Senior Power Systems Engineer
Hawthorne, CA$175k–$200kPosted Jan 8, 2026
Senior Electrical Engineer, Power Systems LocationHawthorne, CAEmployment TypeFull timeLocation TypeOn-siteDepartmentEngineeringCompensation$175K – $200K • Early Stage equity is part of our compenstaion planThe stated compensation range reflects only the targeted base salary range for Senior Engineers in the Los Angeles metropolitan area and excludes additional earnings such as equity and benefits. Full-time employees and their dependents are eligible for fully company-covered healthcare options including Platinum Blue of CA medical, Guardian dental, and Guardian vision via VSP. Employees also receive a generous daily stipend for catered lunch, 401k opportunity, equity options, and numerous company-funded social and team-building events. Company Description:Critical Energy is a trailblazing startup in stealth mode, poised to redefine the world of clean energy. Our Mission: To build an abundant, low-cost, 100% clean energy future through groundbreaking geothermal innovation. We’re a team of passionate engineers, designers, and visionaries building cutting-edge solutions to meet the world’s energy needs with 100% clean energy. We are in the early stages of development and building our founding team. This is your chance to get in on the ground floor of something big! If you’re ready to work at a fun, fast-paced, groundbreaking organization that is positioned to revolutionize geothermal energy, apply today!About the roleThe role will involve working closely with grid interconnection engineers, thermodynamics and turbo-machinery experts, hardware design engineers, and build engineering resources. Candidates must be willing to be flexible in their work and help do what it takes to build the startup. We are hiring for candidates with very strong fundamentals and experience applying them in the real world including hands-on experience with hardware they have developed.Responsibilities:Design and size medium voltage electrical systems for ORC geothermal power generation, including synchronous generators, MV circuit breakers, step-down transformers, neutral ground resistors, surge arresters, and associated switchgear at medium voltage.Design and size low voltage auxiliary power systems (480 VAC, 120 VAC, 24 VDC) including motor branch circuits, VFD-driven pump and fan loads, MCC lineups, and control power distribution.Evaluate and select motors, generators, drives, and protection devices considering efficiency, cost, reliability, and lead time, including both surplus/refurbished equipment and new long-lead OEM hardware.Support procurement of surplus medium voltage equipment including MV breakers, transformers, switchgear, PTs, CTs, NGRs, and surge arresters.Perform power system studies using ETAP including load flow, short circuit fault analysis, motor starting, protective device coordination, and arc flash analysis per IEEE 1584.Design generator protection schemes per IEEE C37.102 including specification and configuration of digital protection relays.Size and specify digital voltage regulators (DVR) and excitation systems, and support commissioning of AVR, PF control, OEL, and UEL functions.Design plant auxiliary power budgets and generator operating point analyses, including capability chart verification and reactive power planning for utility interconnection.Collaborate with systems engineering on controls architecture, safety instrumented systems (IEC 61511), and control system integration across plant devices.Ensure all designs comply with applicable standards.Produce and maintain 2D electrical drawings including single line diagrams, schematics, wiring diagrams, and panel layouts using AutoCAD Electrical, EPLAN, or equivalent.Troubleshoot and resolve technical issues across design, procurement, test, and commissioning phases.Required Qualifications:Bachelor's degree in Electrical Engineering or a related field.3–5+ years of experience in power generation, electrical system design, or a related field.Demonstrated experience with...