Hiring: Lead Nuclear Engineer Company: Radiant Location: El Segundo, CA Job Posted Time: 2026-09-12 13:36:36 Employment Type: Full-time / Remote Target Skills & Keywords : C, Python, Workday About the job Experience: •5+ years of relevant nuclear engineering experience across reactor design, analysis, testing, licensing, safety, or operations. •1+ year of experience managing direct reports. Required Skills: •Lead an interdisciplinary team working across reactor physics, core performance, shielding, dose and activation, thermal-hydraulics, safety analysis, I&C, and reactor operations. •Hire, manage, and develop a high-performing team of nuclear engineers through clear expectations, technical guidance, actionable feedback, and regular coaching. •Establish team priorities, project plans, schedules, resource needs, budgets, and clear ownership for nuclear engineering deliverables. •Own nuclear engineering projects from requirements capture and design iteration through model development, analysis, technical review, and final documentation. •Guide analyses of criticality, reactivity control, shutdown margin, power distribution, depletion, temperature feedback, radiation transport, dose, activation, and shielding performance. •Translate analytical results into actionable requirements and design decisions affecting the core, shielding, control systems, instrumentation, fluid systems, structures, and surrounding hardware. •Establish rigorous practices for model verification and validation, peer review, configuration control, uncertainty evaluation, and technical documentation. •Ensure analytical assumptions, limitations, uncertainties, margins, and conclusions are clearly documented and technically defensible. Qualifications: •Willing to support extended hours when needed to meet critical program milestones. •Must work 100% onsite at Radiant’s El Segundo headquarters. Compensation: •$161,288 - $223,650 / year •Flexible work environment (work from home / hybrid options) •Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!