Redwood Materials · 1 month ago
Functional Safety Engineer, Energy Storage
San Francisco, California, United States
Full-time
Onsite
Mid, Senior Level
$153K/yr - $248K/yrRedwood Materials is pioneering a sustainable circular economy for lithium-ion batteries by transforming recycled materials into critical inputs for energy storage and next-generation battery technologies. We are seeking a motivated and experienced Functional Safety Engineer to join our team and play a key role in ensuring compliance with functional safety standards and advancing the safe deployment of new energy storage system (ESS) technologies.
Advanced MaterialsBatteryElectric VehicleRenewable EnergySustainability
Responsibilities
Lead compliance activities for ESS functional safety with a focus on UL 1998 (Software in Programmable Components), UL 991 (Tests for Safety-Related Controls Employing Solid-State Devices), and UL 5500 (Remote Software Updates). Support certification efforts and align product development with functional safety requirements
Apply safety principles and methodologies to ESS hardware and software. Facilitate and lead the development of FMEA’s, hazard analyses, safety cases, and test strategies. Represent Redwood in standards development activities to help shape emerging requirements for ESS functional safety
Work with certification bodies (NRTLs) to establish and manage compliance programs for new technologies, ensuring timely approvals to support product introduction milestones. Partner closely with engineering and product teams to integrate safety requirements into development cycles
Translate complex safety standards into actionable requirements for cross-functional teams. Provide technical guidance on functional safety practices and address feedback to align product designs with compliance needs
Develop, document, and execute hazard mitigation and validation strategies. Support testing and verification activities to ensure system safety performance. Coordinate with internal and external stakeholders to resolve compliance and safety issues proactively
Collaborate with engineering, manufacturing, and product design teams to streamline compliance and safety processes for ESS. Maintain strong relationships with certification bodies and industry partners to stay ahead of evolving safety requirements
Qualification
Required
Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Systems Engineering, or related field
Strong background in UL 1998, UL 991, and UL 5500
Experience working with Energy Storage Systems, power electronics, or safety-critical systems
Demonstrated ability to apply functional safety methodologies (e.g., hazard analysis, safety cases, V&V planning)
Experience managing compliance or certification processes with third-party testing/certification bodies
Strong organizational skills, with high attention to detail
Excellent communication skills, with the ability to explain complex technical requirements to diverse stakeholders
Passion for sustainability and advancing safe, innovative energy storage technologies
Preferred
Familiarity with international functional safety standards such as IEC 61508, ISO 26262, or ISO 13849
Company
Redwood Materials
Redwood Materials is a battery recycling startup that makes electric vehicles and sustainable materials for circular supply chains.
Founded in 2017
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