Network Engineer

Adecco; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading recruitment firm in Singapore is seeking a Senior Network Engineer to manage and administer enterprise network infrastructure across multiple environments. The ideal candidate will have over 5 years of hands-on experience with networking technologies and strong problem-solving skills. You'll work on business-critical systems in a supportive, collaborative team culture, focusing on high-compliance environments and opportunities for skill enhancement.

Benefits

Exposure to cutting-edge infrastructure

Supportive team with strong culture

Opportunities for skill enhancement

Qualifications

• Minimum 5 years of hands‑on experience managing enterprise network and security systems.
• Proven expertise in configuring and troubleshooting network hardware.
• Experience in high‑availability and mission‑critical environments preferred.

Responsibilities

• Managing and administering enterprise network infrastructure.
• Conducting patching and upgrades to maintain system integrity.
• Providing second-level support and resolving network incidents.

Skills

Network management

Troubleshooting Routers and Switches

Problem-solving

Communication

Collaboration

Education

Bachelor's degree in IT or Computer Science

Tools

Cisco Routers

Firewalls

Load Balancers

VPNs

Job description

Key Responsibilities

As a Senior Network Engineer, you will play a pivotal role in:

• Managing and administering enterprise network infrastructure across production, DR, and test environments
• Supporting a diverse ecosystem of Routers, Switches, Firewalls, VPNs, Load Balancers, DNS, and NAC
• Conducting patching, upgrades, and infrastructure hardening to maintain system integrity
• Leading and supporting disaster recovery (DR) tests, failover exercises, and infrastructure readiness checks
• Providing second-level support, resolving network incidents, and executing root cause analysis
• Presenting changes in formal change advisory board (CAB) meetings and following best practices in IT service management
• Monitoring network capacity and performance to ensure seamless operations
• Maintaining accurate technical documentation and configuration libraries
• Supporting infrastructure-related projects and cross-functional initiatives

Requirements

Bachelor's degree in IT, Computer Science, or a related discipline

• Min. 5 years of solid hands‑on experience in managing enterprise network and security systems
• Proven expertise in configuring and troubleshooting Routers, Switches, Firewalls, Load Balancers, VPNs, and related technologies
• Experience in high‑availability, regulated, or mission‑critical environments preferred
• Strong analytical and problem‑solving skills
• Able to manage priorities in fast‑paced and high‑stakes settings
• Clear communicator with a collaborative mindset

Preferred Certifications (Not mandatory but highly valued)

• Cisco: CCNA / CCNP
• Check Point: CCSA / CCSE
• Fortinet: NSE (up to Level 4)

What's in It for You?

• Work on business‑critical systems
• Exposure to cutting‑edge infrastructure and high‑compliance environments
• Supportive and collaborative team with a strong engineering culture
• Opportunities for skill enhancement and potential for renewal