Senior Battery Systems Engineer – Lead, CAD & BMS

Re:Build Manufacturing; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Re:Build Manufacturing seeks an experienced engineer to design and analyze battery packs and lead multi-disciplinary teams through concept, prototyping, analysis, and testing. You will develop CAD/prototype models and present high-quality results to customers and partners, collaborating with program management, procurement, and manufacturing to ensure design success.

The role requires strong communication skills, leadership, and the ability to work in a fast-paced environment; a BS in

Qualifications

• 3+ years of system design for lithium-ion battery packs or related tech.
• 6+ years of engineering experience in automotive, aerospace, industrial or related fields.
• Experience in design, development and testing of battery systems for electrified propulsion or stationary energy storage.
• Excellent communication skills (verbal and written), including strong technical communication.
• Self-directed with leadership, teamwork, collaboration, organizational skills, and problem solving.
• Demonstrated ability to work in a fast-paced team environment.
• Basic understanding of UL or similar regulatory certification processes.
• Proficient with CAD programs such as Catia or SolidWorks.
• Familiar with analysis packages such as FEMAP and NASTRAN (or equivalent).
• BS in Mechanical Engineering, Electrical Engineering, Physics or similar with emphasis on practical work.

Responsibilities

• Lead product design and development for Re:Build battery packs.
• Communicate across engineering teams to influence program decisions.
• Identify core issues, develop solutions, and communicate impacts to teams.
• Create CAD models and presentations for customers.
• Develop supporting materials like BOMs, assemblies, or installation procedures.
• Ensure compliance to standards and battery pack performance needs.
• Verify that battery software and hardware meet system requirements.

Skills

Li-ion battery design

System design

CAD Catia/SolidWorks

Technical communication

Education

B.S. Mechanical/EE/Physics

Tools

Catia

SolidWorks

FEMAP

NASTRAN

Job description

Re:Build Manufacturing seeks an experienced engineer to design and analyze battery packs and lead multi-disciplinary teams through concept, prototyping, analysis, and testing. You will develop CAD/prototype models and present high-quality results to customers and partners, collaborating with program management, procurement, and manufacturing to ensure design success.

The role requires strong communication skills, leadership, and the ability to work in a fast-paced environment; a BS in