Network Engineer

ARGYLL SCOTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ARGYLL SCOTT SINGAPORE PTE. LTD. is seeking a hands-on Network Engineer to manage and enhance its network infrastructure across multiple sites in Singapore.

You will handle day-to-day operations, contribute to project delivery, and collaborate with internal IT teams and external service providers to ensure reliable connectivity. You will work on routing, switching, wireless, VPNs and security controls, support after-hours maintenance, and help document network designs and workflows while

Qualifications

• 4–6 years of enterprise network engineering experience.
• Strong knowledge of routing, switching, wireless, firewalls and VPNs.
• Hands-on experience with TCP/IP, DNS, DHCP, VLANs, BGP and OSPF.
• Experience with Fortinet/FortiGate, Aruba, HPE, Ruckus or Cisco.
• Ability to troubleshoot production issues and own network changes.
• Experience coordinating vendors and maintaining documentation.

Responsibilities

• Manage and support enterprise network across LAN, WAN, SD-WAN, wireless and data centres.
• Deliver network projects: site openings, relocations, hardware refreshes and firewall changes.
• Prepare requirements, plans, testing procedures and rollback steps.
• Perform hands-on configuration, installation, and production changes.
• Provide second- and third-line support for incidents and requests.
• Maintain network diagrams and IP addressing plans.
• Coordinate vendors and service providers to ensure delivery.
• Improve availability, performance and security via standardisation and failover testing.
• Support security controls: firewalls, VPNs, segmentation and access controls.
• Automate tasks such as backups, checks and reporting.
• Collaborate with application, security and cloud teams; participate in after-hours windows.

Skills

Routing & Switching

Wireless Networking

Firewalls

VPN Technologies

TCP/IP

DNS/DHCP

VLANs

BGP

OSPF

Vendor Coordination

Tools

Fortinet/FortiGate

Aruba

HPE

Ruckus

Cisco

Job description

Network Engineer

About the opportunity

Our client, an established organisation in the automotive sector, is seeking a hands-on Network Engineer to manage its network infrastructure across multiple sites in Singapore. The role combines daily operations, network improvements and project delivery, working closely with internal IT teams and external service providers.

Key responsibilities

• Manage and support enterprise network infrastructure across LAN, WAN, SD-WAN, wireless, data centre, remote access and cloud connectivity.
• Deliver network projects, including site openings and relocations, hardware refreshes, network migrations, wireless upgrades and firewall consolidation.
• Prepare technical requirements, implementation plans, testing procedures and rollback plans.
• Perform hands-on configuration, installation, troubleshooting and production changes.
• Provide second- and third-line support for network incidents and service requests, including root-cause analysis and resolution.
• Maintain network diagrams, high- and low-level designs, IP addressing plans, configuration records and operational documentation.
• Manage network vendors and service providers, reviewing proposed solutions and overseeing delivery and service performance.
• Improve network availability, performance and security through configuration standardisation, patching, redundancy and failover testing.
• Support network security controls, including firewalls, VPNs, segmentation and access controls.
• Automate routine activities such as configuration backups, compliance checks and reporting where practical.
• Work with application, security, cloud and infrastructure teams to support business requirements.
• Participate in scheduled after-hours maintenance and implementation windows.

Requirements

• At least 4-6 years of relevant hands-on experience in enterprise network engineering, operations and project implementation.
• Strong knowledge of routing, switching, wireless networking, firewalls and VPN technologies.
• Practical experience with network protocols and services such as TCP/IP, DNS, DHCP, VLANs, BGP and OSPF.
• Experience with enterprise networking products such as Fortinet/FortiGate, Aruba, HPE, Ruckus, Cisco or equivalent.
• Demonstrated ability to troubleshoot production issues and take ownership of network changes from planning through implementation.
• Experience coordinating vendors and maintaining accurate technical documentation and network diagrams.
• Ability to work independently while collaborating with internal stakeholders and external partners.
• Willingness to support scheduled night or weekend maintenance activities.
• Candidates from in-house IT teams or systems integrators are welcome.

Additional advantages

• CCNA, CCNP or relevant vendor certifications is good to have.
• Experience with AWS or Azure networking, SD-WAN, network access control or network monitoring tools.
• Experience supporting multi-site environments and automating network administration tasks.

Location: Singapore