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Re:Build Manufacturing

Tech-enabled, high-value industrial manufacturing services

Battery Engineer - Mechanical

Electrical EngineeringConfirmed live in the last 24 hours
Full-timeNew Kensington, PA, USANo salary listedIn-person

About the Job

Requirements

  • At least 3 years of system design experience for lithium-ion battery packs or related technologies.
  • At least 6 years of engineering experience in automotive, aerospace, industrial, or related industries.
  • Experience designing, developing, and testing battery systems for electrified propulsion or stationary energy storage.
  • A Bachelor of Science degree in Mechanical Engineering, Electrical Engineering, Physics, or a similar field, with a strong emphasis on practical work.
  • Strong verbal and written communication skills, including technical communication.
  • Self-direction, leadership, team-building, collaboration, organizational skills, and demonstrated problem-solving ability.
  • Ability and interest in working in a fast-paced team environment.
  • Basic understanding of Underwriters Laboratories (UL) or similar standards and regulatory certification processes.
  • Proficiency with computer-aided design programs such as CATIA or SolidWorks.
  • Familiarity with analysis packages such as FEMAP and NASTRAN, or equivalent tools.
  • Must be a U.S. citizen or national, U.S. permanent resident, lawfully admitted refugee, or granted asylum under applicable export control laws and regulations.

Responsibilities

  • Lead product design and development for Re:Build battery packs.
  • Communicate across engineering teams to make program-critical decisions.
  • Identify core issues, develop solutions, and communicate impacts across internal and external teams.
  • Create and deliver computer-aided design models and presentations to customers.
  • Develop supporting design materials such as bills of materials, assembly procedures, or installation procedures.
  • Ensure compliance with standards and battery-pack performance requirements.
  • Work cross-functionally to verify battery software and hardware meet system needs and battery-pack requirements.
  • Design and analyze battery packs throughout the program cycle, including concept design, prototyping, detailed analysis, modeling, drafting, manufacturing, and testing.
  • Use performance simulations to model critical performance.
  • Develop computer-aided design and/or prototype models and present results to customers and partners.
  • Collaborate with program management, analysis, procurement, and manufacturing teams.

Desired Qualifications

  • A Master of Science degree in Mechanical Engineering, Electrical Engineering, Physics, or a similar field, with a strong emphasis on practical work.
  • At least 4 years of project management experience.
  • Experience with battery management system software development and control algorithms.
  • Experience with mathematical modeling of batteries or experimental work in the battery field.

About the Company

Re:Build Manufacturing

Tech-enabled, high-value industrial manufacturing services

Rebuild Manufacturing provides high-value production services for traditional industrial settings by applying enabling technologies and modern practices to improve efficiency, flexibility, and quality. The company works by integrating advanced digital tools, processes, and management methods across its manufacturing and engineering-focused operations to enable rapid order fulfillment and customization at scale. It differentiates itself from competitors by combining technical execution with a clear social mission: rebuilding America’s manufacturing base, creating sustainable local jobs in regions hit by deindustrialization, and emphasizing environmental stewardship. The ultimate goal is to revitalize the U.S. manufacturing sector while delivering reliable, high-quality production that supports local communities and long-term economic value.

Company size
1,001-5,000
Company stage
Late Stage VC
Total funding
$2.2B
Headquarters
Waltham, MA
Founded
2020

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