NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise across a range of Industries. Embracing a strong ecosystem of global partners, NCS transforms technology services delivery combining AI with digital resilience to drive real business impact. NCS is a subsidiary of the Singtel Group.

We are looking for a highly motivated Infra Engineer, Network to design, implement, and optimise enterprise and data centre network infrastructure. In this role, you will work on end-to-end network solutions from translating high-level architecture into detailed designs to validating performance, ensuring security compliance, and driving operational excellence.

What will you do?

• Translate high-level network architecture into detailed technical designs including physical and logical diagrams, traffic flows, and failover plans
• Prepare clear and concise requirement documents and component-level design validations for simple or semi-complex network solutions
• Maintain accurate documentation such as test plans, traceability matrices, and design artefacts
• Configure and implement network infrastructure in accordance with design and security requirements
• Perform baseline security configuration of devices to meet compliance and best practices
• Use network management tools to monitor, analyse, and report on network performance and status
• Participate in root cause investigations validating proper operation of network installations
• Resolve routine to moderately complex network issues using diagnostic tools and structured troubleshooting methods
• Perform proactive health checks to detect problems early and maintain service reliability
• Develop and execute test plans to validate network performance, reliability, and integration
• Conduct functional and integration tests, document results, and report issues or risks
• Link requirements to test cases with proper traceability for end-to-end solution validation

Essential Qualifications

• 2–6 years of IT or networking experience
• Networking knowledge: Advanced Routing and Switching, Advanced Wired and Wireless networks, Network Security (ACL, Firewall,VPN, ISE), Network Performance Monitoring, Data Center Network etc
• Cisco Certified Network Associate / Professional (CCNA or CCNP) preferred
• Degree or equivalent