Sr. Manufacturing Engineer

Proterra offers a dynamic and supportive workplace where our employees can thrive personally and professionally. With cutting-edge facilities and groundbreaking projects, Proterra offers unique opportunities to grow, collaborate, and lead transformative change in the electrification of heavy-duty transportation and equipment.

Our commitment to innovation extends beyond our battery solutions to our people, where we create an environment where everyone feels valued, supported, and empowered to drive change for the earth. Here at Proterra we strive to foster a culture of inclusivity, valuing diverse perspectives and encouraging bold ideas, allowing our employees to bring their full selves to work. Our employees benefit from competitive total rewards packages, and opportunities to develop professionally.

Position Overview :

The Manufacturing Engineer will be responsible for developing, implementing, and optimizing automated processes for the assembly of battery modules and packs. This role ensures that automated production lines consistently deliver high-quality, cost-effective, and safe products while supporting continuous improvement, scalability, and operational excellence in a high-volume manufacturing environment.

About the Role – You will :

Process Engineering & Optimization

• Develop and validate automated processes for cell-to-module and module-to-pack assembly, including welding, fastening, sealing, potting, and end-of-line testing.
• Define, document, and maintain process parameters, standard work instructions, and validation protocols.
• Conduct PFMEA and implement poka-yoke / error-proofing systems to ensure process robustness.
• Perform capability studies (Cp / Cpk), MSA, and DOE to optimize line performance and reduce variation.

Automation & Equipment

Quality & Compliance

Continuous Improvement

Collaboration & Training

Your Experience Includes :

Designed and assembled in the United States, Proterra’s innovative battery platform offers industry-leading energy density, durability, performance and safety systems – enabling Proterra EV batteries to be the premium choice for commercial vehicles and industrial equipment.

Proterra’s battery technology offers industry-leading energy density, safety systems, and durability. Proudly designed in Silicon Valley and assembled in Greer, South Carolina, Proterra® batteries are the premier choice to electrify commercial vehicles ranging from buses and trucks to construction equipment and more. Proterra is building innovative battery technology to power a better, more sustainable world.

Location : Greer

Travel : 0-15%

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Applicants must be authorized to work for any employer in the U.S. There is no immigration sponsorship available for this role (ex : H1-B, OPT, CPT, TN or any other employment sponsorship).

Proterra is an Equal Employment Opportunity Employer, providing equal employment opportunities to all Employees and applicants for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity, national origin, disability, age, genetic information, veteran status, pregnancy, childbirth, or related medical conditions, including, but not limited to, lactation or any other characteristic protected by applicable federal, state, or local law or ordinance. Proterra participates in the Electronic Employment Verification Program

Equal Opportunity Employer / Protected Veterans / Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws.

For further information, please review the Know Your Rights notice from the Department of Labor.