Battery Pack Design Engineer

Simple Energy Private Limited; Bengaluru; On-site; INR 700,000 - 1,100,000; Full time

Job summary

Simpleenergy in Bengaluru seeks a Battery Pack Design Engineer to design and develop high-performance lithium-ion battery packs for electric vehicles, leveraging SolidWorks/NX, with emphasis on mechanical, thermal, and electrical integration.

The role requires taking designs from concept to mass production, collaborating with electrical engineers, manufacturing, and supply chain, and applying DFMEA, DFM/DFX, and GD&T to ensure safety and manufacturability.

Qualifications

• 2-5 years of experience in battery pack design or EV components.
• Experience with designing electromechanical parts meeting automotive standards (IP ratings IP64/65/67).
• Proficiency in SolidWorks/NX and drafting for 3D CAD models and drawings.
• Knowledge of thermal management, mechanical structure, and electrical integration in battery packs.
• Familiarity with DFMEA, DFX/DFMA, GD&T and tolerance stack-up analysis.

Responsibilities

• Design and develop complete battery pack systems for EVs including mechanical structure, thermal management, and electrical integration.
• Develop battery pack mechanical structures considering crash safety, vibration resistance, and IP ratings.
• Collaborate with electrical engineers to integrate BMS, sensors, fuses, and wiring harnesses within the pack.
• Create detailed 3D CAD models and technical drawings for battery pack components and assemblies.
• Work with manufacturing and supply chain to transition designs from pilot to production scale.
• Support prototype assembly, design validation, and root cause analysis for field issues.
• Maintain design documentation, BOMs, drawings, and revision histories.
• Apply DFMA/DFX and project management to ensure timely delivery of design milestones.
• Participate in DFMEA activities specific to battery pack safety.
• Optimize battery pack design for manufacturing, assembly, and serviceability.
• Understand GD&T and tolerance stack-up analysis.
• Develop cost-effective solutions while maintaining safety and performance.

Skills

NX CAD

Drafting

GD&T

FMEA

Electrical integration

Education

BTech/BE in Mechanical/Mechatronics/Automobile Eng

Job description

About Simpleenergy

Simpleenergy specializes in the manufacture of smart electric two-wheelers. We are a team of 300 engineers coming together to make smart, supercharging, and affordable two-wheelers. The company was founded in 2019 and is based in Bangalore, India.

Our mission is to build the future of mobility that is electric and connected. We at Simple energy are working towards accelerating by making them more accessible, affordable, secure and comfortable and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.

Job description: Battery Pack Design Engineer

Location: Yelahanka, Bangalore

We are looking for a Battery Pack Design Engineer with deep expertise in designing and developing high-performance lithium-ion battery packs for electric vehicles. The ideal candidate should have a strong foundation in SolidWorks, NX, structural and thermal design, battery pack electricals, and experience taking products from concept to mass production.

What you’ll do

• Design and develop complete battery pack systems for electric vehicles including mechanical structure, thermal management, and electrical integration.


• Develop battery pack mechanical structures considering crash safety, vibration resistance, and environmental protection (IP ratings)


• Work closely with electrical engineers to integrate BMS, sensors, fuses, and wiring harnesses seamlessly within the pack.


• Create detailed 3D CAD models and technical drawings for battery pack components and assemblies.


• Collaborate with manufacturing and supply chain teams to transition designs from pilot to production scale.


• Support prototype assembly, design validation, and root cause analysis for field issues.


• Maintain accurate design documentation, BOMs, drawings, and revision histories.


• Apply DFM\/DFA (Design for Manufacturing\/Assembly) and project management principles to ensure timely delivery of design milestones.


• Participate in DFMEA activities specific to battery pack safety.


• Optimize battery pack design for manufacturing, assembly, and serviceability.


• Understanding of GD&T, tolerance stack-up analysis.


• Develop cost-effective solutions while maintaining safety and performance standards.

What you bring

• Btech/Metch with specialization in Mechanical or Mechatronics or Automobile Engineering


• 2-5years of experience


• Hands on experience in NX and Drafting


• Experience with designing electromechanical parts, which includes IP rated part(IP 64/65/67) and which meets automotive standards


• Manufacturing feasibility of sheetmetal, plastic and casted parts


• Experience of handling thermal conductivity and electrical conductive materials which will be part of the product


• Good knowledge in stackup, drafting and GD&T


• Hands on experience with defining FMEA, DFX and DVP

Why Join Us?

• Be part of India s fast-growing EV revolution.


• Work with a passionate team committed to sustainability and innovation.


• Opportunity to shape the brand identity of a leading EV startup.