Senior Network Engineer

QUESS SELECTION & SERVICES PTE. LTD.; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading network solutions firm in Singapore is seeking a skilled Network Engineer to manage complex network operations and enhance network infrastructure. The ideal candidate should have 7-10 years of experience in network engineering, solid hands-on expertise in enterprise networks, and a degree in IT or Computer Engineering. Responsibilities include resolving complex incidents, leading problem management, and mentoring engineers. Competitive salary and opportunities for growth offered.

Qualifications

• 7–10 years of hands-on experience in IT & Network.
• Strong analytical and troubleshooting skills.
• Good understanding of SDN/ACI/SD-WAN technologies.

Responsibilities

• Diagnose and resolve complex network incidents.
• Lead problem management and root cause analysis.
• Manage technical issues within defined SLAs.
• Perform infrastructure configuration and support.
• Develop action plans for network upgrades.
• Conduct pre-implementation testing for changes.
• Prepare user guides, SOPs, and training materials.
• Mentor engineers and handle technical escalations.

Skills

Networking - Routing and switching

Solarwinds

Cisco Identity Services Engine

Cisco Nexus series

Alcatel OmniSwitch Series

Aruba Clear Pass

Palo Alto Firewall

F5 Load Balancers

Wireless Technology

Education

Degree in IT/Computer Engineering or equivalent

Job description

Required

• Networking - Routing and switching

Supporting Skills

• Solarwinds
• Cisco Identity Services Engine
• Cisco Nexus series
• Alcatel OmniSwitch Series
• Aruba Clear Pass
• Palo Alto Firewall
• F5 Load Balancers (LTM , APM, etc)
• Wireless Technology

Experience Required

7–10 years (IT & Network)

Certification

• CCNP (minimum)
• CCIE (preferred)

Role Overview

You will be responsible for leading and managing complex network operations, troubleshooting major incidents, designing enterprise and data center networks, driving network enhancements, and supporting critical Day-2 operations (P2–P3). This role requires strong technical depth, problem-solving skills, and the ability to guide engineers through escalations.

Ideal Candidate Profile

• Degree in IT/Computer Engineering or equivalent
• 6–10 years of strong network engineering experience
• Solid hands‑on expertise in enterprise & data center network environments
• Strong analytical, troubleshooting, and escalation management capability
• Good understanding of modern SDN/ACI/SD‑WAN technologies
• Excellent documentation and communication skills
• CCNP required; CCIE preferred

Key Responsibilities

• Diagnose and resolve complex network incidents and underlying infrastructure issues
• Lead problem management and root cause analysis to prevent recurrence
• Manage end‑to‑end technical issues within defined SLAs
• Perform high‑complexity infrastructure configuration and support
• Develop action plans and timelines for network/infrastructure upgrades
• Propose network improvements based on current and future business needs
• Conduct pre‑implementation testing for upgrades and changes
• Prepare user guides, SOPs, and training materials
• Troubleshoot using SNMP, Syslog, NetFlow, Wireshark, and other diagnostic tools
• Review network performance and optimize for business outcomes
• Evaluate and approve high‑complexity change requests
• Lead recovery and resolution efforts for network downtime
• Manage updates, patches, and maintenance rollouts
• Configure and monitor SDN applications and controllers
• Adjust network‑wide traffic flow in response to changing demands
• Establish new SOPs and ensure compliance by engineering teams
• Categorize, document, and implement workarounds for incidents/problems
• Mentor engineers and handle all technical escalations in Day‑2 operations