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Senior Administrator - Network LAN/WAN

Date Posted: Sep 30, 2026

Job Detail

  • location_on
    Location Hyderabad, Telangana, India
  • desktop_windows
    Job Type: Full Time/Permanent
  • schedule
    Shift:
  • analytics
    Career Level:
  • group
    Positions:
  • calendar_view_day
    Experience:
  • male
    Gender: No Preference
  • school
    Degree:
  • calendar_month
    Apply Before: Nov 14, 2026

Job Description

Job Summary

Responsibilities: · Deploy and operate the front side, backend, and management networks within our on-prem datacenters · Perform site visits to oversee new network buildouts performed by operations team · Optimize end user experience by architecting the network to lower latency, packet loss, and jitter while increasing scale · Deploy and supports new software releases, system upgrades, and patches for the network infrastructure environment · Maintain knowledge of vendor products (AMD/Pensando, Cisco, Palo Alto, Arista) and solutions that can enable the diagnosis of complex issues, build redundancy and resiliency along with planning for the future capacity and technology growth of the network · Develop and maintain networking inventory documentation including network diagrams, cabling schedules, and DCIM · Perform troubleshooting and problem-solving efforts often involving outside vendors and other support personnel and/or organizations · Ensure the network architecture addresses high availability and performance of mission critical platforms and network resources · Monitor the network status of global sites for potential issues or learnings · Train and enable on-site L1 support teams · Occasionally perform on-call incident response as L2 Qualifications and Attributes: · At least 6 years of experience maintaining enterprise and/or cloud network infrastructure – routers, switches, NICs · Knowledge and experience of hosting technologies including Hyper-converged infrastructure, Converged Infrastructure, Xen virtualization · Knowledge and experience with supporting infrastructure service technologies including DNS, DHCP, BOOTP, PXE, TFTP, NTP, PAM · Experience with developing python/ansible scripts to automate infrastructure deployment and metrics collection · Intermediate Linux skills · Experience with various tools such as MAAS or Infoblox · Direct experience with Cisco and Arista products · Arista ACE-Level 3 certification or higher required · Cisco CCNP Certification – Preferred · Experience with Cisco Nexus and Nexus Manager · Experience with VXLAN/EVPN overlays, BGP routing, and leaf-spine as well as traditional data center architectures across multiple data center environments · Knowledge of RDMA network tuning · Experience with non-Ethernet based technologies (such as InfiniBand/ConnectX-5/6) is also a plus. · Experience documenting network knowledge base and operational runbooks · Knowledge of application transport and network infrastructure protocols · Ability to create accurate network diagrams and documentation for design and planning network communication systems · Ability to explain complex network concepts to application engineers and leadership · Ability to create simplified network diagrams for presentations · Provides specific detailed information for hardware and software selection · Ability to quickly learn new or unfamiliar technology and products using documentation and internet resources · Ability to think through problems and visualize solutions · Team player with the ability to work with all levels of staff within/outside of R&D and outside the organization · A self-starter able to work independently but comfortable working in a team environment · Good analytical and problem-solving skills · Dependable and flexible when necessary

Key Responsibilities

Responsibilities: · Deploy and operate the front side, backend, and management networks within our on-prem datacenters · Perform site visits to oversee new network buildouts performed by operations team · Optimize end user experience by architecting the network to lower latency, packet loss, and jitter while increasing scale · Deploy and supports new software releases, system upgrades, and patches for the network infrastructure environment · Maintain knowledge of vendor products (AMD/Pensando, Cisco, Palo Alto, Arista) and solutions that can enable the diagnosis of complex issues, build redundancy and resiliency along with planning for the future capacity and technology growth of the network · Develop and maintain networking inventory documentation including network diagrams, cabling schedules, and DCIM · Perform troubleshooting and problem-solving efforts often involving outside vendors and other support personnel and/or organizations · Ensure the network architecture addresses high availability and performance of mission critical platforms and network resources · Monitor the network status of global sites for potential issues or learnings · Train and enable on-site L1 support teams · Occasionally perform on-call incident response as L2 Qualifications and Attributes: · At least 6 years of experience maintaining enterprise and/or cloud network infrastructure – routers, switches, NICs · Knowledge and experience of hosting technologies including Hyper-converged infrastructure, Converged Infrastructure, Xen virtualization · Knowledge and experience with supporting infrastructure service technologies including DNS, DHCP, BOOTP, PXE, TFTP, NTP, PAM · Experience with developing python/ansible scripts to automate infrastructure deployment and metrics collection · Intermediate Linux skills · Experience with various tools such as MAAS or Infoblox · Direct experience with Cisco and Arista products · Arista ACE-Level 3 certification or higher required · Cisco CCNP Certification – Preferred · Experience with Cisco Nexus and Nexus Manager · Experience with VXLAN/EVPN overlays, BGP routing, and leaf-spine as well as traditional data center architectures across multiple data center environments · Knowledge of RDMA network tuning · Experience with non-Ethernet based technologies (such as InfiniBand/ConnectX-5/6) is also a plus. · Experience documenting network knowledge base and operational runbooks · Knowledge of application transport and network infrastructure protocols · Ability to create accurate network diagrams and documentation for design and planning network communication systems · Ability to explain complex network concepts to application engineers and leadership · Ability to create simplified network diagrams for presentations · Provides specific detailed information for hardware and software selection · Ability to quickly learn new or unfamiliar technology and products using documentation and internet resources · Ability to think through problems and visualize solutions · Team player with the ability to work with all levels of staff within/outside of R&D and outside the organization · A self-starter able to work independently but comfortable working in a team environment · Good analytical and problem-solving skills · Dependable and flexible when necessary

Skill Requirements

Responsibilities: · Deploy and operate the front side, backend, and management networks within our on-prem datacenters · Perform site visits to oversee new network buildouts performed by operations team · Optimize end user experience by architecting the network to lower latency, packet loss, and jitter while increasing scale · Deploy and supports new software releases, system upgrades, and patches for the network infrastructure environment · Maintain knowledge of vendor products (AMD/Pensando, Cisco, Palo Alto, Arista) and solutions that can enable the diagnosis of complex issues, build redundancy and resiliency along with planning for the future capacity and technology growth of the network · Develop and maintain networking inventory documentation including network diagrams, cabling schedules, and DCIM · Perform troubleshooting and problem-solving efforts often involving outside vendors and other support personnel and/or organizations · Ensure the network architecture addresses high availability and performance of mission critical platforms and network resources · Monitor the network status of global sites for potential issues or learnings · Train and enable on-site L1 support teams · Occasionally perform on-call incident response as L2 Qualifications and Attributes: · At least 6 years of experience maintaining enterprise and/or cloud network infrastructure – routers, switches, NICs · Knowledge and experience of hosting technologies including Hyper-converged infrastructure, Converged Infrastructure, Xen virtualization · Knowledge and experience with supporting infrastructure service technologies including DNS, DHCP, BOOTP, PXE, TFTP, NTP, PAM · Experience with developing python/ansible scripts to automate infrastructure deployment and metrics collection · Intermediate Linux skills · Experience with various tools such as MAAS or Infoblox · Direct experience with Cisco and Arista products · Arista ACE-Level 3 certification or higher required · Cisco CCNP Certification – Preferred · Experience with Cisco Nexus and Nexus Manager · Experience with VXLAN/EVPN overlays, BGP routing, and leaf-spine as well as traditional data center architectures across multiple data center environments · Knowledge of RDMA network tuning · Experience with non-Ethernet based technologies (such as InfiniBand/ConnectX-5/6) is also a plus. · Experience documenting network knowledge base and operational runbooks · Knowledge of application transport and network infrastructure protocols · Ability to create accurate network diagrams and documentation for design and planning network communication systems · Ability to explain complex network concepts to application engineers and leadership · Ability to create simplified network diagrams for presentations · Provides specific detailed information for hardware and software selection · Ability to quickly learn new or unfamiliar technology and products using documentation and internet resources · Ability to think through problems and visualize solutions · Team player with the ability to work with all levels of staff within/outside of R&D and outside the organization · A self-starter able to work independently but comfortable working in a team environment · Good analytical and problem-solving skills · Dependable and flexible when necessary

Other Requirements

Responsibilities: · Deploy and operate the front side, backend, and management networks within our on-prem datacenters · Perform site visits to oversee new network buildouts performed by operations team · Optimize end user experience by architecting the network to lower latency, packet loss, and jitter while increasing scale · Deploy and supports new software releases, system upgrades, and patches for the network infrastructure environment · Maintain knowledge of vendor products (AMD/Pensando, Cisco, Palo Alto, Arista) and solutions that can enable the diagnosis of complex issues, build redundancy and resiliency along with planning for the future capacity and technology growth of the network · Develop and maintain networking inventory documentation including network diagrams, cabling schedules, and DCIM · Perform troubleshooting and problem-solving efforts often involving outside vendors and other support personnel and/or organizations · Ensure the network architecture addresses high availability and performance of mission critical platforms and network resources · Monitor the network status of global sites for potential issues or learnings · Train and enable on-site L1 support teams · Occasionally perform on-call incident response as L2 Qualifications and Attributes: · At least 6 years of experience maintaining enterprise and/or cloud network infrastructure – routers, switches, NICs · Knowledge and experience of hosting technologies including Hyper-converged infrastructure, Converged Infrastructure, Xen virtualization · Knowledge and experience with supporting infrastructure service technologies including DNS, DHCP, BOOTP, PXE, TFTP, NTP, PAM · Experience with developing python/ansible scripts to automate infrastructure deployment and metrics collection · Intermediate Linux skills · Experience with various tools such as MAAS or Infoblox · Direct experience with Cisco and Arista products · Arista ACE-Level 3 certification or higher required · Cisco CCNP Certification – Preferred · Experience with Cisco Nexus and Nexus Manager · Experience with VXLAN/EVPN overlays, BGP routing, and leaf-spine as well as traditional data center architectures across multiple data center environments · Knowledge of RDMA network tuning · Experience with non-Ethernet based technologies (such as InfiniBand/ConnectX-5/6) is also a plus. · Experience documenting network knowledge base and operational runbooks · Knowledge of application transport and network infrastructure protocols · Ability to create accurate network diagrams and documentation for design and planning network communication systems · Ability to explain complex network concepts to application engineers and leadership · Ability to create simplified network diagrams for presentations · Provides specific detailed information for hardware and software selection · Ability to quickly learn new or unfamiliar technology and products using documentation and internet resources · Ability to think through problems and visualize solutions · Team player with the ability to work with all levels of staff within/outside of R&D and outside the organization · A self-starter able to work independently but comfortable working in a team environment · Good analytical and problem-solving skills · Dependable and flexible when necessary

Source: HCLTech careers — Read the original posting and apply

This role is listed by the employer on its own careers site. Kaam Ki Khoj does not process applications for it.

Company Overview

HCLTech
HCLTech · Noida, Uttar Pradesh, India
162 open roles

HCLTech is an employer in the IT/Computers - Software, Software Services sector with operations in India. This is a directory listing maintained by Kaam Ki Khoj so that candidates can find the organisation; it is not an official company page and Kaam... Read More

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