Senior Network Engineer

Senior Infra & Networks Specialist

Location: KL
Reporting To: IT Senior Manager – Infrastructure & Helpdesk Services
Employment Type: 6 months renewable basis

Salary RM 6,000 - RM 7,000

Key Responsibilities

• Manage, configure, monitor and troubleshoot enterprise LAN, WAN, Wi-Fi, VLAN, routing, switching, firewall, VPN, DHCP and DNS environments.
• Perform hands-on installation, configuration, maintenance and upgrades of switches, routers, wireless controllers, access points, firewalls and related network infrastructure.
• Configure and troubleshoot multi-vendor network equipment, particularly Cisco, HP/Aruba and Extreme Networks.
• Manage enterprise and public Wi-Fi, internet connectivity, bandwidth management, PABX and IP telephony services.
• Configure and maintain enterprise firewalls, including security policies, firewall rules and VPN connectivity.
• Perform network security administration including IPS/IDS, NAC/RADIUS, access control and network segmentation.
• Handle network-related helpdesk and connectivity issues, including switch port configuration and access point deployment.
• Support on-premises Windows Server infrastructure, including Active Directory, DNS, DHCP, Group Policy, Hyper-V, patching and backup coordination.
• Perform basic Microsoft 365 and Entra ID administration, including user/group management, licensing, MFA and access troubleshooting.
• Support basic AWS infrastructure activities, including DNS-related tasks and coordination with cloud vendors/MSPs.
• Monitor backup, recovery, failover and fallback procedures.
• Maintain network and infrastructure documentation, inventory and asset records.
• Coordinate with vendors and contractors for maintenance, repairs, upgrades and infrastructure projects.
• Provide IT infrastructure and AV support for campus activities, events and special requirements.
• Participate in after-hours or weekend maintenance/standby support when required, particularly for planned maintenance or special events.
• Recommend improvements to network reliability, security and operational efficiency.

Requirements

• Diploma or Bachelor's Degree in Computer Science, Information Technology, Network Engineering, Computer Engineering or a related field.

• CCNA certification is preferred but not mandatory.

• Candidates without CCNA will also be considered if they have strong, proven hands-on experience managing and configuring Cisco network equipment.

• 3–5 years of hands-on experience in enterprise network infrastructure, operations, configuration and troubleshooting.

• Strong practical experience with Cisco networking equipment. Experience with HP/Aruba and/or Extreme Networks is an advantage.

• Strong knowledge of:

  • LAN/WAN
  • VLAN
  • Routing & Switching
  • IP Addressing & Subnetting
  • DHCP & DNS
  • Wireless Networking
  • VPN
  • Network Security

• Hands-on experience with enterprise firewalls, including configuration, security policies, VPN and troubleshooting.

• Experience with network security technologies such as IPS/IDS, NAC/RADIUS and network segmentation is an advantage.

• Experience with PAM solutions such as CyberArk, SecureKi or equivalent is an advantage, but not mandatory.

• Working knowledge of Windows Server, Active Directory, DNS, DHCP, Group Policy and Hyper-V.

• Working knowledge of Microsoft 365 and Entra ID.

• Basic but proven knowledge of AWS/cloud infrastructure is required; deep AWS expertise is not necessary.

• Candidates from enterprise, data centre, MSP or education/campus environments will be considered.

• Strong hands-on troubleshooting and problem-solving skills.

• Able to work independently and coordinate with vendors and contractors.

• Good communication skills in English and Bahasa Malaysia.