Oil and Natural Gas Corporation

Battery Management System (BMS) Engineer Intern

InternshipIn OfficeBokaro Steel City, Jharkhand3 months33K/mo3 openingsImmediate / Rolling

About this internship

Oil and Natural Gas Corporation has an open Battery Management System (BMS) Engineer Intern position in Bokaro Steel City for motivated freshers and final-year students. You will work on live battery systems and electric vehicles projects and finish with something you can genuinely talk about in…

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Skills you'll use

Battery ChemistryCell Balancing ProtocolsCAN Bus CommunicationMATLAB / SimulinkState of Charge (SoC) EstimationEmbedded CThermal ManagementBattery Testing & CyclingFunctional Safety BasicsData Logging & Analysis

What you'll do

Work on developing and validating battery management logic on real packs alongside the core team
Apply Battery Chemistry, Cell Balancing Protocols, CAN Bus Communication, MATLAB / Simulink 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 (Electrical / Electronics / Mechanical / Mechatronics) or M.Tech — 2026 freshers & final-year students welcome
Working knowledge of Battery Chemistry, Cell Balancing Protocols, CAN Bus Communication (or a genuine willingness to learn them)
Strong fundamentals in your discipline and clear problem-solving ability
Care with detail and the discipline to document your work
Clear written and verbal communication in English
Based in or willing to work from Bokaro Steel City, Jharkhand

Perks & benefits

Live project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hoursNetworking with senior professionals

Interview & selection process

3 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Team-fit / behavioural interview with the team
3HR discussion — stipend, start date, expectations and offer

About Oil and Natural Gas Corporation

Oil and Natural Gas Corporation operates in the oil & gas exploration sector and has an active presence in Bokaro Steel City. 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 —…

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