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Principal Electrical Engineer

Twelve

On-site
Moses Lake, WA
Full-time
Principal
Senior
20+ yrs
$204k–$255kPosted 1mo ago

Real job — pulled straight from Twelve’s careers page · Verified July 17, 2026 · No reposts.

Job description

Twelve is hiring a Principal Electrical Engineer — a full-time, based in Moses Lake, WA role ($204k–$255k). Apply directly on Twelve's careers page below.

Sr. Principal Electrical Engineer

Department: Plant Development

Location: Moses Lake, WA

Compensation: $204K – $255K

Employment Type: FullTime

Twelve is pioneering a new industrial era with carbon transformation. We use electrochemistry to turn CO2 into critical products—fuels, chemicals, and materials—that today rely on fossil fuels. Our mission: to fundamentally change how the world makes its essential goods by transforming CO2 from a liability into a resource, building resilient, fossil-free supply chains, and advancing next-generation industry.

We are seeking a Sr. Principal Electrical Design Engineer to join our Plant Design team. The Plant Design team supports greenfield capital project execution in a technical capacity.

As part of the Plant Design team, you will support projects building process plants using both electrolyzers and other balance of plant equipment to process and convert CO2 into a myriad of value-added products. You will lead the electrical Plant design from inception to steady operations, partner closely with external parties to execute detailed design and construction, and productization teams to continually improve electrical designs.

What You Will Do

  • Develop electrical engineering FEL 1-2-3 deliverables and represent Twelve as an owner’s engineer throughout a project lifecycle.

  • Work with other electrical engineers on balance of plant electrical designs for process plant and electrolyzer systems.

  • Interface with adjacent internal disciplines and project functions such as process, controls, instrumentation, mechanical, procurement, and project management.

  • Interface with external EPCs, suppliers and manufacturers, construction contractors, OEMs, distributors, consultants, and other subject matter experts.

  • Ensure plants are designed and built to appropriate standards, with appropriate consideration given to reliability, maintainability, constructability, operability, and safety.

  • Collaborate with business development to continually integrate improvements to Twelve’s core technology.

  • Review and approve electrical drawings, equipment data sheets and requisition packages, Engineering and Construction Work Packages, Material Take-Offs/ Estimates, FAT/ SAT plans, commissioning plans, and startup activities, etc.

  • Manage or guide 3rd party electrical engineering interfaces.

  • Execute or guide electrical studies.

  • Provide technical support to on-site construction teams and assist with plant commissioning and start-up activities.

  • Support operational issues as needed.

Who You Are

  • Willing to temporarily relocate to Moses Lake, WA until co-location with the EPC contractor- Location TBD and the eventual deployment to where the commercial Plant is going to be built. This position requires a high level of mobility and flexibility.

  • Bachelor’s degree or higher in Electrical Engineering.

  • 20+ years of experience, preferably in continuous process plants or similar mission-critical environments.

  • Expert in electrical infrastructure design principles for electrical substations and industrial plant power distribution.

  • Experienced in designing, specifying, procuring, installing, and/or supporting operations and maintenance of power distribution electrical equipment, such as: Substations, power converters and rectifiers, distribution/substation transformers, HV/ MV/ LV switchgear, MCCs, motors, protective relaying & metering, UPS’s, EHT, Passive Fire Protection, Arc Flash, generators, VFDs, e-Houses, HV/ MV substations, and modular E-Houses, etc.

  • Expertise with area classification including equipment specification and wiring methods.

  • Senior expertise with electrical studies such as load flow, short circuit, motor starting, protective device settings and coordination, arc flash, and harmonic analysis.

  • Extremely knowledgeable in IEEE, API, and other industry specific electrical engineering technical codes and standards.

  • Previous experience working with or for EPCs and Owner’s Organizations on industrial-scale engineering, construction projects and operating Plants.

  • Hands on experience in vendor packages, medium to large modules including formation of price books, and Suppliers’ Quality Surveillance.

  • Strong design, analytical and financial acumen with experience in driving cost optimization during the preparation of estimates.

  • Strong familiarity in global sourcing strategies related to electrical equipment, and bulk materials, contract structures, cost controls, and commercial risk management.

  • Expertise in Front End Loading, Detailed Engineering and project execution processes and project lifecycles.

  • Expert in petrochemical plant operating philosophies and business drivers.

  • Ability and enthusiasm to work as part of a highly collaborative, dynamic, and diverse team.

Twelve Benefits

  • Medical, dental, and vision coverage

  • Paid sick days and vacation

  • Competitive salary and equity compensation commensurate with experience

  • Diverse and inclusive work environment

At Twelve, it's important each employee is compensated competitively and fairly. In alignment with state legal requirements, Twelve conducts exhaustive research to understand compensation markets. A range for the included position is listed below. Be advised, actual offer details are determined by job category, job location, and candidate skill level.

United States Wage Range: $204,000 - $255,000

Please note that some pay bands may have wide ranges of compensation to accommodate candidate's diverse sets of skill levels.

We believe that the unique contributions of each individual is the driver of our success. To make sure that our products and culture continue to incorporate everyone's perspectives and experience we never discriminate on the basis of race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status.

Want to work with us but don't see a current opening that fits your background? Submit a general application for Future Opportunities or email us at talent@twelve.co for further inquiries.

 —

Twelve is committed to the full inclusion of all qualified applicants, and complies with federal and state disability laws. As part of this commitment, Twelve will ensure that persons with disabilities are provided reasonable accommodations for the hiring process. If reasonable accommodation is needed to participate in the job application or interview process, please contact our Talent team by email at talent@twelve.co.

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Frequently asked questions

What is the salary for Principal Electrical Engineer at Twelve?

The estimated salary range for Principal Electrical Engineer at Twelve is $204,000 - $255,000 USD per year.

What skills are required for Principal Electrical Engineer at Twelve?

The required skills for Principal Electrical Engineer at Twelve include: Electrical Engineering, API, Project Management.

What is the seniority level for Principal Electrical Engineer at Twelve?

Principal Electrical Engineer at Twelve is a Principal / Senior level position.

How do I apply for Principal Electrical Engineer at Twelve?

You can view the full description and apply for Principal Electrical Engineer at Twelve on EchoJobs: https://echojobs.io/job/twelve-sr-principal-electrical-engineer-7pipb.