Manufacturing Test Infrastructure Lead, Energy Storage

Number of employees

2000

San Francisco, California, United States, United States

Posted on: 2026-07-27

Category: materials

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Employment type:

Full time

Experience required:

Intermediate

Salary

Salary not provided

About the company:

Redwood Materials is an American clean energy company headquartered in Sparks, Nevada, focused on securing domestic supplies of critical battery materials and providing large-scale energy storage solutions. The company recycles end-of-life batteries to recover lithium, nickel, cobalt, and copper, creating one of the largest domestic sources of these critical minerals in the United States. Its operations support the broader transition away from reliance on foreign supply chains for materials essential to electric vehicles and energy storage systems. Through its Redwood Energy division, the company designs, integrates, and deploys large-scale energy storage systems for data centers and the national grid, utilizing both new and repurposed batteries to deliver cost-effective solutions. Redwood Materials partners with major automotive, technology, and energy companies including Volkswagen Group of America, Panasonic, GM Ultium Cells, Toyota, BMW, Amazon, Volvo, and Southern Company, reflecting its central role in the emerging domestic battery supply chain. Founded by former Tesla Chief Technology Officer JB Straubel, Redwood Materials was established with the mission of building a circular economy for batteries, reducing waste, lowering the carbon footprint of energy storage, and strengthening American energy independence. The company holds ISO 45001 and ISO 14001 certifications, underscoring its commitment to occupational health, safety, and environmental management standards.

About Redwood Materials

Redwood is localizing a global battery supply chain that seamlessly integrates recovery, reuse, and recycling — keeping critical minerals in circulation and driving the energy transition. Founded in 2017, we’re delivering low-cost and large-scale energy storage and producing battery materials in the U.S. for the first time, all from batteries we already have.

Manufacturing Test Infrastructure Lead Engineer, Energy Storage

Essential Duties:

As an early member of a new engineering team, you will play a key role in designing testers to support the development of a new product at Redwood Materials. Your responsibilities will span across mechanical, electrical, and software engineering domains to ensure robust product validation. You’ll be involved in the design of testers for implementation in manufacturing as well as field settings to screen our products. This role requires a hands-on, proactive attitude paired with a methodical and analytical approach to problem-solving.

Responsibilities will include: 

  • Lead the end-to-end system development of functional and end-of-line testers for electromechanical products
  • Manage a small team of engineers across various technical scopes (mechanical, electrical, software)
  • Collaborate with firmware and hardware teams to develop test coverage, define metrics, align on hardware and firmware features for manufacturing testing implementation
  • Debug and root cause issues found in manufacturing test
  • Design and develop manufacturing test hardware that may include functional and system power tests
  • Lead tester builds and validation efforts such as GRR and SAT
  • Work with firmware & software teams to develop test automation, self-test, and data analysis

 Desired Qualifications: 

  • Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related field
  • 7+ years of technical experience in manufacturing test engineering or a related role
  • 2+ years of people management experience
  • Experience working with high-voltage systems (400–2000VDC and 480-800VAC)
  • Deep technical expertise in at least one aspect of test engineering, with comfort working across disciplines (mechanical, electrical, software)
  • Experience working in a high volume manufacturing environment
  • Direct experience with battery testers or characterization tools
  • Experience developing scalable tools, infrastructure, and design practices for test engineering teams
  • Excellent communication and interpersonal skills; ability to engage effectively with stakeholders at all organizational levels, including executives
  • A get-it-done attitude; no job is too big or too small

In accordance with California pay transparency laws, the salary range for this position is listed below. Actual compensation may vary based on a variety of factors, including experience, education, and skills. 

California Pay Range:
$175,000$275,000 USD

The position is full-time. Compensation will be commensurate with experience.

 

We collect personal information (PI) from you in connection with your application for employment with Redwood Materials, including the following categories of PI: identifiers, personal records, professional or employment information, and inferences drawn from your PI. We collect your PI for our purposes, including performing services and operations related to your potential employment. If you have additional privacy-related questions, please contact us at [email protected].

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