HFCL Limited

Avionics Software Intern

InternshipIn OfficeMohali, Punjab6 months35K/mo3 openingsImmediate / Rolling

About this internship

Join HFCL Limited in Mohali as an Avionics Software Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on avionics and flight software work. About the role As an Avionics Software Intern at HFCL Limited…

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Skills you'll use

DO-178C StandardsReal-Time Operating Systems (RTOS)Flight Control SystemsC / C++Requirements TraceabilityEmbedded DebuggingMIL-STD / ARINC ProtocolsStatic & Unit VerificationMATLAB / SimulinkConfiguration Management

What you'll do

Work on writing and verifying software that has to work every single time alongside the core team
Apply DO-178C Standards, Real-Time Operating Systems (RTOS), Flight Control Systems, C / C++ 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 (Aeronautical / ECE / CSE / EEE) or M.Tech (Avionics / Embedded) — 2026 freshers & final-year students welcome
Working knowledge of DO-178C Standards, Real-Time Operating Systems (RTOS), Flight Control Systems (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 Mohali, Punjab

Perks & benefits

Mentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hours

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Online aptitude / domain assessment

About HFCL Limited

HFCL Limited operates in the telecom & optical fibre sector and has an active presence in Mohali. 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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