Senior Civil Engineer - Nuclear Concrete & Seismic Design
Radiant
Radiant is seeking a highly motivated Senior Civil Engineer to design and develop critical concrete and precast structural systems supporting manufacturing and deployment of portable nuclear microreactors. You will tackle challenges in extreme thermal and seismic environments while meeting program constraints. You will perform trade studies, material selection, detailed analysis, assembly, and testing, enabling facilities that support Radiant’s microreactors. #J-18808-Ljbffr Radiant
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$139.5k - $196.88k
...first mass-produced, portable nuclear microreactors. The company’s... ...development leverages modern software engineering to rapidly deliver safe,... ...the RoleRadiant is seeking a Senior Nuclear Thermal-Hydraulics... ...that directly informs core design, cooling systems, and safety...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work- ...based in El Segundo, CA, seeks a Senior Structures Engineer to design and develop critical concrete and precast structures for... ...ensure safety and reliability for nuclear microreactor infrastructure. You... ...coordinating with mechanical, civil, and #J-18808-Ljbffr RadiantSeniorConcrete
- Radiant in El Segundo, CA, is seeking a Senior Mechanical Engineer to design and develop critical structures within Kaleidos. You will solve challenges creating efficient, reliable structures that withstand extreme temperatures and fit tight volumetric constraints. You...Senior
$139.5k - $224.7k
...first mass-produced, portable nuclear microreactors. The company’s... ...development leverages modern software engineering to rapidly deliver safe,... ...is seeking a driven Senior Thermal-Hydraulics Engineer with... ...thermal FEA modeling. You will design, develop and implement simulations...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$158k - $219.45k
...first mass-produced, portable nuclear microreactors. The company’s... ...development leverages modern software engineering to rapidly deliver safe,... ...speed rotating hardware from design into reality. This is a hands... ....Receive mentorship from senior build engineers while gradually...SeniorFull timeSummer workInternshipImmediate startRemote workFlexible hours$133.5k - $184.8k
...only mass-produced, transportable nuclear microreactors. The U.S. grid is... ...is seeking a highly motivated Senior Civil Engineer to design and develop critical concrete and precast structural systems supporting... ...surviving extreme thermal and seismic environments while meeting site...SeniorConcreteFull timeContract workImmediate startRemote workFlexible hoursWeekend work$150k - $180k
...Senior Geotechnical Engineer Job ID: 2026-12124 # of Openings: 1 Location: US-CA-Torrance Additional Locations... ...and abroad, NV5 helps clients plan, design, build, test, certify, and operate... ..., retaining structures, bridges, seismic analyses, and forensic geotechnical engineering...SeniorPermanent employmentFull timeTemporary workWork at officeLocal area- Varda Space Industries, Inc. seeks a Senior Space Build Reliability Engineer to align design and manufacturing for scalable spacecraft hardware production. You will support Quality, Flight Reliability, and Mission Assurance with hands-on testing and root-cause analysis....Senior
- Radiant, an El Segundo, CA-based startup, seeks a Staff Nuclear Engineer to lead nuclear design and analysis of Kaleidos. You will own complex reactor physics workstreams, develop high-fidelity transport models, and drive regulatory documentation. This role requires deep...Senior
- Radiant, based in El Segundo, CA, seeks a Senior Safety Analysis Engineer to lead reactor safety analyses supporting Kaleidos design, testing, and deployment. You will evaluate behavior under normal and accident conditions, quantify uncertainties, and document results...Senior
$130k - $180k
...SR. STRUCTURAL ENGINEER (CIVIL) As a member of the critical infrastructure team, you will help design, build, activate and maintain some of... ...calculations for structural steel and concrete. Develop and issue drawings... ...: Sr. Structural Engineer/Senior: $130,000.00 - $180,000.00/...SeniorConcretePermanent employmentContract workTemporary workFor contractorsFor subcontractorLocal areaRelocationWeekend work- Decisive Point is seeking a Reactor Operations Engineer in El Segundo, CA, to manage and design procedures for groundbreaking nuclear microreactor technology. This role requires collaboration with multidisciplinary teams to ensure safety and compliance in reactor operations...Senior
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...0 - $170,000 / year Department: Quality Location: Redondo Beach Description As a Senior Build Reliability Engineer (Propulsion) at Impulse, you will own the connection between design requirements, manufacturing execution, and flight performance for the propulsion hardware...SeniorPermanent employmentFull timeWork at office- Valar Atomics Inc. seeks a senior nuclear instrumentation and controls expert to lead design, integration, and verification for neutron detectors, signal conditioning... ...radiation monitoring systems. You will mentor engineers and ensure compliance with nuclear standards...Senior
- Valar Atomics Inc. is seeking a Senior Fire Protection Engineer to join our Engineering team. You will design, analyze, and implement fire protection systems for reactor facilities and offices, collaborating with cross-functional teams to move concepts to production. Ideal...Senior
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...of enabling human life on Mars.SR. CONSTRUCTION ENGINEER As a member of the HQ construction team, you will design, build, and activate some of the world’s most technically... ...needsBASIC QUALIFICATIONS:Bachelor’s degree in civil engineering, mechanical engineering, structural...SeniorPermanent employmentTemporary workFor contractorsWeekend work- ...Under general supervision, performs complex technical engineering work in the design and completion of construction, engineering, drainage/flood control... ...class are distinguished from the lower level Associate Civil Engineer by the performance of the full range of duties as...SeniorPermanent employmentWork at officeLocal area
- ...Atomics is seeking a Lead Electrical Engineer to build and lead the electrical engineering team, owning design across LV, MV, and HV systems for a first-of-its-kind nuclear plant. You will manage the team... ...programs. You will be the senior technical voice, responsible...Senior
- Verustruct is seeking a Senior Mechanical Design Engineer to lead detailed mechanical design and CAD integration for its robotic construction platform. You will own complex assemblies in Siemens NX and Teamcenter, managing parts, drawings, and the evolving 10,000+ component...Senior
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Pow.bio is seeking a Senior Structures Engineer at their El Segundo HQ to design critical structures, ensuring reliability and efficiency. The role involves extensive structural analysis, trade studies, and risk assessment. Candidates should have a bachelor’s degree in...SeniorFlexible hours- ...Segundo, CA-based startup, seeks a Principal or Staff Electrical Engineer to define and lead the electrical architecture for Kaleidos,... ...microreactor. You will own full-stack PCB development, mixed-signal design, and high-speed interfaces to support real-time processing and...
$165.75k - $224.25k
...Structural & Payload Design Engineer (Senior or Principal) Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking a Senior... ...Science degree in Engineering (with a focus on Mechanical, Civil, Aerospace Aeronautical or Material Sciences) ~10+ years of...SeniorPermanent employmentInterim roleRelocationVisa sponsorshipWork visaFlexible hoursShift work- ...Ardurra is seeking a Senior Construction Inspector... ...and growing national engineering and management firm that... ...ranked in the top 100 design firms by ENR (#84 in 2... ...or equivalent. Civil Engineering related coursework... ...control, Asphalt Concrete (AC) & Concrete roadways...SeniorConcreteHourly payFull timeContract workPart timeFor contractorsFor subcontractorWork from homeFlexible hours
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A leading aerospace manufacturer is seeking a Sr. Structural Engineer to design, build, and activate critical manufacturing facilities in Hawthorne... ...standards. Applicants must hold a Bachelor's degree in civil or structural engineering, possess a PE license, and have over...SeniorRelocation- Summer 2027 Civil/Structural Engineering Internship Flexible - Any SpaceX Site SpaceX was founded under... ...engineering team to help design, build, activate, and maintain some of... ...Construction (AISC) steel manual, American Concrete Institute (ACI) code 318, American Society...ConcretePermanent employmentFull timeSummer workInternshipWorldwideRelocationFlexible hours
- Pow.bio is seeking a Senior Mechanical Engineer in El Segundo to design and develop innovative structures for commercial reactor technology. The role involves critical responsibilities including conducting thermomechanical analysis, managing designs, and owning structural...SeniorTemporary work
- Radiant in El Segundo, CA seeks a Senior Manufacturing Engineer to scale Kaleidos production from development to repeatable manufacture. You will... ...components, drive DF(M) and DFA improvements, and partner with design, quality, and supply chain to ensure safe, reliable builds...Senior
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- Radiant, based in El Segundo, CA, seeks a Senior Test Engineer to lead mission-critical test operations for the Kaleidos reactor development.... ...roles of Test Conductor and Test Director, partnering with design engineers to craft robust test methods and ensure safe, reliable...Senior
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