Staff Electrical Engineer at ESS
Wilsonville, OR, US

At ESS (NYSE: GWH), our mission is to accelerate global decarbonization by providing safe, sustainable, long-duration energy storage that powers people, communities, and businesses with clean, renewable energy anytime and anywhere it’s needed. As more renewable energy is added to the grid, long- duration energy storage is essential to providing the reliability and resiliency we need when the sun is not shining and the wind is not blowing. 

Our technology uses earth-abundant iron, salt, and water to deliver environmentally safe solutions capable of providing up to 12 hours of flexible energy capacity for commercial and utility-scale energy storage applications. Established in 2011, ESS Inc. enables project developers, independent power producers, utilities, and other large energy users to deploy reliable, sustainable long-duration energy storage solutions. For more information visit 

ESS is hiring an experienced Staff Electrical Engineer to support the development of advanced energy storage products.

What you’ll do at ESS.

  • Lead the design, modeling, specification, and testing of low to medium voltage industrial electrical power systems and equipment
  • Support the development of energy storage products by providing expert knowledge of AC power, 3-phase power, power conversion, DC circuits, motors, power technology, and industrial control systems
  • Apply standard engineering knowledge, techniques, and formulae to create and interpret designs, calculations, drawings, sketches, documents of complex iron redux flow battery systems
  • Perform technical review of designs and documents
  • Develop and perform system tests and determine adjustments to newly installed or modified equipment and controls
  • Lead large complex projects, including tracking and budgeting. 
  • Manage a small team of Engineers to drive/complete cross functional NPI projects
  • Support optimization of products enable manufacturability/scalability

What you bring to the table.

Minimum Requirement:

  • Bachelor’s degree or higher in Electrical Engineering
  • 7+ years of experience in new product introduction and/or technology commercialization
  • 7+ years of experience leading or contributing to technical projects
  • Deep knowledge in embedded system design including schematic development, component selection, circuit design and testing
  • Understanding of grid-tied and microgrid power engineering theory and practice
  • Working knowledge of international codes and standards related to power system design
  • Proficient in electrical design CAD packages
  • Experience with inverters, transformers, electrical panels, and other power distribution equipment
  • Experience taking large scale projects through the NRTL field certification process
  • Experience with battery or fuel cell systems
  • Expertise in statistical analysis
  • Ability to use oscilloscopes, DVMs, signal generators, spectrum analyzers, etc.
  • Ability to develop and apply advanced technologies, engineering principles, theories, and concepts.
  • Understanding of project schedule and budget development and maintenance
  • Experience in new-product introduction and scale to manufacturing

We’d love to see:

  • Experience with industrial scale power systems
  • Experience within the energy storage, generation, or distribution markets 

Benefits of working at ESS.

In addition to the value of working with and helping grow a global reaching clean technology, ESS offers Company assisted medical, dental and vision, 401k with Company match, Employee Stock Purchase Plan (ESPP), generous PTO plan, 8 paid holidays, and approved PPE reimbursement.

As an equal opportunity employer, we are open to considering every qualified candidate who is eligible and legally authorized to work in the United States on a full or part-time basis, without a need for sponsorship.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.