Senior Network Engineer - Part-Time

Avensys is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail, and supply chain.

We are currently looking to hire Infra Engineer / Senior Engineer, Network (Day 2) . This is an exciting opportunity to expand your skill set, achieve job satisfaction and work-life balance. More details as below.

Overview

Job Description

We are looking for Infra Engineer / Senior Engineer, Network (Day 2) to join our dynamic networking team. In this role, you will troubleshoot, resolve, and proactively manage network and infrastructure issues to ensure high availability, performance, and security across enterprise/campus and data center environments. You will participate in incident management, and work closely with internal and external stakeholders.

• Analyse incidents and technical issues that impact infrastructure operations.

• Troubleshoot and resolve network and infrastructure issues of varying complexity.

• Ownership of assigned and escalated incidents from all severity levels through to closure, ensuring timely updates and resolution.

• Identify early warning signs or performance declines after upgrades, updates, or maintenance activities.

• Perform proactive health checks to detect problems early and maintain service reliability.

• Actively participate in the incident management process, rotational standby duties, ensuring adherence to SLAs and producing incident reports when required.

• Execute routine administration, configuration, and support tasks according to established guidelines.

• Review and implement change requests for network changes or upgrades.

• Perform impact analysis for planned network maintenance, executing failovers, patch management where required to ensure service continuity.

• Apply processes from infrastructure upgrade plans, ensuring smooth rollouts with minimal disruption.

• Maintain and update network documentation to reflect changes in infrastructure design or traffic flows.

• Produce new documents and procedures to support repeatable routine tasks.

• Use network management tools to monitor, analyse, and report on network performance and status.

• Participate in root-cause investigations, validating proper operation of network installations.

• Update incident management systems with escalated cases and resolution details.

• Collaborate with internal and external teams, escalating issues when necessary and ensuring seamless communication with stakeholders.

• Able to work independently and also to work in a team.

• For senior engineers: mentor and guide junior engineers, helping them develop troubleshooting and incident management skills.

Qualifications

The ideal candidate should possess

• 4 or more years of IT or networking experience.

• Technical / Professional Skills: Certification – CCNA / CCNP / CCIE

• Networking Knowledge - including Basic to Advanced Routing and Switching, Basic to Advanced Wired and Wireless networks, Network Security (ACL, Firewall, VPN, ISE) and Network Performance Monitoring

• Experience in at least 1 to 2 domains in either Data Centre Network e.g. Nexus Switches (7K, 9K) & NX-OS technologies, Cisco ACI Technologies (SD-DC), or Enterprise / Campus Network (Wired / Wireless network)

• Education: Diploma, Degree or Equivalent

WHAT’S ON OFFER

You will be remunerated with an excellent base salary and entitled to attractive company benefits. Additionally, you will get the opportunity to enjoy a fun and collaborative work environment, alongside a strong career progression.

To submit your application, please apply online or email your UPDATED CV in Microsoft Word format to [email protected]. Your interest will be treated with strict confidentiality.

CONSULTANT DETAILS

Consultant Name: Deepa Shivakoti
Reg No: R1765546
Avensys Consulting Pte Ltd
EA Licence 12C5759

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