{"schemaVersion":"jobsearcher.job.v1","id":"fcf83a0a249ad5fa686569dd","url":"https://jobsearcher.com/jobs/fcf83a0a249ad5fa686569dd","canonicalUrl":"https://jobsearcher.com/jobs/fcf83a0a249ad5fa686569dd","title":"Lead Electrical Motor Design Engineer","description":"Location\nEl Segundo HQ\n\nEmployment Type\nFull time\n\nLocation Type\nOn-site\n\nDepartment\nEngineering Mechanical Engineering\n\nRadiant is seeking a Lead Electrical Motor Design Engineer to own the architecture, technical direction, and execution of high-speed alternators and primary loop motors for our nuclear-driven power generation systems. This role leads the electric machine design function responsible for our 1MW high-speed rotating machinery central to commercializing Earth’s first mass-produced nuclear reactors.\n\nYou will set the technical vision for motor design while guiding structural, thermal, and system integration efforts. As a player‑coach, you will both contribute directly to design work and mentor a team of engineers to deliver safe, reliable, and production‑ready generator systems.\n\nThis is a hands‑on technical leadership role with significant cross‑functional influence.\n\nResponsibilities\nTechnical Ownership & Architecture\n\nOwn system‑level architecture and technical roadmap for 1MW, 30krpm alternators and primary loop motors\n\nLead electromagnetic design of permanent magnet machines for closed‑loop Brayton cycle power systems\n\nDefine and flow down generator requirements from system‑level constraints\n\nEstablish best practices for modeling, simulation, validation, and documentation\n\nMake key technical decisions on topology selection, magnetics, insulation systems, cooling strategies, and manufacturability\n\nEnsure designs meet performance, reliability, safety, and regulatory requirements\n\nTeam Leadership\n\nLead and mentor a team of motor design engineers\n\nConduct design reviews and provide guidance on electromagnetic, structural, and thermal analysis\n\nDrive technical prioritization, risk management, and execution planning\n\nBuild engineering rigor, documentation standards, and repeatable development processes\n\nCross‑Functional Integration\n\nPartner closely with turbomachinery, power electronics, thermal, packaging, and software teams\n\nOptimize electromechanical interfaces between generator, inverter, and control systems\n\nCollaborate with manufacturing to transition from prototype to scalable production\n\nOwn technical engagement with external vendors and suppliers\n\nPrototyping, Testing & Validation\n\nOversee development and qualification testing of electric machines\n\nGuide bench, dynamic, and system‑level testing campaigns\n\nLead root cause analysis and rapid design iteration cycles\n\nMaintain hands‑on involvement in assembly, integration, and troubleshooting as needed\n\nRequired Qualifications\n\nB.S. in Electrical Engineering or Mechanical Engineering with specialization in electric machines or rotating machinery\n\n5+ years of experience designing high‑voltage, high‑power electric motors and/or generators\n\nDemonstrated expertise in permanent magnet motor design for +1kV, +1MW applications operating at up to 40,000 rpm\n\nStrong proficiency with electromagnetic analysis tools (Ansys Motor‑CAD, Maxwell, or equivalent)\n\nExperience with structural and thermal analysis of high‑speed rotating machinery\n\nDeep understanding of motor‑inverter interactions and power electronics integration\n\nExperience leading complex electromechanical development efforts\n\nHands‑on experience with assembly, integration, and testing of electric machines\n\nPreferred Qualifications\n\n10+ years of generator design experience\n\nM.S. or Ph.D. in Electrical or Mechanical Engineering\n\nKnowledge of motor control systems including SVM\n\nExperience scaling hardware from prototype to production\n\nPrior experience leading small, high‑performance engineering teams\n\nExperience defining engineering standards and technical processes\n\nLeadership Competencies\n\nStrong system‑level thinking and architectural judgment\n\nAbility to balance technical depth with execution speed\n\nClear communicator capable of aligning cross‑functional teams\n\nHigh ownership mindset and mission‑driven motivation\n\n\"One team\" mentality across engineering disciplines\n\nAdditional Requirements\n\nMust be willing to work extended hours and weekends as necessary to accomplish our mission\n\nMust work 100% onsite at El Segundo HQ\n\nBenefits and Perks\n\nStock: Substantial incentive stock plan for all full‑time employees.\n\nMedical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.\n\nOne Medical: Sponsored memberships for employees and their dependents.\n\nVision: 100% top tier plan coverage + 50% for dependents.\n\nDental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.\n\nVoluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.\n\n8‑weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.\n\nDaily catered lunch. Free snacks and drinks.\n\nFlexible PTO policy. Remote workday allocation.\n\nCompany and team‑bonding events, happy hours and in‑person camaraderie.\n\nBeautiful El Segundo headquarters close to the Pacific Ocean.\n\nTotal Compensation and Benefits\nRadiant compensates people for impact and invests in those who continue to raise the bar. Radiant’s new hire compensation package includes base salary, substantial equity grants, and comprehensive health benefits. Total compensation and level are determined through a rigorous evaluation of interview performance, experience, education, and qualifications, and are designed to support continued growth as scope, responsibility, and impact expand at Radiant.\n\nWe are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.\n\nThis position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.\n\n#J-18808-Ljbffr","company":"Decisive Point","rawCompany":"decisive point","city":"El Segundo","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-06-20T04:39:04.083Z","occupations":[{"code":"11-9041.00","title":"Architectural and Engineering Managers","slug":"architectural-and-engineering-managers"},{"code":"17-2071.00","title":"Electrical Engineers","slug":"electrical-engineers"},{"code":"17-2141.00","title":"Mechanical Engineers","slug":"mechanical-engineers"}],"industries":[{"code":"335312","title":"Motor and Generator Manufacturing","slug":"motor-and-generator-manufacturing"},{"code":"333618","title":"Other Engine Equipment Manufacturing","slug":"other-engine-equipment-manufacturing"},{"code":"221118","title":"Other Electric Power Generation","slug":"other-electric-power-generation"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Lead Electrical Motor Design Engineer","description":"Location\nEl Segundo HQ\n\nEmployment Type\nFull time\n\nLocation Type\nOn-site\n\nDepartment\nEngineering Mechanical Engineering\n\nRadiant is seeking a Lead Electrical Motor Design Engineer to own the architecture, technical direction, and execution of high-speed alternators and primary loop motors for our nuclear-driven power generation systems. This role leads the electric machine design function responsible for our 1MW high-speed rotating machinery central to commercializing Earth’s first mass-produced nuclear reactors.\n\nYou will set the technical vision for motor design while guiding structural, thermal, and system integration efforts. As a player‑coach, you will both contribute directly to design work and mentor a team of engineers to deliver safe, reliable, and production‑ready generator systems.\n\nThis is a hands‑on technical leadership role with significant cross‑functional influence.\n\nResponsibilities\nTechnical Ownership & Architecture\n\nOwn system‑level architecture and technical roadmap for 1MW, 30krpm alternators and primary loop motors\n\nLead electromagnetic design of permanent magnet machines for closed‑loop Brayton cycle power systems\n\nDefine and flow down generator requirements from system‑level constraints\n\nEstablish best practices for modeling, simulation, validation, and documentation\n\nMake key technical decisions on topology selection, magnetics, insulation systems, cooling strategies, and manufacturability\n\nEnsure designs meet performance, reliability, safety, and regulatory requirements\n\nTeam Leadership\n\nLead and mentor a team of motor design engineers\n\nConduct design reviews and provide guidance on electromagnetic, structural, and thermal analysis\n\nDrive technical prioritization, risk management, and execution planning\n\nBuild engineering rigor, documentation standards, and repeatable development processes\n\nCross‑Functional Integration\n\nPartner closely with turbomachinery, power electronics, thermal, packaging, and software teams\n\nOptimize electromechanical interfaces between generator, inverter, and control systems\n\nCollaborate with manufacturing to transition from prototype to scalable production\n\nOwn technical engagement with external vendors and suppliers\n\nPrototyping, Testing & Validation\n\nOversee development and qualification testing of electric machines\n\nGuide bench, dynamic, and system‑level testing campaigns\n\nLead root cause analysis and rapid design iteration cycles\n\nMaintain hands‑on involvement in assembly, integration, and troubleshooting as needed\n\nRequired Qualifications\n\nB.S. in Electrical Engineering or Mechanical Engineering with specialization in electric machines or rotating machinery\n\n5+ years of experience designing high‑voltage, high‑power electric motors and/or generators\n\nDemonstrated expertise in permanent magnet motor design for +1kV, +1MW applications operating at up to 40,000 rpm\n\nStrong proficiency with electromagnetic analysis tools (Ansys Motor‑CAD, Maxwell, or equivalent)\n\nExperience with structural and thermal analysis of high‑speed rotating machinery\n\nDeep understanding of motor‑inverter interactions and power electronics integration\n\nExperience leading complex electromechanical development efforts\n\nHands‑on experience with assembly, integration, and testing of electric machines\n\nPreferred Qualifications\n\n10+ years of generator design experience\n\nM.S. or Ph.D. in Electrical or Mechanical Engineering\n\nKnowledge of motor control systems including SVM\n\nExperience scaling hardware from prototype to production\n\nPrior experience leading small, high‑performance engineering teams\n\nExperience defining engineering standards and technical processes\n\nLeadership Competencies\n\nStrong system‑level thinking and architectural judgment\n\nAbility to balance technical depth with execution speed\n\nClear communicator capable of aligning cross‑functional teams\n\nHigh ownership mindset and mission‑driven motivation\n\n\"One team\" mentality across engineering disciplines\n\nAdditional Requirements\n\nMust be willing to work extended hours and weekends as necessary to accomplish our mission\n\nMust work 100% onsite at El Segundo HQ\n\nBenefits and Perks\n\nStock: Substantial incentive stock plan for all full‑time employees.\n\nMedical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.\n\nOne Medical: Sponsored memberships for employees and their dependents.\n\nVision: 100% top tier plan coverage + 50% for dependents.\n\nDental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.\n\nVoluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.\n\n8‑weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.\n\nDaily catered lunch. Free snacks and drinks.\n\nFlexible PTO policy. Remote workday allocation.\n\nCompany and team‑bonding events, happy hours and in‑person camaraderie.\n\nBeautiful El Segundo headquarters close to the Pacific Ocean.\n\nTotal Compensation and Benefits\nRadiant compensates people for impact and invests in those who continue to raise the bar. Radiant’s new hire compensation package includes base salary, substantial equity grants, and comprehensive health benefits. Total compensation and level are determined through a rigorous evaluation of interview performance, experience, education, and qualifications, and are designed to support continued growth as scope, responsibility, and impact expand at Radiant.\n\nWe are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.\n\nThis position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.\n\n#J-18808-Ljbffr","datePosted":"2026-06-20T04:39:04.083Z","dateModified":"2026-06-20T04:39:04.083Z","hiringOrganization":{"@type":"Organization","name":"Decisive Point","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"El Segundo","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"fcf83a0a249ad5fa686569dd"},"url":"https://jobsearcher.com/jobs/fcf83a0a249ad5fa686569dd"}}