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 governments and enterprises in Singapore and the APAC region.
We are looking for a highly motivated Infra Engineer / Senior Infra Engineer, Network to design, implement, and optimise enterprise/campus 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 to complex network solutions.
- Maintain accurate documentation such as test plans, traceability matrices, and design artefacts, ensuring alignment across the project lifecycle.
- Configure and implement network infrastructure in accordance with the 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 complex network issues by applying diagnostic tools and employing structured troubleshooting methods.
- Develop and execute test plans to validate network performance, reliability, and integration.
- Conduct functional and integration tests, document results, and clearly report issues or risks.
- Link requirements to test cases with proper traceability to ensure end-to-end validation of solutions investigations, validating proper operation of network installations.
- Able to work independently and also to work in a team.
The ideal candidate should possess
- . Experience: 2 or more years of IT or networking experience.
- . Technical / Professional Skills: Certification - CCNA/ CCNP/ CCIE
. Networking Knowledge:
- . Basic to Advanced Routing and Switching
- . Basic to Advanced Wired and Wireless networks
- . Network Security (ACL, Firewall, VPN, ISE)
- . Network Performance Monitoring
- . Specialization breakouts 1-2 domains
Minimum one or more area:
. Data Center Network
Nexus Switches (7K, 9K) & NX-OS technologies:
- . OTV, vPC, Fex, VxLAN
- . Fabric-Path, Anycast Gateway
- . Multicast
Cisco ACI Technologies (SD-DC):
- . L-2, L-3 Fabrics, VxLAN, Single-POD Design
- . L-2 Out, L-3 Out networks
- . vPC, Anycast Gateway
- . VMM Domain Integration
- . L4-L7 Services Integration
Others (Good to have):
- . Application Delivery Controllers, LSLB, GSLB
- . NGFW, NGIPS, Application Detection Engines, Anti-virus Anti-Malware Engines
- . Bandwidth Management Systems
- . Secure Proxy Systems
- . DNS Technologies
. Enterprise/Campus Network
Wired Network:
- . 2-Tier, 3-Tier Architectures
- . MCE, SSO, NSF, Stack Switching
- . MP-BGP, MPLS-VPN, Vrf-lite
- . Network Access Control, 802.1x, Posturing, Profiling
Wireless Network:
- . Radio Design, Heat Map, Site Survey Tools
- . Wireless Security, Rouge AP detection & isolation
- . Wireless Network Analytics
- . Antenna Design and Signal Strength, data throughput
Software Defined Access Network:
- . VxLAN, AutoQoS, QoS Anywhere
- . APIC-EM, Cisco DNA Center
- . SD-WAN
. Security
- PKI Intrastructure
- . NGFW, NGIPS, Application Detection Engines, Anti-virus Anti-Malware Engines
- . Stealth Watch & AMP
- . Cisco ISE / Aruba Clearpass
- . Security Baseline of Network Equipment
- . Vulnerability Assessment
. Programmability
- . Ansible, Python, Rest API
- . OpenStack, OpenShift, UCSD
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.
