Network Engineer

HCL Technologies Limited; Taguig; In loco; PHP 1.200.000 - 2.400.000; Tempo pieno

Descrizione del lavoro

HCL Technologies Limited is seeking an experienced Enterprise Network Engineer to design, implement, and support large-scale LAN/WAN infrastructure in a global, 24x7 environment. You will troubleshoot routing and switching, manage Cisco wireless, SD-WAN, and ACI-related tasks, and lead major incident investigations.

You will work with Cisco, Infoblox, and F5 technologies in a healthcare/enterprise setting, ensuring robust security and high availability across multiple time zones.

Competenze

• 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.

Mansioni

• Design, implement, and support enterprise LAN/WAN infrastructure.
• Troubleshoot complex routing and switching issues.
• Configure and manage BGP, OSPF, and EIGRP; HSRP/VRRP; VLANs; STP/RSTP/MSTP; EtherChannel/LACP; QoS.
• Lead major incident troubleshooting and root cause analysis.
• Administer Cisco Wireless LAN Controllers and APs; configure SSIDs and mobility groups.
• Deploy and support Cisco SD-WAN; manage overlay/underlay connectivity and policy-based routing.
• Provide Level-3 support for P1/P2/P3 incidents; mentor L1/L2 engineers.

Conoscenze

Cisco networking

LAN/WAN

Troubleshooting

BGP/OSPF/EIGRP

Network security

Wireshark

Formazione

Bachelor’s Degree in CS/IT or related field

Strumenti

Infoblox

F5 BIG-IP LTM

Descrizione del lavoro

• Design, implement, and support enterprise LAN/WAN infrastructure.
• Troubleshoot complex routing and switching issues.
• Configure and manage:
• BGP
• OSPF
• EIGRP
• HSRP/VRRP
• VLANs
• STP/RSTP/MSTP
• EtherChannel/LACP
• QoS
• Perform IOS/NX-OS upgrades and lifecycle management.
• Lead major incident troubleshooting and root cause analysis.

Cisco Wireless (WLC)

• Administer Cisco Wireless LAN Controllers and Access Points.
• Configure SSIDs, RF profiles, mobility groups, and guest access.
• Troubleshoot wireless connectivity, roaming, authentication, and performance issues.
• Work with Cisco ISE for wireless authentication and policy enforcement.

SD-WAN

• Deploy and support Cisco SD-WAN or equivalent SD-WAN technologies.
• Troubleshoot overlay/underlay connectivity issues.
• Perform policy-based routing and application-aware routing configurations.
• Support circuit migrations, onboarding, and network transformations.
• Manage and troubleshoot Cisco ACI fabric environments.
• Configure and maintain:
• APIC Controllers
• Tenants
• VRFs
• Bridge Domains
• EPGs
• Contracts
• Support data center migrations and network automation initiatives.
• Participate in ACI design, deployment, and operational support.

Network Operations & Incident Management

• Provide Level-3 support for P1/P2/P3 incidents.
• Conduct packet analysis using tools such as Wireshark.Perform Root Cause Analysis (RCA) and preventive actions.Support 24x7 operations and critical change windows as required.Mentor L1/L2 engineers and provide technical guidance.

  Network Security

  • Implement and troubleshoot:
  • ACLs
  • VPNs
  • NAT
  • Ensure compliance with security policies and standards.
  • Support vulnerability remediation activities.

  Good-to-Have Skills

  Infoblox

  • DNS, DHCP, and IPAM administration.
  • DNS troubleshooting and DHCP failover concepts.
  • IP address management and automation integrations.

  F5 Load Balancers

  • F5 BIG-IP LTM administration.
  • Virtual Servers, Pools, Monitors, SNAT.
  • SSL offloading and certificate management.
  • Basic iRules knowledge.
  • Application onboarding and load-balancer troubleshooting.

  Required 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.

  Work Schedule & Flexibility

  • Must be willing to work in a 24x7 support environment with rotational shifts.
  • Open to working night shifts on a rotational basis as part of global support coverage.
  • Participate in on-call support, weekend support, and major incident bridges when required.
  • Flexibility to support planned maintenance activities, change implementations, and critical business events as required.
  • Ability to work effectively in a global team environment across multiple time zones.