L2 System Engineer - Telecommunications

Hamilton Barnes Associates Limited; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A specialized IT services provider in Singapore is seeking an L2 System Engineer to support critical telecom networks. The role involves troubleshooting incidents, managing Linux servers, and optimizing network devices. Ideal candidates have strong experience in SIP/VoIP, SBCs, and 5G core networks with opportunities for growth in a dynamic team.

Benefits

Work on innovative telecom projects

Dynamic team environment

Exposure to tier-1 networks

Opportunities for career growth

Qualifications

• Strong experience with SIP/VoIP, SBCs, and 5G Core networks.
• Solid Linux (RedHat/CentOS) administration skills.
• Experience with virtualization platforms (KVM, VMware) and server management.
• Networking expertise across routers, switches, firewalls, and load balancers.

Responsibilities

• Provide Level 2 system engineering and support for critical telecom networks.
• Work with SIP/VoIP, SBCs, and 5G Core technologies.
• Manage Linux servers, virtualized environments, and cloud platforms.
• Configure, troubleshoot, and optimize network devices.
• Automate and streamline tasks using scripting.

Skills

SIP/VoIP

SBCs

5G Core networks

Linux administration

Virtualization (KVM, VMware)

Networking (routers, switches, firewalls)

Automation (Bash, Python, Perl)

Tools

AWS

Job description

Overview

Ready to keep critical systems running at peak performance?

Join a specialised IT services provider recognised for delivering reliable infrastructure, networking, and security solutions to enterprises. With a strong reputation for technical expertise and client-focused delivery, the organisation continues to support businesses in building secure, scalable, and future-ready environments.

The team is hiring a L2 System Engineer to provide advanced support, troubleshoot incidents, and ensure system stability across diverse environments. The role will focus on resolving escalated issues, optimising configurations, and collaborating with senior engineers to deliver high-quality outcomes.

Innovation moves fast, be part of it. Apply now!

Responsibilities

• Provide Level 2 system engineering and support for critical telecom networks.
• Work with SIP/VoIP, SBCs, and 5G Core technologies.
• Manage Linux servers, virtualized environments (KVM, VMware), and cloud platforms.
• Configure, troubleshoot, and optimize network devices (firewalls, load balancers, routers, switches).
• Automate and streamline tasks using Bash, Python, or Perl scripting.
• Collaborate with project and operations teams to ensure uptime and performance.

Requirements

• Strong experience with SIP/VoIP, SBCs, and 5G Core networks.
• Solid Linux (RedHat/CentOS) administration skills.
• Experience with virtualization platforms (KVM, VMware) and server management.
• Networking expertise across routers, switches, firewalls, and load balancers.
• Familiarity with cloud platforms (AWS preferred).
• Telco/ISP project experience is a big plus.

Benefits

• Work on innovative, high-profile telecom projects.
• Join a dynamic, fast-moving team at the forefront of network technology.
• Gain exposure to tier-1 networks and next-generation infrastructure.
• Opportunities to grow into senior technical or leadership roles.

Salary

Competitive salary based on experience