Sr. Principal Electrical Engineer | Relocation to Moses Lake, WA

About the role

Twelve is a next‑generation industrial company advancing how everyday products are made from the molecule up. Through its AirPlant™ Power‑to‑X hydrocarbon platform, Twelve converts CO₂, water, and electricity into essential fuels and chemicals. The Sr. Principal Electrical Design Engineer will join the Plant Design team, supporting greenfield capital projects that build process plants using electrolyzers and balance‑of‑plant equipment to convert CO₂ into value‑added products. This is an onsite role in Moses Lake, WA with periodic travel to Twelve HQ in Berkeley, CA. Relocation support is provided, and the position may later co‑locate with an EPC contractor in Calgary and subsequently relocate to Texas or North Dakota.

Responsibilities

• Develop electrical engineering FEL 1‑3 deliverables and act as Twelve’s owner’s engineer throughout the project lifecycle.
• Collaborate with other electrical engineers on balance‑of‑plant designs for process plants and electrolyzer systems.
• Interface with internal disciplines (process, controls, instrumentation, mechanical, procurement, project management) and external EPCs, suppliers, contractors, OEMs, distributors, and consultants.
• Ensure designs meet standards for reliability, maintainability, constructability, operability, and safety.
• Partner with business development to integrate improvements to Twelve’s core technology.
• Review and approve electrical drawings, equipment data sheets, requisition packages, work packages, material take‑offs/estimates, FAT/SAT plans, commissioning plans, and startup activities.
• Manage or guide third‑party electrical engineering interfaces and execute or guide electrical studies.
• Provide technical support to on‑site construction teams and assist with plant commissioning and start‑up.
• Support operational issues as needed.

Qualifications

• Willingness to temporarily relocate to Moses Lake, WA and later co‑locate with the EPC contractor; high mobility and flexibility required.
• Bachelor’s degree or higher in Electrical Engineering.
• 20+ years of experience, preferably in continuous process plants or similar mission‑critical environments.
• Previous experience working with or for EPCs and owner’s organizations on industrial‑scale engineering, construction projects, and operating plants.

Skills

• Expertise in electrical infrastructure design for substations and industrial plant power distribution.
• Design, specification, procurement, installation, and O&M support for equipment such as substations, power converters, transformers, HV/MV/LV switchgear, MCCs, motors, protective relaying, UPS, generators, VFDs, e‑Houses, and modular E‑Houses.
• Area classification knowledge, including equipment specification and wiring methods.
• Advanced electrical studies: load flow, short‑circuit, motor starting, protective device settings, arc‑flash, harmonic analysis.
• Deep familiarity with IEEE, API, and other industry‑specific electrical codes and standards.
• Hands‑on experience with vendor packages, medium‑to‑large modules, price book formation, and supplier quality surveillance.
• Strong design, analytical, and financial acumen for cost optimization during estimate preparation.
• Global sourcing strategies for electrical equipment and bulk materials, contract structures, cost controls, and commercial risk management.
• Expertise in Front End Loading, detailed engineering, project execution processes, and project lifecycles.
• Understanding of petrochemical plant operating philosophies and business drivers.
• Ability to work collaboratively in a dynamic, diverse team environment.

Benefits

• Medical, dental, and vision coverage.
• Paid sick days and vacation.
• Competitive salary and equity compensation.
• Diverse and inclusive work environment.

Pay

United States wage range: $204,000 – $255,000 (actual offer determined by job category, location, and candidate skill level).