Civil Engineer

Site Design Engineering Lead Civil EngineerTerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. TerraPower is an Equal Opportunity Employer. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected Veteran status, or any other characteristic protected by federal, state, or local law.The Site Design Engineering Lead Civil Engineer will lead and oversee the onsite mechanical engineering design team for the Natrium Demonstration Project, TerraPower's groundbreaking advanced sodium-cooled fast reactor plant under construction near Kemmerer, Wyoming. This role is critical in ensuring that engineering support aligns with construction, testing, startup, and turnover activities while maintaining compliance with the design and licensing basis, nuclear safety standards, and project requirements.This position is based onsite at the Natrium Demonstration Project in Kemmerer, Wyoming, and reports to the Site Design Engineering Manager.Responsibilities:Lead onsite Civil Engineering team. The team comprises TerraPower employees and subcontracted resources.Oversee execution of all civil/structural design follow and field engineering activities in direct support of construction, testing, system startup, commissioning, and turnover to operations. This includes technical review, approval, and issuance of drawing and design deliverables to ensure they conform to the approved design basis, licensing commitments, and regulatory requirements.Serve as the primary onsite engineering interface for civil/structural issues with key stakeholders, including construction management, field engineering teams, licensing and regulatory affairs, quality assurance, the utility owner/operator, procurement, suppliers, and external regulators (e.g., NRC). Resolve technical and engineering issues arising in the field efficiently and collaboratively.Manage priority conflicts and resource allocation when competing demands emerge across engineering tasks. Partner with other team leads to resolve issues at the working level; escalate unresolved or high-impact conflicts to senior leadership for timely decisions.Support Project Controls organization, Field Engineering, Construction, Home Office, to prioritize work activities to support the construction schedule.Foster employee development by mentoring engineers, identifying and facilitating relevant training opportunities, and assigning challenging, growth-oriented tasks within the Natrium program scope.Support recruitment, onboarding, and indoctrination processes for new engineers joining the onsite mechanical team, ensuring alignment with project standards, nuclear quality programs, and site-specific safety and security protocols.Ensure all work processes, technical outputs, and deliverables within the group's scope adhere to contract requirements, TerraPower project standards, industry standards, and nuclear regulatory expectations for quality, configuration management, and design control.Key Qualifications and Skills:Bachelor's degree (or higher) in Civil Engineering from an accredited institution. Advanced degree or professional engineering registration (PE) preferred.Minimum 10–15 years of progressive engineering experience, with at least 5–7 years in a leadership or supervisory role leading engineering teams.Significant experience in nuclear facility design, construction support, or field engineering, preferably on large-scale nuclear new-build, demonstration, or advanced reactor projects. Familiarity with sodium-cooled fast reactor technology, advanced nuclear systems, or DOE-funded demonstration projects is highly desirable.Proven track record of interfacing with construction, procurement, quality, licensing, and regulatory entities to resolve complex onsite technical issues while maintaining schedule and safety priorities.Strong understanding of nuclear design and licensing basis requirements, configuration management, and quality assurance programs in regulated nuclear environments (e.g., 10 CFR 50, 10 CFR 52, NRC guidance).Excellent leadership, communication, and conflict-resolution skills, with experience mentoring engineers and building high-performing teams in high-stakes environments.Ability to obtain and maintain site access and any required security clearances for work at a nuclear construction site.Familiarization with codes used in nuclear construction. For instance, NQA-1, ASME Section III, VIII, B31.1, B31.3, ACI-349, 318, AISC N690, 360, IEEE 603.Job Functions:Motor Abilities: Sitting for extended periods, bending/stooping, grasping/gripping, fine motor control (hands)Physical exertion and/or requirements: Minimal, with ability to safely lift up to 25 pounds.Repetitive work: ProlongedSpecial Senses: Visual and audio focused workWork Conditions: Stairs, typing/keyboard, standard and/or sitting working environment of >8 hours/dayTravel required 0-10%Salary Range: $165,091 - $247,637 Any salary offered within the posted salary band is based on market data and commensurate with the selected candidate's qualifications and experience. This range is specific to Wyoming State.Job Type: Full-timeBenefits:Competitive CompensationSalary, eligible to participate in discretionary short-term incentive paymentsComprehensive Medical and Wellness Benefits MedicalVisionDentalLife and DisabilityGender Affirmation BenefitsParental Leave401k PlanGenerous Paid Time Off (PTO) 21 days of annually accrued PTOGenerous Holiday Schedule 10 paid holidaysRelocation AssistanceProfessional and Educational Support Opportunities