Redwood Materials · 1 month ago
Manufacturing Test Engineer, Energy Storage
San Francisco, CA
Full-time
Onsite
Senior Level
$135K/yr - $224K/yr
5+ years expRedwood Materials is focused on localizing a global battery supply chain to support the energy transition. The Manufacturing Test Engineer will play a critical role in designing testers for a new electromechanical product, ensuring robust product validation across mechanical, electrical, and software domains.
Advanced MaterialsBatteryElectric VehicleRenewable EnergySustainability
Responsibilities
Develop and implement manufacturing & field testers for a new electromechanical product
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
Qualification
Required
Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related field
5+ years of technical experience in manufacturing test engineering or a related role
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
Company
Redwood Materials
Redwood Materials is a battery recycling startup that makes electric vehicles and sustainable materials for circular supply chains.
1001-5000 employees
H1B Sponsorship
Redwood Materials has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (34)
2024 (26)
2023 (12)
2022 (9)
2021 (3)
2020 (1)
Funding
Current Stage
Late StageTotal Funding
$4.17BKey Investors
Eclipse VenturesUS Department of EnergyT. Rowe Price
2025-10-23Series E· $350M
2023-08-29Series D· $1B
2023-02-09Debt Financing· $2B
Leadership Team
JB Straubel
founder, CEO
Colin Campbell
Chief Technology Officer
Recent News
2025-12-18
Crunchbase News
2025-12-17
Company data provided by crunchbase