Larsen & Toubro

Threat Hunting Intern

InternshipHybridKolkata, West Bengal3 months24K/mo12 openingsImmediate / Rolling

About this internship

Join Larsen & Toubro in Kolkata as a Threat Hunting Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on threat hunting work. About the role As a Threat Hunting Intern at Larsen & Toubro, your core focus…

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Skills you'll use

Threat HuntingSIEM QueriesMITRE ATT&CKLog AnalysisEndpoint TelemetryDetection EngineeringPythonNetworkingHypothesis TestingReporting

What you'll do

Work on searching for the intrusion no alert fired on, starting from a hypothesis rather than a ticket alongside the core team
Apply Threat Hunting, SIEM Queries, MITRE ATT&CK, Log Analysis to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (CSE/IT/ECE), BCA/MCA or B.Sc/M.Sc (Computer Science / IT)
Graduating batch 2026, 2027 or 2028 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of Threat Hunting, SIEM Queries, MITRE ATT&CK (or a genuine willingness to learn them)
Exposure to Log Analysis, Endpoint Telemetry, Detection Engineering is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Kolkata, West Bengal or willing to work from there for the internship period

Perks & benefits

Flexible working hoursNetworking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentorStructured onboarding and a formal mentor at a large, established employer

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Discussion with the hiring manager on the role and your fit

About Larsen & Toubro

Larsen & Toubro operates in the engineering & construction sector and has an active presence in Kolkata. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a…

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