Walkin Drive_8-Nov-25_Network Administrator_Bangalore

Tata Consultancy Services; Bengaluru; On-site; INR 900,000 - 1,200,000; Full time

Job summary

A leading IT services firm is seeking an experienced Network Admin for a walk-in drive on 08-Nov-2025. The candidate will be responsible for overseeing complex network fault investigations, driving service improvements, and managing DDI architecture, including DNS and DHCP components. The ideal candidate should have 6 to 8 years of experience, be skilled in automation tools like ThousandEyes and Datadog, and ensure network security through vulnerability management. This role is essential for maintaining robust network performance and enhancing user experience.

Qualifications

• 6 to 8 years of experience in network administration.
• Deep understanding of DDI architecture including DNS and DHCP.
• Strong problem-solving skills with the ability to troubleshoot end-to-end network issues.

Responsibilities

• Undertake complex network fault investigations at L2 level.
• Drive service improvement plans with network vendors.
• Conduct regular audits on LAN/WAN infrastructure.

Skills

Network troubleshooting

Problem management

Automation tools

Vulnerability management

DNS, DHCP, IPAM

Tools

ThousandEyes

Datadog

F5

ThousandEyes

Datadog

Job description

Network Admin

Location: TCS L-Centre, Plot No.78, 79 & 83, EPIP Industrial Area, Whitefield, Bangalore - 560066

Experience: 6 to 8 Years

Role: Network Admin (walk‑in drive scheduled on 08‑Nov‑2025, please arrive by 9:00 AM).

Responsibilities

• Undertake/oversee complex network fault investigations at an L2 level in local and wide area environments using information from multiple sources in coordination with network vendors.
• Rich experience in troubleshooting network issues end‑to‑end (with technology support Meraki, Viptela, F5, etc.).
• Problem management: oversee the problem management of P1 incidents & repeat failures; ensure root‑cause is identified and remediations are applied through the change management process.
• Continual improvement: drive service improvement/development plans with network vendors & other internal teams; contribute to service/technology reviews; generate ideas for enhancing network stability & improving end‑user experience.
• Audits: conduct regular audits on the LAN/WAN infrastructure to ensure all configurations & infrastructure follow pre‑defined network standards; support other internal/external audits.
• Change management: technical review & impact assessment of network changes.
• DDI architecture: deep understanding of DNS, DHCP, IPAM components; including managing DHCP leasing and IP address management.
• Tools & automation: support the organization’s digital agenda by identifying potential areas for automation & implementing them. Hands‑on ThousandEyes & Datadog tools will be an advantage.
• Operational acceptance: define & implement technical standards & other requirements for onboarding new network infrastructure onto the network.
• Vulnerability management: ownership of the vulnerability management process ensuring exploitable vulnerabilities are remediated on time and no security breaches occur on the network.
• Report on key indicators: review, analyze & improve SLA parameters of each vendor; participate in MSR, WSR, QBRs with respect to networks.

Documents to Carry

• TCS application form available on iBegin
• PAN/Aadhaar or any other Government ID Proof.
• Updated CV/Resume.
• 2 passport‑size photographs.

Please arrive at the venue by 9:00 AM.

Regards
Gunsheel Sidana
Human Resources, Talent Acquisition Group, Tata Consultancy Services