TCS·Network Engineer

TCS Network Engineer interview experience

Got offer

Hard

Positive

HyderābādPosted Dec 2025 · Candidate report, summarized by Dataford

My interview leaned strongly toward networking and switching concepts, and it felt difficult because the topics were very specific and detailed.

I was asked about routing protocols like RIPv1/v2, OSPF, EIGRP, and static versus dynamic routing. Switching topics also came up in depth, including VLANs, trunking, VTP, STP/RSTP, and Ether-Channel.

They further tested network services such as HSRP, NAT, DHCP, and IPv4 addressing. On top of that, security questions were a major part of the discussion, including switch port security, DHCP snooping, access control lists, and even physical security concepts.

I didn’t get an offer, and honestly the subject coverage was the hardest part—there was a lot to manage at once, and the breadth of

Create a free Dataford account to unlock the full round-by-round breakdown, the questions asked and the outcome.

Read the full report Read the full report

Preparing for this interview?

TCS Network Engineer interview guideThe full process, round by round, with the question bank Practice Network Engineer interview questionsReal questions from this role across companies All TCS interview guidesEvery role we cover at this company