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Mechanical Design Engineer

IIT Madras, Chennai, IN

Full-time (Onsite)

What You'll do:

We’re looking for a hands-on Design Engineer to support the end-to-end mechanical design of our wearable hardware. You’ll collaborate closely with industrial designers, electronics engineers, and external manufacturing partners to bring compact, ergonomic, and production-ready hardware to life. 


This is an on-site role at our Chennai facility, with occasional travel (up to 25%) to visit toolmakers, vendors, manufacturing and assembly locations.

Key Responsibilities

  • Mechanical Product Design: Drive end-to-end mechanical design for consumer wearable products—from early sketches to production-ready assemblies.

  • Design for Manufacturing & Assembly: Apply DFMA principles for plastics, metals, elastomers, and overmolds to ensure production scalability and cost-efficiency. Consider tolerance, assembly sequencing, and process capabilities.

  • Hardware Integration: Work with electronics and embedded engineers to integrate PCBs, batteries, connectors, sensors, and antennas into enclosures, considering both functional and ergonomic constraints.

  • Vendor Collaboration: Support tooling, trials, pilot builds, audits and production ramp with external manufacturers and suppliers. Communicate effectively with vendors to debug part issues or iterate design during build phases.

  • CAD Modelling & Documentation: Create parametric 3D CAD models, detailed drawings (with GD&T), and BOMs; maintain version-controlled design documentation.

  • Simulation & Analysis: Use FEA and related tools to validate structural and thermal performance; perform tolerance stack-ups and related checks to support early-stage validation.

  • Rapid Prototyping: Build and test functional prototypes using 3D printing, CNC, soft tooling, and other rapid fabrication methods. Create basic jigs and fixtures as needed.

  • Reverse Engineering & Benchmarking: Tear down and reverse engineer wearables to uncover design, material, and manufacturing strategies. Derive DFM insights and benchmarks to inform and enhance our product development.

  • Quality & Compliance: Ensure mechanical systems meet safety, comfort, and reliability standards. Should be familiar with ISO 9001, CE, FCC, RoHS, and key tests like mechanical durability, IP ratings, thermal cycling, and drop performance. Awareness of EMI/EMC shielding considerations is a plus.


Qualifications

  • Education: B.E./B.Tech in Mechanical Engineering or related field. Master’s preferred but not mandatory.

  • Experience: 4 to 8 years in mechanical design for consumer electronics, wearables or similar products. Candidates must have worked on real-world shipped products. Experience limited to academic, research, or prototyping projects will not be considered.

  • CAD Tools: Proficient in any one parametric CAD tool (SolidWorks, Creo, NX, Fusion 360, or equivalent) for 3D assemblies and manufacturing drawings.

  • Simulation: Basic FEA skills using CAD-integrated tools (e.g., SolidWorks Simulation, Fusion 360) for early-stage structural and thermal checks.

  • Design for Manufacturing: Strong knowledge of GD&T, tolerance stack-up, and DFM principles to ensure manufacturability and reliable assembly.

  • Materials & Processes: Solid understanding of plastics, metals, silicones, elastomers, soft goods (leather, fabrics), and related manufacturing methods.

  • Prototyping: Hands-on experience with rapid prototyping, lab tools, and 3D printers.

  • Cross-Functional Collaboration: Proven experience working with industrial designers, UX/human factors researchers, electronics, and firmware engineers.

  • Vendor & Manufacturing: Direct exposure to tooling, supplier/vendor interactions, and factory builds is essential.


Who You Are

  • Comfortable working in fast-paced, dynamic and iterative environments

  • Detail-oriented, but able to prioritise what matters for each phase of development

  • A strong communicator who can coordinate across design, engineering, and manufacturing teams.

  • Hands-on, curious, and motivated to build impactful hardware

  • Thrives in an early-stage startup where clarity evolves with progress.


Why Join Us

At Neurostellar, you’ll work on products that sit at the intersection of neuroscience, design, and engineering. You’ll help define not just how our devices look and function—but how they feel and impact in people’s lives. This is an opportunity to shape new categories of consumer technology from the ground up.

Neurostellar is an equal opportunity employer. We value diverse perspectives and welcome applicants from all backgrounds. If you're passionate about wearable hardware and want to work on challenging, meaningful problems—we’d love to hear from you.

We’re looking for a hands-on Design Engineer to support the end-to-end mechanical design of our wearable hardware. You’ll collaborate closely with industrial designers, electronics engineers, and external manufacturing partners to bring compact, ergonomic, and production-ready hardware to life. 


This is an on-site role at our Chennai facility, with occasional travel (up to 25%) to visit toolmakers, vendors, manufacturing and assembly locations.

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