Staff Functional Safety Engineer, ESS Compliance
Redwood MaterialsSan Francisco, California
Full Time
Posted December 6, 2025
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Job Description
A Functional Safety Engineer at Redwood Materials is responsible for ensuring compliance with safety standards for energy storage systems, supporting certification processes, and integrating safety principles into hardware and software development to promote safe and sustainable battery technologies.
Key Responsibilities
- Lead compliance activities for ESS functional safety standards (UL 1998, UL 991, UL 5500).
- Support certification efforts and align product development with safety requirements.
- Develop safety principles, hazard analyses, safety cases, and test strategies for hardware and software.
- Represent Redwood in standards development activities for ESS safety requirements.
- Manage compliance programs with certification bodies to ensure timely approvals.
- Translate safety standards into actionable requirements for cross-functional teams.
- Provide technical guidance on functional safety practices and address feedback for compliance.
- Develop and execute hazard mitigation and validation strategies.
- Collaborate with engineering and manufacturing teams to streamline safety processes.
- Maintain relationships with certification bodies and industry partners to stay updated on safety standards.
Requirements
- 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 standards.
- Familiarity with international functional safety standards such as IEC 61508, ISO 26262, or ISO 13849 (preferred).
- Experience working with Energy Storage Systems, power electronics, or safety-critical systems.
- Demonstrated ability to apply functional safety methodologies such as hazard analysis, safety cases, and V&V planning.
- Experience managing compliance or certification processes with third-party testing certification bodies.
- Ability to 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.
- 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.
- Support certification efforts and align product development with functional safety requirements.
- Represent Redwood in standards development activities to help shape emerging requirements for ESS functional safety.
- Partner closely with engineering and product teams to integrate safety requirements into development cycles.
- Work environment includes office, lab, and manufacturing settings, with ability to work in challenging conditions including exposure to noise, dust, chemicals, and temperature extremes while protected by PPE.
- Ability to perform essential job functions safely and successfully in accordance with ADA, FMLA, and other federal, state, and local standards.
- Ability to maintain regular, punctual attendance consistent with ADA, FMLA, and other standards.
- Physical ability to perform tasks such as climbing, standing, stooping, or typing.
- Willingness to work occasionally on weekends, nights, or on-call responsibilities.
- Willingness to travel occasionally.
- This is a full-time position.
Benefits & Perks
Compensation will be commensurate with experience
Work environment includes office, lab, and manufacturing settings
Ability to work in challenging conditions with PPE
Occasional work on weekends, nights, or on-call responsibilities
Occasional travel may be required
Full-time position
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