#EG Network Engineer / Senior Engineer (Day 2)

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

Job summary

NCS is seeking an Infra Engineer / Senior Engineer, Network (Day 2) in Singapore to join the networking team. You will troubleshoot, resolve, and proactively manage network and infrastructure issues across enterprise/campus and data center environments.

You will own incidents end-to-end, perform health checks, and participate in incident management with a focus on high availability and security. Senior engineers mentor juniors and collaborate across stakeholders.

Qualifications

• 4+ years IT or networking experience.
• CCNA/CCNP/CCIE certifications.
• Networking knowledge from basic to advanced routing, switching, security, and performance monitoring.
• Experience in data centre networking (Nexus, NX-OS) or enterprise/campus networks.
• Diploma, degree or equivalent.
• Singapore Citizen only.

Responsibilities

• Analyse incidents and issues that impact infrastructure operations.
• Troubleshoot network and infrastructure issues of varying complexity.
• Own incidents from escalation to closure with timely updates.
• Identify signs of performance decline post-upgrades or maintenance.
• Perform proactive health checks and ensure service reliability.
• Participate in incident management and adhere to SLAs.
• Review and implement network change requests.
• Perform impact analysis for planned maintenance and execute failovers.
• Maintain network documentation and update procedures.
• Collaborate with internal and external teams and communicate with stakeholders.
• Mentor junior engineers as needed.

Skills

Troubleshooting

Incident management

Team collaboration

Education

Diploma/ Degree or equivalent

Tools

CCNA/CCNP/CCIE

Job description

• Full-time
• Department: Others

Company Description

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 15,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

Job Description

We are looking forInfra Engineer / Senior Engineer, Network (Day 2)to join our dynamic networking team. In this role, you will troubleshoot, resolve, and proactively manage network and infrastructure issues to ensure high availability, performance, and security across enterprise/campus and data center environments. You will participate in incident management, and work closely with internal and external stakeholders.

What will you do?

• Analyse incidents and technical issues that impact infrastructure operations.
• Troubleshoot and resolve network and infrastructure issues of varying complexity.
• Ownership of assigned and escalated incidents from all severity levels through to closure, ensuring timely updates and resolution.
• Identify early warning signs or performance declines after upgrades, updates, or maintenance activities.
• Perform proactive health checks to detect problems early and maintain service reliability.
• Actively participate in the incident management process, rotational standby duties, ensuring adherence to SLAs and producing incident reports when required.
• Execute routine administration, configuration, and support tasks according to established guidelines.
• Review and implement change requests for network changes or upgrades.
• Perform impact analysis for planned network maintenance, executing failovers, patch management where required to ensure service continuity.
• Apply processes from infrastructure upgrade plans, ensuring smooth rollouts with minimal disruption.
• Maintain and update network documentation to reflect changes in infrastructure design or traffic flows.
• Produce new documents and procedures to support repeatable routine tasks.
• 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.
• Update incident management systems with escalated cases and resolution details.
• Collaborate with internal and external teams, escalating issues when necessary and ensuring seamless communication with stakeholders.
• Able to work independently and also to work in a team.
• For senior engineers: mentor and guide junior engineers, helping them develop troubleshooting and incident management skills.

Qualifications

The ideal candidate should possess

• 4 or more years of IT or networking experience.
• Technical / Professional Skills: Certification – CCNA / CCNP / CCIE
• Networking Knowledge - including Basic to Advanced Routing and Switching, Basic to Advanced Wired and Wireless networks, Network Security (ACL, Firewall, VPN, ISE) and Network Performance Monitoring
• Experience in at least 1 to 2 domains in either Data Centre Network e.g. Nexus Switches (7K, 9K) & NX-OS technologies, Cisco ACI Technologies (SD-DC), or Enterprise / Campus Network (Wired / Wireless network)
• Education: Diploma, Degree or Equivalent
• Due to project sensitivity, we will only consider Singapore Citizen

Additional Information

We are driven by ourAEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to ourImpact: Valuing our clients, Growing our people, and Creating our future.

Together, wemake the extraordinary happen.

Learn more about us at ncs.co and visit our LinkedIn career site.

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

Learn more about us at ncs.co and visit our LinkedIn career site.