Network Administrator

2 days ago

West Mambalam, Tamil Nadu, India Excelencia ITech Consulting Pvt Ltd Full time ₹ 1,04,000 - ₹ 1,30,878 per year
Job Information

Job Type

Permanent

Date Opened

09/05/2025

Work Shift

US Shift

Work Experience

4 - 5 years

Industry

IT Services

Work Location

Chennai - OMR

State/Province

Tamil Nadu

City

Mambalam

Zip/Postal Code

600113

Country

India

Job Description

Role: Network Admin

We are looking for a Network Administrator to maintain, upgrade and manage the Network Infrastructure.

4 to 5 years of experience in Network Infrastructure Support.

Netops JOB DESCRIPTION:

  • Troubleshoot/Diagnose network issues and driving a resolution of the issues.
  • Interact with international team and customers, to ensure consistent customer satisfaction.

Strong Knowledge in Palo Alto Build activities.

  • Working knowledge of routing protocols OSPF, BGP, LSP and IPSEC VPN, OpenVPN, MPLS-VPNs (L3 and L2 VPNs) and other VPNs.
  • Working knowledge of Switching techniques: VLAN, VTP, STP, ISL / Ether-Channel Good understanding of OSI Layer 1 and 2 protocols
  • Good understanding of and Practical Experience in Wide Range of Juniper products like SRX 300,320,340,345,550,1500 and PA Firewalls
  • Good knowledge in ARP, PING, TRACEROUTE, DNS, DHCP
  • In-depth knowledge and practical understanding of Networking concepts OSI, TCP and IP related L3 protocols (DNS, DHCP, IP, ARP, ICMP, TCP, UDP, SNMP, FTP, TFTP)
  • Solid understanding and troubleshooting skills in IPsec VPN technologies, Clustering and High Availability(HA) concepts on both firewall and switch.
  • F5 load Balancers LTM/GTM Configuration/deployment/Upgrade and troubleshooting.
  • Ability to understand and troubleshoot various network problems using utilities like nslookup, traceroute, ping, net stat and packet sniffers like wire shark, tcp dump.
  • Good Practical experience in understating and troubleshooting Network Security and related Technologies
  • Should have strong knowledge on various attacks like SYN flood, Replay attacks etc and the mitigation techniques
  • Fundamental of Firewalls -SRX/SSG/ASA/Palo Alto/Proxies Technologies
  • Basic awareness of IT management tools/network monitoring tools
  • Open to work 24x7 (Including night shift)

Requirement:

  • Experience in handling Juniper, Palo Alto, Cisco and F5 load balancers.
  • Willingness to work in regular US time zone
  • CCNA /CCNP, JNCIA certification is an added advantage.
  • Good Knowledge & experience in Routers and Switches (Juniper, Cisco, PA).
  • Experience in being part of and managing a 24x7 onsite-offshore operation, including but not limited to, shift

hand-over, operational advice, guidance, support and escalation

  • Experience in a technical support environment working with Cisco products
  • Hands on experience for network troubleshooting in WAN environment
  • Working experience on MPLS, Multicast, BGP, OSPF, LSP, L2VPN, L3VPN, VLAN, STP, VRRP, RSVP,

BFD and switching technologies.

  • Work with various teams to resolve escalated circuit problems to resolution
  • Hands-on experience with monitoring, network diagnostic and network analytics tool
Requirements

Role: Network Admin

We are looking for a Network Administrator to maintain, upgrade and manage the Network Infrastructure.

4 to 5 years of experience in Network Infrastructure Support.

Netops JOB DESCRIPTION:

  • Troubleshoot/Diagnose network issues and driving a resolution of the issues.
  • Interact with international team and customers, to ensure consistent customer satisfaction.

Strong Knowledge in Palo Alto Build activities.

  • Working knowledge of routing protocols OSPF, BGP, LSP and IPSEC VPN, OpenVPN, MPLS-VPNs (L3 and L2 VPNs) and other VPNs.
  • Working knowledge of Switching techniques: VLAN, VTP, STP, ISL / Ether-Channel Good understanding of OSI Layer 1 and 2 protocols
  • Good understanding of and Practical Experience in Wide Range of Juniper products like SRX 300,320,340,345,550,1500 and PA Firewalls
  • Good knowledge in ARP, PING, TRACEROUTE, DNS, DHCP
  • In-depth knowledge and practical understanding of Networking concepts OSI, TCP and IP related L3 protocols (DNS, DHCP, IP, ARP, ICMP, TCP, UDP, SNMP, FTP, TFTP)
  • Solid understanding and troubleshooting skills in IPsec VPN technologies, Clustering and High Availability(HA) concepts on both firewall and switch.
  • F5 load Balancers LTM/GTM Configuration/deployment/Upgrade and troubleshooting.
  • Ability to understand and troubleshoot various network problems using utilities like nslookup, traceroute, ping, net stat and packet sniffers like wire shark, tcp dump.
  • Good Practical experience in understating and troubleshooting Network Security and related Technologies
  • Should have strong knowledge on various attacks like SYN flood, Replay attacks etc and the mitigation techniques
  • Fundamental of Firewalls -SRX/SSG/ASA/Palo Alto/Proxies Technologies
  • Basic awareness of IT management tools/network monitoring tools
  • Open to work 24x7 (Including night shift)

Requirement:

  • Experience in handling Juniper, Palo Alto, Cisco and F5 load balancers.
  • Willingness to work in regular US time zone
  • CCNA /CCNP, JNCIA certification is an added advantage.
  • Good Knowledge & experience in Routers and Switches (Juniper, Cisco, PA).
  • Experience in being part of and managing a 24x7 onsite-offshore operation, including but not limited to, shift

hand-over, operational advice, guidance, support and escalation

  • Experience in a technical support environment working with Cisco products
  • Hands on experience for network troubleshooting in WAN environment
  • Working experience on MPLS, Multicast, BGP, OSPF, LSP, L2VPN, L3VPN, VLAN, STP, VRRP, RSVP,

BFD and switching technologies.

  • Work with various teams to resolve escalated circuit problems to resolution
  • Hands-on experience with monitoring, network diagnostic and network analytics tool

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