Manufacturing Engineer

Viridi; Richmond (CA); On-site; USD 85,000 - 120,000; Full time

Job summary

Viridi in Richmond, CA seeks a Manufacturing & Product Development Engineer focused on Energy Storage Systems (ESS) to support the development, optimization, and production of battery modules, packs, and product-level systems. The role sits at the intersection of engineering design and manufacturing operations to ensure safety, reliability, and cost-effective fabrication.

Responsibilities include leading ESS process development, process validation, and engineering change assessments for HV

Qualifications

• 3-7 years of experience in a manufacturing engineer role (in energy storage, battery, EV, or power systems preferred).
• Knowledge of manufacturing processes, fabrication methods, and tool design.
• Familiarity with manufacturing equipment and quality assurance techniques.
• Familiarity with UL, UN38.3, IEC, NFPA, ISO9001/13485.
• Commitment to health and safety standards.
• Strong understanding of HV safety, HV Battery Safety, and LOTO procedures.

Responsibilities

• Manufacturing Process Development (ESS Focus).
• Evaluate and optimize manufacturing processes related to battery cells, modules, packs, BMS electronics, wiring harnesses, and energy storage subassemblies.
• Lead process validation, test procedure development, and engineering change assessments for high-voltage system builds.
• Troubleshoot systemic production issues such as weld quality, insulation faults, thermal uniformity, and electrical performance deviations.
• Develop and implement tooling, fixtures, and automated test equipment (ATE) specific to ESS assembly and validation.
• Implement Poka-Yoke solutions for HV connectors, torque-critical joints, and other manufacturing processes both manual assembly and automated assembly.
• Apply DFM/DFA principles to battery enclosures, busbars, thermal management, and mechanical structures.
• Lead prototype builds, pilot production, and design verification activities (DVT/PVT).
• Author work instructions, HV assembly procedures, QC checks in Work instructions and safety-critical documentation for ESS production in our MES system.
• Create and maintain PFMEA, DFMEA, Hazard Analysis, and Control Plans for ESS hazards.
• Ensure compliance with UL9540, UL1973, UL9540A, UN38.3, NFPA855 and related standards.
• Support audits, customer reviews, and certification activities.
• Develop electrical, functional, and safety test protocols.
• Support Production, Quality, Maintenance, and Supply Chain with real-time troubleshooting.
• Assist with BOM development for battery modules/packs and HV components.
• Train production staff in HV safety and battery handling requirements.

Skills

HV safety

PFMEA/DFMEA

DFM/DFA

Poka-Yoke

BMS knowledge

High-voltage systems

Energy storage

QA techniques

Job description

We are seeking a Manufacturing & Product Development Engineer specializing in Energy Storage Systems (ESS) to support the development, optimization, and production of battery modules, packs, and product-level systems.

This role sits at the intersection of engineering design and manufacturing operations, ensuring that energy storage products are safe, reliable, scalable, and cost-effective to produce.

Job Responsibilities

Manufacturing Process Development (ESS Focus)

• Evaluate and optimize manufacturing processes related to battery cells, modules, packs, BMS electronics, wiring harnesses, and energy storage subassemblies.
• Lead process validation, test procedure development, and engineering change assessments for high-voltage system builds.
• Troubleshoot systemic production issues such as weld quality, insulation faults, thermal uniformity, and electrical performance deviations.
• Develop and implement tooling, fixtures, and automated test equipment (ATE) specific to ESS assembly and validation.
• Implement Poka-Yoke solutions for HV connectors, torque-critical joints, and other manufacturing processes both manual assembly and automated assembly.
• Apply DFM/DFA principles to battery enclosures, busbars, thermal management, and mechanical structures.
• Lead prototype builds, pilot production, and design verification activities (DVT/PVT).
• Author work instructions, HV assembly procedures, QC checks in Work instructions and safety-critical documentation for ESS production in our MES system

Quality, Safety & Compliance

• Create and maintain PFMEA, DFMEA, Hazard Analysis, and Control Plans for ESS hazards.
• Ensure compliance with UL9540, UL1973, UL9540A, UN38.3, NFPA855 and related standards.
• Support audits, customer reviews, and certification activities.
• Develop electrical, functional, and safety test protocols.
• Support Production, Quality, Maintenance, and Supply Chain with real-time troubleshooting.
• Assist with BOM development for battery modules/packs and HV components.
• Train production staff in HV safety and battery handling requirements.

Qualifications

• 3-7 years of experience in a manufacturing engineer role. (in energy storage, battery, EV, or power systems preferred)
• Knowledge of manufacturing processes, fabrication methods, and tool design
• Familiarity with manufacturing equipment and quality assurance techniques
• Familiarity with UL, UN38.3, IEC, NFPA, ISO9001/13485.
• Commitment to health and safety standards
• Strong understanding of HV safety, HV Battery Safety, and LOTO procedures.