Redwood Materials · 1 month ago
Mechanical Engineering Lead, Energy Storage
San Francisco, CA
Full-time
Onsite
Senior Level, Lead/Staff
$184K/yr - $296K/yr
7+ years expRedwood Materials is localizing a global battery supply chain focused on recovery, reuse, and recycling to drive the energy transition. The Mechanical Engineering Lead will take a hands-on role in the design and development of new products related to energy storage, leading the mechanical design and integration of large-scale renewable energy solutions while collaborating with cross-functional teams.
Advanced MaterialsBatteryElectric VehicleRenewable EnergySustainability
Responsibilities
Lead and execute the mechanical design and development of a large-scale renewable energy solution from concept to deployment, including thermal management, authoring requirements, structural design, packaging/integration of power electronics, and integration with grid infrastructure
Act as the primary mechanical engineering expert, driving innovation and solving technical challenges at a large scale
Perform mechanical analysis (CFD, FEA, thermal, etc.) to validate designs and ensure performance under real-world conditions
Collaborate with electrical and systems engineers to ensure seamless integration of mechanical systems into the overall system architecture
Select materials and components, working closely with suppliers and vendors to ensure cost-effective, high-quality solutions
Manage engineering projects in a hands-on capacity to deliver on project goals and timelines
As the project scales, take a leadership role in recruiting, mentoring, and managing a high-performance mechanical engineering team
Contribute to a collaborative, fast-paced startup culture, where every team member plays a crucial role in achieving company milestones
Qualification
Required
BS or MS in Mechanical Engineering or a related field
7+ years of experience in mechanical engineering, with a strong focus in batteries, renewable energy systems, or similar large-scale projects
Proven track record as a senior mechanical engineer, with hands-on design, prototyping, and testing experience in building products at scale
Proficiency in CAD (e.g., SolidWorks) and analysis tools (CFD, FEA, etc.)
Experience in the development of tools, infrastructure and design practices for a growing team
Self-motivated, with the ability to manage your work in a startup environment, balancing multiple priorities and deadlines
Excellent communication and interpersonal skills, with ability to build relationships with all levels of the organization and present to internal and external executives
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