Senior Network Systems Engineer – 24x7 On-Call

JUME SOLUTION PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

JUME SOLUTION PTE. LTD. is seeking a seasoned Network Engineer to design, deploy, and support our network and data centre infrastructure in Singapore. You will configure and optimise routing, security devices, and monitoring to ensure high availability and performance.

Responsibilities include administering Cisco/Aruba devices, Cisco ACI, and multi-vendor firewalls, with on-call support and DR/BCP participation. A 5+ years background and ITIL familiarity are preferred.

Qualifications

• Diploma/Degree in IT or related discipline.
• Minimum 5 years of relevant experience in network engineering or data centre environments.
• Hands-on with Cisco/Aruba devices and/or Cisco ACI.
• Strong knowledge of TCP/IP, routing, ACLs, and VPN.
• Experience with network security devices and firewalls.
• Familiarity with ITIL and change management.

Responsibilities

• Design, implement, and support network and data centre infrastructure.
• Manage and troubleshoot routing protocols (BGP, OSPF, EIGRP, IS-IS, MPLS).
• Administer security infrastructure (firewalls, VPNs, authentication).
• Monitor performance, capacity, and availability; perform upgrades and patches.
• Coordinate projects with vendors and internal teams; on-call support as needed.
• Maintain technical documentation and network diagrams.

Skills

Network engineering

Network administration

Infrastructure support

Vendor management

Change management

Documentation

On-call support

Troubleshooting

Communication skills

ITIL

Education

IT Diploma/Degree

Tools

Cisco/Aruba devices

Cisco ACI

Check Point

Cisco Firepower

Fortinet

Palo Alto

F5 Load Balancers

Infoblox

DNS

VPN

Job description

JUME SOLUTION PTE. LTD. is seeking a seasoned Network Engineer to design, deploy, and support our network and data centre infrastructure in Singapore. You will configure and optimise routing, security devices, and monitoring to ensure high availability and performance.

Responsibilities include administering Cisco/Aruba devices, Cisco ACI, and multi-vendor firewalls, with on-call support and DR/BCP participation. A 5+ years background and ITIL familiarity are preferred.