Lead Nuclear Materials Engineer for Portable Microreactors
US Health Partners, LLC
Radiant is seeking a Lead Nuclear Materials Engineer to lead the nuclear materials team in developing and qualifying materials for the Kaleidos 1MWe reactor. The role requires ownership of fuel, moderators, shielding, and irradiation testing, and cross-functional collaboration with design and operations teams. The ideal candidate has hands-on lab experience, a track record in nuclear materials, and leadership experience in high-stakes environments. Onsite work at El Segundo HQ is required.
#J-18808-Ljbffr- Radiant, based in El Segundo, CA, is seeking a Lead Nuclear Materials Engineer to guide Radiant’s nuclear materials team in the development, testing, and qualification of materials for the Kaleidos 1MWe reactor. You will own the materials program end‑to‑end, mentor engineers...Suggested
$140.5k - $202.48k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...beginning in 2028.Lead Nuclear Materials EngineerRadiant...SuggestedFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$133.5k - $184.8k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...SuggestedFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$106.5k - $146.48k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...detection. You will lead and own nuclear engineering...SuggestedFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$195.71k - $262.5k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...Nuclear Engineer to lead the interdisciplinary nuclear...SuggestedFull timeSummer workImmediate startRemote workFlexible hoursShift work$185k - $225k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...workstreams. You will lead complex projects from requirements...Full timeSummer workImmediate startRemote workFlexible hoursShift work$173k - $237.3k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...Responsibilities & Duties:Lead and grow a team of nuclear...Full timeSummer workImmediate startRemote workRelocationFlexible hoursShift workWeekend work$139.5k - $196.88k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...-Hydraulics Engineer to lead thermal-hydraulics and coupled...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work$106.5k - $146.48k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work$173k - $237.3k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ...& Duties: Lead and grow a team of nuclear...Full timeSummer workWork at officeImmediate startRemote workRelocationFlexible hoursShift workWeekend work- Radiant in El Segundo, CA, is seeking a Lead Nuclear Materials Engineer to lead the nuclear materials team in development, testing, and qualification for the Kaleidos reactor. You will own material selection, testing, and analysis with end-to-end ownership in a fast-paced...
$105k - $130k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hours$115k - $168k
...world’s first mass-produced, portable nuclear microreactors. The company’s first... ...leverages modern software engineering to rapidly deliver safe, factory... ...existing, well-qualified materials. Founded in 2020, Radiant... ....As Risk & Compliance Lead, you will build and own Radiant...Long term contractFull timeSummer workImmediate startRemote workFlexible hoursWeekend work$105k - $130k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeWork experience placementSummer workInternshipImmediate startRemote workFlexible hours- ...possible, with the ultimate goal of enabling human life on Mars.MATERIAL FLOW ENGINEER - RAPTOR OPERATIONS ENGINEERINGAs a Raptor engineer at... ...use remains adequate for the process it supports. Develop and lead training for new processes and equipment,Project Collaboration...Permanent employmentTemporary workInternshipLocal areaRemote workWeekend work
- ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MATERIALS ENGINEER, POLYMERS (DRAGON)As an engineer within the Materials Engineering department, you will use your knowledge, experience, and creativity...Permanent employmentTemporary workInternshipWeekend work
$130k - $180k
...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. MATERIALS ENGINEER, METALS (STARSHIP)Our Starship Materials Engineering team is serving as experts in various material disciplines to the...Permanent employmentTemporary workWork experience placement$139.5k - $224.7k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work$139.5k - $224.7k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hours$158k - $219.45k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work- ...Northrop Grumman Corp. (JP) in Manhattan Beach, CA is looking for a Principal Material Process Engineer to work on the Sentinel program. The position offers competitive relocation assistance and comes with a robust benefits package including medical, dental, vision coverage...Relocation package
- Radiant is seeking a Senior Talent Sourcer to own the top of the funnel, building pipelines and driving outreach that fuels our engineering and operations hiring. This role is 100% onsite at Radiant’s El Segundo HQ and requires comfort with fast-paced decision making. You...
$106.5k - $146.48k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work$133.5k - $184.8k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work$133.5k - $184.8k
...building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor,... ...development leverages modern software engineering to rapidly deliver safe, factory-... ...microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on...Full timePart timeSummer workImmediate startRemote workFlexible hoursWeekend work$100k - $350k
...What to Expect Your role is to formulate, characterize and scale the functional materials Nebula uses: silver nanoparticle dispersions, copper metal-organic precursor solutions, and UV-curable acrylate resins. The work runs on two sides: particle synthesis and colloidal...Local areaWork from home$130k - $180k
...SPACE EXPLORATION TECHNOLOGIES CORP is looking for a Sr. Materials Engineer for the Starship project in Hawthorne, CA. The ideal candidate has a Bachelor's degree in materials engineering and at least 5 years of experience. Responsibilities include designing and improving...$130k - $165k
...for everything we do in space. What You'll Do: The Materials and Processes (M&P) Engineer will serve as a core technical authority supporting the... ...during manufacturing, assembly, and testing. Lead destructive and non-destructive failure investigations,...Permanent employmentFlexible hours- Radiant, an El Segundo, CA-based startup building nuclear microreactors, seeks a Strategic Sourcing Manager to lead supplier discovery, vetting, and onboarding. You will match engineering intent to supplier capability, shaping Radiant's supplier ecosystem from concept to...
$125k - $175k
...Manager, Material Flow Engineering (Hawthorne) Hawthorne, CA SpaceX was founded under the belief that a future where humanity is out exploring... ...‑functional teams aligned. Role Model / Mentorship: Lead by setting an example, taking feedback from your team, suppliers...Hourly payTemporary workLocal areaRemote workAll shiftsWeekend work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Lead Nuclear Materials Engineer for Portable Microreactors. Be the first to apply!
- lead engineer El Segundo, CA
- lead operating engineer El Segundo, CA
- nuclear criticality safety engineer El Segundo, CA
- nuclear engineer El Segundo, CA
- materials engineer El Segundo, CA
- material management specialist El Segundo, CA
- materials specialist El Segundo, CA
- materials management associate El Segundo, CA
- material handling engineer El Segundo, CA
- material science engineer El Segundo, CA




