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 is seeking a Senior Civil Engineer to design and develop concrete structures supporting manufacturing and deployment... ...in extreme thermal and seismic environments. You will lead development... ...infrastructure for on-site nuclear microreactor #J-18808-Ljbffr...SeniorConcrete
- Radiant is seeking a Senior Structures Engineer to design and develop critical concrete and precast structural systems supporting manufacturing and deployment sites... ...capable of withstanding extreme thermal and seismic environments while meeting program constraints....SeniorConcrete
$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- ...Pow.bio is seeking a Senior Thermal-Hydraulics Engineer in El Segundo, CA to design and implement simulations for the Kaleidos microreactor. This role requires expertise in CFD and thermal FEA modeling and involves collaboration across teams to solve complex engineering...SeniorFull time
$139.5k - $196.88k
...only mass-produced, transportable nuclear microreactors. The U.S. grid is under... ...About the RoleRadiant is seeking a Senior Nuclear Thermal-Hydraulics Engineer to lead thermal-hydraulics and... ...— work that directly informs core design, cooling systems, and safety case development...SeniorFull timeContract workImmediate startRemote workFlexible hoursWeekend work$139.2k - $174k
...in architecture, engineering, and geospatial services. We blend design excellence with cutting... ...is hiring for a Senior Structural... ...steel, reinforced concrete, foundations, equipment... ...with architectural, civil, MEP, process, and... ...data centers, seismic design, or design-...SeniorConcreteRemote workFlexible hours$139.5k - $224.7k
...world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under... ...About the RoleRadiant is seeking a driven Senior Thermal-Hydraulics Engineer with expertise in CFD and thermal FEA modeling. You will design, develop and implement simulations for...SeniorFull 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- ...Design a career and build your future... Because it matters! Senior Dam Safety Engineer - FERC IC McMillen, Inc. is seeking... ...with a strong background in civil, structural, hydrological,... ...earthfill embankment dams, concrete dams, and various other water...SeniorConcreteFor subcontractorRemote workVisa sponsorshipFlexible hoursNight shift
- 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$140k - $170k
...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- ...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
$135k - $190k
...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$135k - $190k
...human life on Mars. SR. CONSTRUCTION PROJECT ENGINEER As a member of the HQ construction team, you will design, build, and activate some of the world’s most... ...BASIC QUALIFICATIONS: ~ Bachelor’s degree in civil engineering, mechanical engineering, structural...SeniorPermanent employmentTemporary workFor contractorsWork at officeWeekend work$75k - $310k
...Design a career and build your future... Because it matters! Senior Applied Hydraulics Engineer McMillen, Inc. is seeking a Senior Applied Hydraulics Engineer... ...Qualifications: ~ Bachelor's degree in Civil or Hydraulic Engineering required ~ Master...SeniorVisa sponsorshipNight shift- ...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
- 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
- ...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
$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- ...the world’s first mass-produced, portable nuclear microreactors. The company’s first... ...nuclear development leverages modern software engineering to rapidly deliver safe, factory-built... ...is now applying what we learned through design, fabrication, assembly, integration, and...SeniorFull timePart timeSummer workImmediate startRemote workFlexible hoursWeekend work
- ...Venturi Astrolab, Inc. is seeking a Staff Robotic Control Systems Engineer in Hawthorne, CA. You will lead design, analysis, and validation of vehicle control systems for lunar rovers and robotic subsystems. The role emphasizes hands-on prototype development, system...Senior
- ...Radiant is seeking a Materials Engineer in El Segundo, CA to lead materials testing, property evaluation, and data-driven design decisions for Kaleidos. You will guide materials selection, procure characterization equipment, and improve manufacturing processes to achieve...
- ...Radiant, an El Segundo, CA-based startup developing portable nuclear microreactors, seeks a highly motivated Thermal Engineer to join our team. You will perform thermal analysis and CFD to evaluate Kaleidos system design and contribute to fast-paced, hands-on engineering....
- ...Valar Atomics is seeking Senior Nuclear I&C Hardware Engineers to own the plant design and application of nuclear instrumentation for our high temperature gas-cooled reactor program. The role covers neutron flux detection, radiation monitoring, reactor protection sensors...SeniorFor contractors
- ...SpaceX in Hawthorne is seeking a Sr. Automation & Control Engineer to lead the design, build and integration of automated manufacturing systems for Starship and Starshield hardware. You will own electrical and software design and collaborate with a cross-functional team...Senior
- ...Collins Aerospace is seeking an experienced electrical engineer to support development and factory transition of state-of-the-art navigation... ...marketplace. The role focuses on RF, digital, and analog design across GPS receivers and RF subsystems, contributing to a cohesive...Senior
- Radiant in El Segundo, CA is seeking a Senior Manufacturing Engineer to transition Kaleidos into a scalable production system. You will own manufacturing... ...processes for critical reactor components and work with design, quality, test, supply chain, and operations to ensure...Senior
- 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
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Civil Engineer - Nuclear Concrete & Seismic Design. Be the first to apply!
- nuclear engineer El Segundo, CA
- nuclear criticality safety engineer El Segundo, CA
- senior associate vice president El Segundo, CA
- senior manager accounts payable El Segundo, CA
- senior cloud service delivery manager El Segundo, CA
- senior software design engineer El Segundo, CA
- senior part time El Segundo, CA
- senior director clinical development El Segundo, CA
- senior sales manager El Segundo, CA
- senior technical product manager El Segundo, CA



