Senior Network Engineer (Gov Project/CCNA/3-5yrs exp)

ES Recruitment Pte Ltd; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A recruitment agency in Singapore is seeking a highly skilled Senior Network Engineer for a 1-Year renewable contract. This role involves administration and maintenance of network infrastructure within a secured environment, managing devices like switches and firewalls, and ensuring compliance with cybersecurity standards. Candidates must have a Bachelor's degree in IT, at least 3 years of experience, and be eligible for CAT 1 MSD Security Clearance.

Qualifications

• Minimum of 3 years’ experience in enterprise network administration.
• Hands-on experience with network equipment including Fortinet and Arista.
• Eligible for CAT 1 MSD Security Clearance.

Responsibilities

• Configure, administer, and maintain network switches.
• Manage and support Fortinet Firewall solutions.
• Perform network monitoring and optimization.

Skills

Network administration

Routing and switching

Network security principles

SolarWinds monitoring

Fortinet Firewall management

Education

Bachelor’s degree in Information Technology or related discipline

Tools

Fortinet Firewall

Arista CCF switches

Alcatel-Lucent AOS switches

Splunk

Job description

Overview

The opportunity: ES Recruitment Pte Ltd is seeking a highly skilled and experienced Senior Network Engineer to join our client team on a 1 Year contract renewable basis under Agency. The Senior Network Engineer (CDC Network Support) is responsible for the administration, maintenance, and support of network infrastructure within a secured MINDEF environment. The role involves managing network switches, routers, firewalls, and security appliances across on-premise and cloud-connected systems. The engineer ensures network performance, availability, and compliance with cybersecurity and government security standards. This role requires a Singaporean citizen with CAT 1 MSD Security Clearance, as work will be conducted within MINDEF Camp facilities. Candidates must also undergo a practical hands-on assessment as part of the C4I technical evaluation process.

Responsibilities

• Configure, administer, and maintain core and distribution network switches (Arista, Alcatel-Lucent)
• Manage and support Fortinet Firewall, RSA Security Appliance, and VPN solutions
• Perform network monitoring using SolarWinds, Splunk, and other tools
• Implement network segmentation, routing, and VLAN configurations
• Maintain Tenable VMS and BeyondTrust PIM for security compliance
• Conduct network hardening, patching, and performance optimization
• Support Nutanix and Citrix connectivity within hybrid cloud environments
• Ensure network redundancy, fault recovery, and adherence to ITIL standards
• Perform routine network audits, capacity planning, and throughput testing
• Document network diagrams, configurations, and operational changes
• Support CXX system projects involving secure network integration and optimization
• Participate in network enhancement, automation, and cybersecurity initiatives
• Collaborate with internal defense stakeholders to ensure compliance and performance targets
• 24/7 standby support may be required

What we're looking for

• Bachelor’s degree in Information Technology, Computer Science, or related discipline
• Minimum of 3 years’ experience in enterprise network administration and support
• Hands-on experience with Fortinet Firewall, Arista CCF, and Alcatel-Lucent AOS switches
• Strong understanding of routing, switching, and network security principles
• Familiarity with network monitoring and management systems (SolarWinds, Splunk)
• Eligible for and willing to undergo CAT 1 MSD Security Clearance
• Must be a Singapore Citizen due to mandatory project clearance needed

• Must possess certification(s) in networking, such as CCNA

If you are passionate about network engineering and ready to take on a challenging role, we encourage you to apply now.

EA License No: 09C4235 | EA Reg: R1103307 Hong Mei Lin