Title:  Network Operation and Support Engineer

Job ID:  21070
Location: 

ST Engineering Jurong East Bui, SG

Description: 

We are seeking a Network Engineer who is responsible for delivering corrective and preventive maintenance, troubleshooting, and operational support for customers’ Enterprise IT Network environments. This role ensures network stability, supports project deployments, and collaborates closely with internal teams and external vendors to maintain high service standards.

 

 

 

Responsibilities

  • Provide both corrective and preventive maintenance for customers’ Enterprise IT Network services, ensuring reliable network performance.
  • Perform break-fix support, including troubleshooting and identifying issues across all network services.
  • Develop and execute preventive maintenance activities following the PM checklist, conducting functional and health checks at clients’ premises, and submitting the required reports.
  • Create test cases and conduct proof‑of‑concept testing for new hardware and software before upgrades or deployment.
  • Serve as Project Lead or Coordinator for small to medium‑scale projects or service requests, overseeing planning and execution.
  • Collaborate closely with the Service Delivery Manager to meet operational requirements, deliverables, and service reporting needs.
  • Initiate and manage TAC cases with principal vendors for complex issues, ensuring timely resolution.

 

 

 

Requirements:

  • Minimum 3–5 years of hands‑on network technical support experience, preferably within a Systems Integrator (SI) environment
  • Strong technical troubleshooting capabilities with proven analytical and problem‑solving skills.
  • Practical experience in implementing, maintaining, and supporting LAN, WAN, WLAN, data networking, and security solutions, including break‑fix activities
  • Cisco certifications are preferred
  • Hands‑on experience with the following technologies and platforms are preferred:
      • Cisco: Wireless, Routers, Catalyst & Nexus Switches, Firepower, IPS/IDS, ISE, ASA, ESA, WSA, SMA
      • Alcatel: Wireless and OmniSwitch
      • Arista: Switches and CloudVision
      • Firewalls: Fortinet, Check Point, Palo Alto
      • Tools / Solutions: SolarWinds NPM/NCM/NTA, F5 LTM, Aruba ClearPass
  • Ability to perform effectively in a fast‑paced work environment
  • Highly self‑motivated, detail‑oriented, and able to work independently
  • Strong teamwork and collaboration skills
  • Good verbal and written communication skills
  • Strong customer service mindset and professionalism
  • Able to support 24×7 standby duties as required

 

 

 

Work location: Jurong East