Network Infrastructure Engineer - Technology Vendor

Hamilton Barnes Associates Limited; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A global leader in networking and technology solutions seeks a Network Infrastructure Engineer to implement and support enterprise-level network infrastructure. Ideal candidates will possess strong skills in routing, switching, and Linux system administration, contributing to high-impact projects within a dynamic, collaborative environment.

Qualifications

• Proven hands-on experience with enterprise routing and switching.
• Strong understanding of Linux and network protocols.
• Cisco and Linux certifications are preferred.

Responsibilities

• Deploy and maintain network infrastructure solutions.
• Provide operational support for Linux servers interfacing with the network.
• Troubleshoot network incidents and perform root cause analysis.

Skills

Routing technologies

Switching technologies

Linux system administration

Network protocols

Troubleshooting skills

Analytical skills

Communication skills

Education

Cisco certifications (CCNA, CCNP)

Linux certifications (RHCSA, LFCS)

Tools

Wireshark

NetFlow

SNMP

Job description

A global leader in networking and technology solutions is looking for a skilled Network Infrastructure Engineer to focus on implementation, deployment, and support of enterprise network infrastructure rather than design. The ideal candidate will have strong hands-on experience with routing, switching, and Linux system administration, and enjoy working in dynamic, project-driven environments. This is a great opportunity to contribute to high-impact projects within a fast-paced, collaborative global organisation.

If you're ready to take on a hands-on engineering role with global impact, apply now and bring your expertise to the forefront of enterprise networking.

Key Responsibilities

• Implement and deploy network infrastructure solutions (routers, switches, firewalls) across enterprise environments
• Configure, upgrade, and maintain LAN/WAN infrastructure according to project requirements
• Support the rollout of network changes, migrations, and expansions in a controlled manner
• Provide operational support for Linux-based servers that interface with the network infrastructure
• Perform troubleshooting and root cause analysis for network and Linux-related incidents
• Execute network performance monitoring and proactive maintenance activities
• Produce clear documentation for deployments, configurations, and support processes
• Work closely with internal teams and vendors to ensure timely and efficient project deliveries

Key Skills & Experience:

• Proven hands-on experience with routing and switching technologies (Cisco preferred)
• Strong understanding of network protocols: BGP, OSPF, VLANs, STP, VPNs
• Solid working knowledge of Linux system administration (Red Hat, Ubuntu, or CentOS)
• Experience with deploying and supporting enterprise networks
• Familiarity with network troubleshooting tools (Wireshark, NetFlow, SNMP)
• Ability to manage network device configurations, upgrades, and patching activities
• Strong troubleshooting, analytical, and communication skills

Preferred Qualifications:

• Cisco certifications (CCNA, CCNP, or equivalent)
• Linux certifications (RHCSA, LFCS, or equivalent)
• Prior experience supporting large-scale network deployments
• Exposure to network automation (Ansible, Python) is a plus
• Familiarity with cloud networking (AWS, Azure, GCP) will be advantageous

Employment Type:

• 1 + 1 year contract

Salary:

• up to $6,000/month