Staff Mechanical Engineer - Battery Design Lead

Mainspring Energy; Menlo Park (CA); On-site; USD 120,000 - 150,000; Full time

Job summary

Mainspring Energy in Menlo Park is looking for a Staff Mechanical Engineer – Battery Design to oversee battery pack and module development. This role requires extensive experience in lithium-ion battery systems and expertise in battery architecture. You will work closely with suppliers to improve designs and ensure safety and manufacturability.

The ideal candidate will have profound knowledge of thermal management, cell integration, and supplier engagement. This position contributes to Mainspring's mission of delivering sustainable power solutions.

Qualifications

• 10+ years of engineering experience focused on battery design.
• Deep understanding of battery pack and module architecture.
• Experience with battery thermal management and safety features.

Responsibilities

• Lead battery pack and module design as technical authority.
• Evaluate battery designs for safety, reliability, and manufacturability.
• Collaborate with Electrical Engineering and Supply Chain teams.

Skills

Lithium-ion battery pack expertise

Supplier management experience

Mechanical system design

Thermal management

Safety analysis

Manufacturability knowledge

Education

BS or MS in Mechanical Engineering

Tools

SolidWorks

PLM systems

Job description

Mainspring Energy in Menlo Park is looking for a Staff Mechanical Engineer – Battery Design to oversee battery pack and module development. This role requires extensive experience in lithium-ion battery systems and expertise in battery architecture. You will work closely with suppliers to improve designs and ensure safety and manufacturability.

The ideal candidate will have profound knowledge of thermal management, cell integration, and supplier engagement. This position contributes to Mainspring's mission of delivering sustainable power solutions.