-functional teams and with stakeholders at all levels.
• Strong analytical and problem-solving skills, with the ability to prioritize tasks and manage multiple workstreams effectively in a fast-paced environment.