Senior CFD Engineer | Nuclear Thermal Hydraulics
Blackwing
Valar Atomics seeks a Senior CFD Analysis Engineer to own high-fidelity CFD/thermal-hydraulic analyses for reactor internals and balance-of-plant systems. You will translate physical problems into Ansys Fluent models, define V&V under nuclear quality requirements, and mentor junior analysts within the ModSim Engineering Group. You will lead cross-disciplinary interfaces with the thermal-fluid, structural, and neutronics teams, establish CFD standards, and support regulator and customer #J-18808-Ljbffr Blackwing
$139.5k - $196.88k
...first mass-produced, portable nuclear microreactors. The company... ...leverages modern software engineering to rapidly deliver safe,... ...RoleRadiant is seeking a Senior Nuclear Thermal-Hydraulics Engineer to lead thermal-... ...Experience with commercial CFD/FEA tools (STAR-CCM+,...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$139.5k - $224.7k
...s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...RoleRadiant is seeking a driven Senior Thermal-Hydraulics Engineer with expertise in CFD and thermal FEA modeling. You will...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work- Astrolab, The Lunar Operations Company, is seeking a control systems engineer in Hawthorne, CA to support active thermal control systems for lunar rovers. The role involves simulation, analysis, design, and validation of thermal control components with a focus on energy...Senior
- Radiant is seeking a Staff Fluid Systems Engineer to own Kaleidos fluid systems from concept through production, including the primary... ...loop. You will lead trade studies, component selection, thermal hydraulic analysis, piping design, vendor selection, assembly, and...Senior
$139.5k - $224.7k
...first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...Radiant is seeking a driven Senior Thermal-Hydraulics Enginee r with expertise in CFD and thermal FEA modeling. You will...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work- ...Senior Thermal Engineer Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus and technical excellence are decisive advantages - and we are building a team that can deliver...SeniorFull timeImmediate start
$150.03k - $211.84k
...first mass-produced, portable nuclear microreactors. The company’s... ...leverages modern software engineering to rapidly deliver safe, factory... ...is seeking a driven Senior Nuclear Engineer to join our... ...kinetics. Basic knowledge of thermal hydraulic principles. Experience communicating...SeniorFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$180k - $220k
...make clean, high-temperature nuclear power scalable—unlocking... ...We are a team of builders, engineers, and operators who believe... ...simulation. The Role The Senior CFD Analysis Engineer owns... ...computational fluid dynamics and thermal-hydraulic simulations that underpin...Permanent employment- ...Segundo, CA is seeking a highly motivated Thermal Engineer Intern to join the team for Summer 2027. You will perform thermal analysis and CFD on Kaleidos systems, document results,... ...offers hands-on experience with a pioneering nuclear microreactor program and opportunities...Summer workInternship
- RTX is seeking a Senior Principal Thermal Engineer for the Mechanical Analysis and Test (MA&T) Center in El Segundo, CA. You will perform detailed thermal analyses across product lifecycles, from design trade studies to production support, using hand calculations and finite...Senior
$132k - $198k
...enough that individual contributors have meaningful impact.The Thermal team is responsible for predicting temperatures and designing thermal... ...disciplinary vehicle designs. Our collaboration with hardware engineers and all other teams further enables us to overcome design and...Senior$130k - $180k
...developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. THERMAL ENGINEER, THERMAL & FLUID ANALYSIS (STARSHIP)As a Senior Thermal Engineer on the Starship Thermal & Fluids analysis team, you are responsible for the thermal...SeniorPermanent employmentTemporary workWeekend work$147.6k - $209.52k
...for government partners, and other crewed systems that will unlock the expanding long-term space economy.Vast is seeking a Senior Thermal Engineer to define the thermal architecture and own thermal analysis for a new constellation-ready 15kW spacecraft bus — a product line...SeniorPermanent employmentFull timeTemporary work$140.33k - $179.31k
...Washington, DC and Huntsville, AL. Join Varda, and work to create a bustling in-space ecosystem.About this RoleAs the Senior Thermal Analysis Engineer, you will serve as a key member of the vehicle engineering team to develop and maintain thermal system architectures and...SeniorPermanent employmentFlexible hours$139.5k - $224.7k
...first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...is seeking a driven Senior Thermal Modeling & Analysis Engineer to own high-fidelity CFD and thermal modeling for the Kaleidos...SeniorFull timeSummer workImmediate startRemote workFlexible hours$145.6k - $276.8k
...than 100 years of experience and renowned engineering expertise to meet the needs of today’s... ...responsible for ensuring structural and thermal design robustness across the Raytheon portfolio... ...MA&T team is seeking a mid-level career Senior Principal Thermal Engineer to join our...SeniorTemporary workWork experience placementWork at officeRemote workWorldwideRelocation packageFlexible hours- Valar Atomics is seeking a Lead Electrical Engineer to build and lead the electrical... ..., and HV systems for a first-of-its-kind nuclear plant. You will manage the team's hiring,... ...Power Distribution programs. You will be the senior technical voice, responsible for generator...Senior
$190k - $220k
Compensation: $190,000 - $220,000 / year Department: Software Engineering Location: Hawthorne, California Compensation: $190,000 - $22... ...a control systems engineer to support development of active thermal control systems for extra-terrestrial rovers with highly constrained...Flexible hours$140k - $180k
...changing the foundational assumptions for everything we do in space. What You'll Do: Space Kinetic is looking for a Senior Thermal Engineer to assist with thermal analysis, hardware design, hardware acquisition, and test within the simulation group of the...SeniorPermanent employmentFlexible hours- ...came from. Inclusivity — The best engineering comes from many perspectives. We build... ...answer over an elegant one. Principal Thermal-Hydraulics & Safety Analysis Engineer About the... ...& Skills MS or PhD in Nuclear or Mechanical Engineering with a specialization...Shift work
$124k - $186k
...use. With ownership across products, systems, and disciplines, engineers gain broad exposure and drive key decisions across design, manufacturing... ...operations.About the role: Be the cognizant M&P engineer of thermal protection systems and non-metallic softgoods for Terran-R...SeniorFlexible hours$102k - $150k
Spacecraft Thermal Engineer (Mid to Senior Career) - Millennium Space Systems Company: Millennium Space Systems Job Description Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on...SeniorPermanent employmentInterim roleCurrently hiringRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work$100k - $117.5k
...possible, with the ultimate goal of enabling human life on Mars.THERMAL ENGINEER (FALCON, DRAGON & STARFALL)The Aero/Thermal/Fluids (ATF) group... ...in aerodynamics and aerothermal analysis; exposure to CFD (FUN3D, DPLR, US3D, LociChem) and mesh generation (Pointwise,...Permanent employmentTemporary workInternshipWeekend work$95k - $115k
...Thermal Engineer Department: Vehicle Engineering Employment Type: Full Time Location: Redondo Beach Reporting To: Seth Kovnat, Director of Vehicle Engineering Compensation: $95,000 - $115,000 / year Description As a Thermal Engineer...Permanent employmentFull time$20k
...Thermal Engineer (Starshield) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use, Starshield is designed for government use, with an initial focus...Permanent employmentTemporary workInternshipRemote workWeekend work$158k - $247.28k
Pow.bio is looking for a Senior Electrical Engineer at their El Segundo HQ. In this role, you will oversee the design of electrical control systems for nuclear microreactors, ensuring safety and reliability. Applicants should have a Bachelor's in Electrical Engineering...SeniorFlexible hours$140.33k - $202.7k
...Huntsville, AL. Join Varda, and work to create a bustling in-space ecosystem. About This Role As the Senior Manufacturing Engineer - Thermal Protection System (TPS) at Varda, you will own the manufacturing processes for the ablative and insulative materials...SeniorPermanent employmentFull time- ...developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.ENVIRONMENTAL & THERMAL CONTROL ENGINEER (DRAGON)RESPONSIBILITIES:Own piece parts and assembled propulsion and/or environmental and thermal sub-systems throughout...Permanent employmentTemporary workWeekend work
$30 per hour
Department: Internship Location: Redondo Beach Compensation: $30.00 / hour As a Thermal Engineering Intern at Impulse, you will support thermal management of spacecraft from concept, analysis, and design, to implementation, testing, and flight while working closely with...Permanent employmentFull timeSummer workInternship- ...Senior Power Electronics Engineer OpportunityCastelion is bringing a new approach to defense development and production: short, iterative design cycles... ...analyze battery systems including selection, packaging, thermal considerations, and safety mechanisms for demanding...SeniorFull timeImmediate start
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