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Staff Electrical Engineer (EWIS) - Power Systems



Other Engineering
San Leandro, CA, USA
Posted on Saturday, March 4, 2023

The EWIS engineer will drive the electrical Wiring Interconnect System(EWIS). Ideal candidates are electrical engineers with aviation experience and are comfortable in a fast-paced, collaborative, and dynamic startup environment. You will be working on high impact battery system solutions with a wide range of projects. The role will include EWIS development, system/subsystem safety architecture and analysis, optimization cost and weight.

Join us in building the future of energy.

About Cuberg

Cuberg is commercializing next-generation battery technology to power the future of electric mobility. The company was acquired in 2021 by Northvolt, a global supplier of sustainable, high-quality battery cells and systems. As Northvolt's Advanced Technology Center operating in Silicon Valley, Cuberg is developing and commercializing lithium metal batteries, building an innovation ecosystem around lithium-ion technology, and leveraging Northvolt's state-of-the-art manufacturing capabilities to rapidly scale up production of advanced batteries.


  • Providing technical guidance across electrical wiring design and the integration of electrical systems
  • Lead in the decision making for connectors, wire types, gauges and insulation to meet program performance and safety requirements.
  • Developing and Reviewing ICDs, Harness Architecture diagrams, Wiring Diagrams / Schematics, Harness Definition / Assembly drawings, and Harness Routing / Installation drawings.
  • Plan and perform characterization, acceptance and qualification tests
  • Review designs, develop solutions, and ensure compliance with the airworthiness standards
  • Collaborate with cross-functional engineers to design wire harnesses. Including packaging routing,safety, weight, and manufacturing
  • 6+ years of relevant aviation or aerospace industry EWIS experience
  • Strong understanding of propulsion systems, powertrain systems, battery systems development processes, component design and qualification and industry certification process
  • In depth knowledge of SAE AS50881, AC 43.13-1B, and other EWIS related standards, including the reasoning and intent behind each standard and associated verification methods
  • Experience with generating, reviewing, and maintaining wiring diagrams, electrical schematics, and engineering specifications
  • EWIS experience while adhering to FAA Part 23/25/27 Regulations (including AC25.1701 & AC43.13-1B) and industry standards (AS50881 & DO-160), or equivalent for other safety critical systems / industries (aerospace, nuclear, automotive, etc).
  • Experience with Aircraft EWIS Integration (iron bird and flight test aircraft), including: installation/routing, troubleshooting, signal integrity, fault isolation and repair techniques.
  • Experience with EMI/EMC design, protection requirements and validations
  • Experience supporting the manufacturing process, including installation processes, tooling and non-conformance dispositions.
  • Strong communication and collaboration abilities

Preferred Experience

  • Basic knowledge of SAE ARP4761 and ARP4754
  • Knowledge of High Voltage DC Power Safety Standards.
  • Experience with Functional safety, DO-254, DO-330, DO-331

The target US compensation range for this full-time position is $127,000-$192,000 + equity + benefits. Compensation ranges are determined by level, role and location. The range displayed on each job posting reflects the target for new hire cash compensation, individual pay is determined by additional factors including relevant job-related skills, experience and additional factors. Your recruiter will be happy to share more about about the salary range during your hiring process.

  • Generous stock options
  • Group health benefits that provide strong support for employee well-being and preventative care, including comprehensive medical, dental, vision, and flexible savings account plans
  • A retirement program that helps build future financial security through both traditional and Roth 401(k) options with employer matching
  • Generous paid time off plans to renew and refresh through vacation, personal leave, holidays, and parental leave