Senior Enterprise Network Engineer - 24x7 On-Call

HCL Technologies Philippines Inc; Philippines; On-site; PHP 1,200,000 - 2,400,000; Full time

Job summary

HCL Technologies Philippines Inc. is seeking an experienced Enterprise Network Engineer to design, implement, and support complex LAN/WAN infrastructures. You will troubleshoot routing and switching issues, and lead upgrades and incident resolution in a 24x7 environment.

Responsibilities cover Cisco ACI, WLC, SD-WAN, and security. You will mentor junior engineers and collaborate across global teams to ensure reliable network operations.

Qualifications

• Bachelor’s degree in computer science, information technology, or related field.
• 8–12+ years of enterprise network engineering experience.
• Strong hands-on experience with Cisco networking technologies.
• Experience working in large-scale enterprise or healthcare environments.
• Excellent troubleshooting and analytical skills.
• Strong communication and stakeholder-management abilities.

Responsibilities

• Design, implement, and support enterprise LAN/WAN infrastructure.
• Troubleshoot complex routing and switching issues.
• Configure and manage: BGP, OSPF, EIGRP, VLANs, STP/RSTP/MSTP, EtherChannel/LACP, QoS.
• Perform IOS/NX-OS upgrades and lifecycle management.
• Lead major incident troubleshooting and root cause analysis.
• Administer Cisco Wireless LAN Controllers and Access Points; manage SSIDs and mobility groups.
• Deploy and support Cisco SD-WAN or equivalent SD-WAN technologies.
• Manage and troubleshoot Cisco ACI fabric environments (APIC, Tenants, VRFs, EPGs, contracts).
• Provide L3 support, 24x7 operations, and mentor L1/L2 engineers.
• Implement network security measures (ACLs, VPNs, NAT, segmentation).

Skills

BGP

OSPF

EIGRP

HSRP/VRRP

VLANs

STP/RSTP/MSTP

EtherChannel/LACP

QoS

Wireshark

Cisco IOS/NX-OS

Cisco ACI

Education

Bachelor’s Degree in Computer Science, Information Technology, or related field

Tools

Infoblox

F5 BIG-IP LTM

Cisco IOS/NX-OS

Cisco ACI

Cisco SD-WAN

Wireshark

Job description

HCL Technologies Philippines Inc. is seeking an experienced Enterprise Network Engineer to design, implement, and support complex LAN/WAN infrastructures. You will troubleshoot routing and switching issues, and lead upgrades and incident resolution in a 24x7 environment.

Responsibilities cover Cisco ACI, WLC, SD-WAN, and security. You will mentor junior engineers and collaborate across global teams to ensure reliable network operations.