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Form Energy

Iron-air multi-day energy storage systems

Senior Mechanical Engineer - High-Voltage Design

Design EngineeringConfirmed live in the last 24 hours
Full-timeBerkeley, CA, USAIn-person

About the Job

Requirements

  • A bachelor's degree with 6+ years, or a master's degree with 4+ years, of relevant experience developing medium- to high-volume products in Mechanical or Mechatronics Engineering or a related field.
  • Proven experience with electromechanical design of power distribution systems, electrical circuits, and protection devices, including modeling resistive losses, sizing and optimizing busbar geometries, and designing for high-voltage creepage and clearance under standards such as IEC and UL.
  • Expertise in thermal, computational fluid dynamics, structural, and one-dimensional engineering analysis, cost modeling, optimization, and evaluating system-level trade-offs to inform architecture studies and design decisions.
  • Strong mechanical and electrical engineering fundamentals, geometric dimensioning and tolerancing, and first-principles hand calculations.
  • Experience using computer-aided design tools such as SolidWorks or NX.
  • Direct experience with medium- to high-volume manufacturing, fabrication, and prototyping techniques; tolerance stack-up analysis; tight-tolerance component design; and design for manufacturing and design for assembly principles.
  • Ability to run current density analysis to optimize busbar geometry and sizing to meet system performance and mass requirements.

Responsibilities

  • Provide technical leadership and mentorship within a multidisciplinary engineering team, fostering team members' growth and problem-solving skills.
  • Own the high-voltage design of battery products, including high-voltage distribution using busbars and cables, isolation, grounding, harnessing, connectors, overmolded bussing, plastic and metal enclosures for printed circuit board assemblies and electrical assemblies, and safety and interlocks such as contactors and fuses.
  • Design and optimize high-voltage joints, including bolted and welded joints, for reliability and performance.
  • Address electronics-packaging challenges, including electrical isolation, sealing, thermal regulation, interconnection, and shock and vibration mitigation.
  • Lead root-cause analyses and cross-functional interface design.
  • Perform mechanical design analysis, including thermal and structural analysis, design for assembly, and design for test.
  • Own designs from conception through iterations to mass production.
  • Create drawing packages and manufacturing instructions for parts and assemblies.
  • Design and develop electromechanical and electrical systems to support test-stand safety, improvements, and simplification.

Desired Qualifications

  • Familiarity with the National Electrical Code and experience with battery and power-conversion standards UL 9540 and UL 1741.
  • Strong leadership, mentoring, communication, collaboration, and stakeholder-engagement skills, with the ability to work effectively across multidisciplinary teams.

About the Company

Form Energy

Iron-air multi-day energy storage systems

Form Energy develops and sells energy storage systems designed for long-duration use in the electric grid. Its main product is an iron-air battery that can store electricity for up to about 100 hours, offering a cost-effective alternative to traditional power plants and enabling a fully renewable grid. The system works by storing energy chemically in iron and air, allowing electricity to be released when needed over multi-day stretches, with a focus on scalable manufacturing and system integration to meet utility and municipal needs. The company differentiates itself by pursuing low-cost, multi-day storage on a large scale, leveraging iron as a plentiful material to deliver affordable, reliable energy storage compared to conventional approaches. Its goal is to support deep decarbonization of the electric system by providing reliable, year-round renewable power through affordable energy storage and deployment alongside grid infrastructure.

Company size
501-1,000
Company stage
Debt Financing
Total funding
$2.6B
Headquarters
Somerville, MA
Founded
2017

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