Senior Enterprise Network Engineer: HA, Automation & Security

ELSA; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

ELSA in Kuala Lumpur is seeking a Senior Network Engineer to design, implement, and manage enterprise network infrastructure including IP subnets, LAN/WAN, wireless networks, firewalls, Meraki, and VPN gateways. You will plan data centre migrations, optimize performance, and collaborate with Security and Compliance teams to ensure audit readiness and regulatory compliance.

You will troubleshoot complex issues, perform capacity planning and proactive monitoring, and develop backup and failover

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Technology, or related field.
• Minimum 5 years hands-on experience in Network Engineering or Network Architecture within an enterprise environment.
• Strong experience with SD-WAN, BGP, wireless networking, Cisco IP VPN, and Meraki.
• Hands-on experience with Cisco Nexus switches and maintenance.
• Solid knowledge of Cisco FTD and FMC for network security.
• Good understanding of TCP/IP, RADIUS, and TACACS+.
• Proficient in Wireshark and packet analysis.
• Experience with Cisco DNA Center (DNAC) including edge and border layers.
• Ability to design for high availability, disaster recovery, and failover.
• Knowledge of DMZ network traffic management and network design documentation (HLD/LLD).
• Strong security, performance, and availability best practices; excellent problem-solving abilities.

Responsibilities

• Design, implement, and manage enterprise network infrastructure including subnets, LAN/WAN, wireless, firewalls, Meraki, and VPN gateways.
• Plan and execute data centre and office network migrations, deployments, upgrades, and optimizations.
• Collaborate with Security and Compliance teams for audit readiness and regulatory compliance.
• Troubleshoot complex network issues and minimize downtime.
• Perform capacity planning, performance tuning, and proactive monitoring.
• Develop backup, recovery, and failover strategies for business continuity.
• Collaborate with Development, Infrastructure, Security, and other teams to align network solutions with business needs.
• Maintain network standards, procedures, and HLD/LLD documentation.
• Manage incidents and changes via ServiceNow following change management processes.
• Evaluate and implement network technologies and automation tools to boost efficiency.

Skills

Strong troubleshooting

Excellent communication

Independent work

Team collaboration

Capacity planning

Disaster recovery planning

Education

Bachelor's or Master's in CS/IT or related

Tools

Cisco Nexus switches

Cisco DNA Center (DNAC)

Meraki

Firepower Threat Defense (FTD)

Firepower Management Center (FMC)

Wireshark

Job description

ELSA in Kuala Lumpur is seeking a Senior Network Engineer to design, implement, and manage enterprise network infrastructure including IP subnets, LAN/WAN, wireless networks, firewalls, Meraki, and VPN gateways. You will plan data centre migrations, optimize performance, and collaborate with Security and Compliance teams to ensure audit readiness and regulatory compliance.

You will troubleshoot complex issues, perform capacity planning and proactive monitoring, and develop backup and failover