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About the Role Radiant is seeking a Staff Loads & Dynamics Engineer to own and execute structural loads, vibration, and dynamic analyses for complex mechanical systems associated for Kaleidos, the world's first portable microreactor and supporting hardware. You will play a criti
About the Role Radiant is seeking a highly motivated Senior Mechanical Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature envi
About the Role Radiant is seeking a highly motivated Senior Structures Engineer to design and develop critical concrete and precast structural systems supporting Radiant's manufacturing and deployment sites. You will solve unique challenges creating efficient, reliable concrete
About the Role Radiant is seeking a highly motivated Nuclear Engineer responsible for developing nuclear engineering solutions for our Kaleidos microreactor. This may include nuclear engineering areas such as radiation shielding, criticality safety, accident dose consequence, re
About the Role Radiant is seeking a highly motivated Nuclear Engineer to own sensor and instrumentation solutions for our Kaleidos microreactor. This includes radiation detection, neutron flux monitoring, and instrumentation design and qualification for reactor physics, shieldin
About the Role Responsibilities & Duties: - Collect testing requirements, objectives, and success criteria from nuclear engineers. - Develop procedures that satisfy test requirements within the operational bounds of Kaleidos. - Perform various reactor physics calculations
About the Role Radiant is seeking a driven Senior Nuclear Engineer to join our team! You will own modeling methods and reactor physics calculations of neutronics parameters such as reactivity, kinetics parameters, and energy deposition distributions used within our cutting-edge
About the Role Radiant is seeking a driven Senior Thermal Modeling & Analysis Engineer to own high-fidelity CFD and thermal modeling for the Kaleidos microreactor. You will analyze heat generation and transport, high-temperature gas flow, and thermal interactions across reactor
About the Role Radiant is seeking a driven Senior Thermal-Hydraulics Engineer with expertise in CFD and thermal FEA modeling. You will design, develop and implement simulations for the Kaleidos microreactor to ensure high fidelity, reliability, and safety of our systems. You’ll
About the Role Radiant is seeking a driven Senior Thermal Modeling Analyst with expertise in CFD and thermal FEA modeling. You will design, develop and implement simulations for the Kaleidos microreactor to ensure high fidelity, reliability, and safety of our systems. You’ll wor
About the Role Responsibilities & Duties - Own and execute thermal-hydraulics analysis to evaluate design and safety performance of Kaleidos reactor systems under normal and accident conditions. - Develop and apply coupled physics models integrating thermal-hydraulics with n
About the Role Radiant is seeking a highly motivated Senior Structures Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature envi
Radiant is seeking a bold, resourceful, and mission-driven Senior Talent Sourcer to identify and engage top-tier talent in a high-growth, startup environment. You will own the top of the funnel, building strategic pipelines and driving outreach efforts that fuel Radiant’s ability
Responsibilities and Duties: - Fabricate piece parts to print using shop equipment: mill, lathe, welders, metal forming tools, hand tools, etc. - Own the assembly and commissioning of test rigs and production builds. - Perform troubleshooting and root cause investigation of
About the Role Radiant is scaling fast - expanding factory operations, standing up multi-entity structures, and taking on both government and commercial deployments. This role will manage our liability exposure in a centralized manner - owning programs across all teams and buildi
About the Role Radiant is executing a significant, multi-year capital program across a range of financing vehicles to support our manufacturing scale up, R&D and internal CapEx. As Structured Finance Manager, you will own designing and executing ITC (Investment Tax Credits) monet
About the Role The State Engagement Director owns state and local government engagement for a fast-growing hard-tech company operating at the intersection of aerospace, defense, and energy. This role is highly hands-on and outcome-driven, focused on shaping policy, enabling depl
About the Role Radiant is seeking a proactive and technically-minded Strategic Sourcing Manager to lead the discovery, qualification, and development of new suppliers and manufacturing technologies in support of our micro-reactor program. This role is foundational to expanding R
About the Role Radiant is seeking an experienced Regulatory Program Manager who loves to think outside the box and challenge convention; in this role you will lead the authorization process for reactor deployment with our military partners. You will be responsible for regulatory
As part of a small, passionate, and accomplished team of test engineers, you will help drive test operations to meet Radiant’s requirements in a fast-paced production environment. You will directly contribute to test operations by assisting with test planning and execution, risk