HCL Technologies
HCL Technologies

SME - Wireless Networking

RoleNetwork
LevelSenior
LocationChennai, India
WorkOn-site
TypeFull-time
Posted2 days ago
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About the role

Job Summary

  • Job Summary : we need to have SME who is good in Network Data and F5 Load balancer and
  • Web Feature Service The L3 Network Engineer will be responsible for the advanced design, implementation, and support of a complex enterprise network infrastructure. This includes handling the most challenging network issues and providing expert-level guidance across core LAN/WAN, software-defined networking (SD-WAN), wireless, data center, and network security technologies. The candidate will serve as a subject-matter expert, working closely with engineering and architecture teams to ensure the network is robust, secure, and highly available. Job Description : Job Description\\r\\n The L3 Network Engineer will be responsible for the advanced design, implementation, and support of a complex enterprise network infrastructure. This includes handling the most challenging network issues and providing expert-level guidance across core LAN/WAN, software-defined networking (SD-WAN), wireless, data center, and network security technologies. The candidate will serve as a subject-matter expert, working closely with engineering and architecture teams to ensure the network is robust, secure, and highly available.\\r\\n\\r\\n Key responsibilities\\r\\n Core network (LAN/WAN)\\r\\n• Lead the design and implementation of Cisco LAN/WAN technologies, including routing and switching protocols like BGP, OSPF, EIGRP, and MPLS.\\r\\n• Serve as the final point of escalation for complex LAN/WAN issues, performing advanced packet analysis and deep-dive troubleshooting.\\r\\n• Develop and maintain documentation for network architecture, design, and operational procedures. \\r\\n Wireless\\r\\n• Manage and troubleshoot Cisco and Meraki wireless solutions, including wireless LAN controllers (WLCs), access points, and the Meraki dashboard.\\r\\n• Diagnose complex wireless connectivity and performance issues, ensuring seamless roaming and robust RF performance.\\r\\n• Design and deploy new wireless networks and manage wireless security policies and configurations. \\r\\nSD-WAN (Viptela)\\r\\n• Design, implement, and maintain Cisco SD-WAN environments, specifically using the Viptela platform (v Manage, v Smart, v Bond, v Edge/c Edge).\\r\\n• Develop and manage SD-WAN policies for application-aware routing and traffic engineering.\\r\\n• Troubleshoot complex overlay and underlay connectivity issues in a multi-cloud and multi-transport environment. \\r\\n Data center networking (Nexus/ACI)\\r\\n• Serve as a subject-matter expert for Cisco Nexus switches and the Application Centric Infrastructure (ACI) fabric.\\r\\n• Perform advanced troubleshooting within the ACI fabric, including policy enforcement, endpoint learning, and L2/L3 configurations.\\r\\n• Manage the APIC controllers and the Leaf-Spine architecture. \\r\\n Network security (Cisco ISE)\\r\\n• Administer and troubleshoot Cisco Identity Services Engine (ISE) for network access control (NAC).\\r\\n• Develop and enforce security policies for wired and wireless networks using 802.1X, MAB, and guest access features.\\r\\n• Integrate ISE with other security tools and troubleshoot authentication, authorization, and accounting (AAA) issues. \\r\\n Load balancing (F5 LTM)\\r\\n• Manage and troubleshoot F5 Local Traffic Manager (LTM) devices for application delivery and traffic optimization.\\r\\n• Configure and maintain virtual servers, pools, and i Rules to manage application traffic.\\r\\n• Perform advanced health monitoring and troubleshoot complex load balancing issues. \\r\\n__

Key Responsibilities

Job Responsibilities : Core network (LAN/WAN) • Lead the design and implementation of Cisco LAN/WAN technologies, including routing and switching protocols like BGP, OSPF, EIGRP, and MPLS.

  • Serve as the final point of escalation for complex LAN/WAN issues, performing advanced packet analysis and deep-dive troubleshooting.
  • Develop and maintain documentation for network architecture, design, and operational procedures. Wireless • Manage and troubleshoot Cisco and Meraki wireless solutions, including wireless LAN controllers (WLCs), access points, and the Meraki dashboard.
  • Diagnose complex wireless connectivity and performance issues, ensuring seamless roaming and robust RF performance.
  • Design and deploy new wireless networks and manage wireless security policies and configurations. SD-WAN (Viptela) • Design, implement, and maintain Cisco SD-WAN environments, specifically using the Viptela platform (v Manage, v Smart, v Bond, v Edge/c Edge).
  • Develop and manage SD-WAN policies for application-aware routing and traffic engineering.
  • Troubleshoot complex overlay and underlay connectivity issues in a multi-cloud and multi-transport environment. Data center networking (Nexus/ACI) • Serve as a subject-matter expert for Cisco Nexus switches and the Application Centric Infrastructure (ACI) fabric.
  • Perform advanced troubleshooting within the ACI fabric, including policy enforcement, endpoint learning, and L2/L3 configurations.
  • Manage the APIC controllers and the Leaf-Spine architecture. Network security (Cisco ISE) • Administer and troubleshoot Cisco Identity Services Engine (ISE) for network access control (NAC).
  • Develop and enforce security policies for wired and wireless networks using 802.1X, MAB, and guest access features.
  • Integrate ISE with other security tools and troubleshoot authentication, authorization, and accounting (AAA) issues. Load balancing (F5 LTM) • Manage and troubleshoot F5 Local Traffic Manager (LTM) devices for application delivery and traffic optimization.
  • Configure and maintain virtual servers, pools, and i Rules to manage application traffic.
  • Perform advanced health monitoring and troubleshoot complex load balancing issues.

Skill Requirements

Skill Requirement : Data center networking (Nexus/ACI) • Serve as a subject-matter expert for Cisco Nexus switches and the Application Centric Infrastructure (ACI) fabric.

  • Perform advanced troubleshooting within the ACI fabric, including policy enforcement, endpoint learning, and L2/L3 configurations.
  • Manage the APIC controllers and the Leaf-Spine architecture. Network security (Cisco ISE) • Administer and troubleshoot Cisco Identity Services Engine (ISE) for network access control (NAC).
  • Develop and enforce security policies for wired and wireless networks using 802.1X, MAB, and guest access features.
  • Integrate ISE with other security tools and troubleshoot authentication, authorization, and accounting (AAA) issues. Load balancing (F5 LTM) • Manage and troubleshoot F5 Local Traffic Manager (LTM) devices for application delivery and traffic optimization.
  • Configure and maintain virtual servers, pools, and i Rules to manage application traffic.
  • Perform advanced health monitoring and troubleshoot complex load balancing issues

Other Requirements

Other Requirement : we need to have SME who is good in Network Data and F5 Load balancer and

  • WFS

Required skills

Cisco

Meraki

BGP

OSPF

EIGRP

MPLS

SD-WAN

F5

About HCL Technologies

Chennai

Headquarters