MAR_126 - Design Engineer – Chassis Structure & Powertrain Packaging

Design Engineer – Chassis Structure & Powertrain Packaging Position: Design Engineer – Chassis Structure & Powertrain Packaging Experience: 5–8 years in frame / welded structure design, with EV battery enclosure or powertrain mounting exposure Qualification: B.E./B.Tech Mechanical or Automobile Engineering About the role Design the welded aluminium chassis frame, swappable battery enclosure and powertrain mounting of a four-wheel electric cargo vehicle. Key responsibilities Design a welded 6061-T6 aluminium chassis frame and its members, including steering support and cross members. Define the fabrication scheme: tube and extrusion sections, joint design, weld symbols and heat-affected-zone allowance. Design suspension mounts as machined castings and a family of mounting brackets for bought-out components. Design a swappable battery housing for multiple 48 V Li-ion packs, with slide/removal mechanism, locking, drainage, venting and service access. Define cooling-fan provision with CAE; design fan mounting and airflow path. Design vibration-isolated mounts for the traction motor, pedal generator, on-board charger, BMS and DC-DC converter; package pedals and cranks. Develop a battery handling trolley concept. Produce weldment, casting and assembly drawings; support weld-fixture concepts with manufacturing. Skills and tools Aluminium weldment design (AWS D1.2 or equivalent); extrusion and tube selection; casting design for machining; battery enclosure sealing and IP rating; mechanism design; GD&T. CATIA V5 or SolidWorks weldments. Preferred: awareness of traction-battery safety standards; EV battery enclosure experience. About Marutee Marutee Design & Engineering Pvt. Ltd. is a 200+ engineer firm headquartered in Bengaluru, with offices in Royal Oak, Michigan and Singapore, delivering mechanical design, CAE, electrical/harness and manufacturing engineering services.