NewSenior Mission Payload Engineer (Commercial) K2 SpaceSenior Mission Payload Engineer (Commercial)Los Angeles, CA$135,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. In this role, you will work closely with Program Managers and key engineering disciplines to define and negotiate payload interfaces (mechanical, data and software, power, mission, etc.) and develop integration and test plans that ensure successful mission execution.
NewSenior Mechanisms Engineer - Fluids & Pumps K2 SpaceSenior Mechanisms Engineer - Fluids & PumpsLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. As Senior Mechanisms Engineer, Fluids & Pumps, you will define how K2 designs, manufactures, tests, integrates, and deploys precision turbopumps and the supporting mechanisms of the active thermal control system.
NewSenior Navigation & Guidance Engineer K2 SpaceSenior Navigation & Guidance EngineerLos Angeles, CA$160,000–$235,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
NewSenior Mechanical Engineer - Turbomachinery Rotordynamics Radiant IndustriesSenior Mechanical Engineer - Turbomachinery RotordynamicsEl Segundo, CA$158,000–$219,450 / yearRadiant is seeking a highly motivated Senior Mechanical Engineer, Turbomachinery (Rotordynamics) to join the team responsible for the power generation and primary cooling turbomachinery of our Kaleidos product. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
NewSenior Mechanisms Engineer Radiant IndustriesSenior Mechanisms EngineerEl Segundo, CA$133.50–$184.80 / hourPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Perform detailed thermomechanical analysis (static strength, durability/fatigue) and kinematic analysis to determine structural integrity and performance margins using both hand calculations and finite element tools.
NewSenior Equipment Engineer Radiant IndustriesSenior Equipment EngineerEl Segundo, CA$133.50–$184.80 / hourAbout the Role Radiant is seeking a highly motivated Senior Equipment Engineer who will be working closely with design engineers and the manufacturing team to develop and innovate custom equipment to build and assemble our microreactor system. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
NewSenior Propulsion Mechanical Design Engineer K2 SpaceSenior Propulsion Mechanical Design EngineerLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
NewGuidance Navigation & Control (GNC) Engineer K2 SpaceGuidance Navigation & Control (GNC) EngineerLos Angeles, CA$110,000–$200,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
NewForward Deployed Engineer Hadrian AutomationForward Deployed EngineerTorrance, CA$120,000–$250,000 / yearBacked by leading investors including JPMorgan Chase, Valor Equity Partners, Andreessen Horowitz, Founders Fund, 137 Ventures, Lux Capital, T. Rowe Price, and Morgan Stanley, we’re building the future of American manufacturing—and looking for exceptional people to help make it happen. Series D at a $7.87B valuation, Hadrian is rapidly expanding our manufacturing footprint, launching new capabilities across welding, casting, forging, electronics, additive manufacturing, and more, while scaling our Factory-as-a-Service platform to transform how critical products are built.
NewMechanical Engineer AstrolabMechanical EngineerHawthorne, CAWe are singularly focused on designing, building, and operating a fleet of multi-purpose commercial planetary rovers to extend and enhance humanity’s presence in the solar system. Develop test plans to validate and qualify mechanical subsystems for flight, coordinating with both inhouse and external test facilities to execute testing.
NewSenior Optomechanical Engineer K2 SpaceSenior Optomechanical EngineerLos Angeles, CA$120,000–$210,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Design mirror support structures with explicit attention to jitter and dynamic stability, mount-induced deformation (bonding stress, bolt preload, gravity-release), and thermal stability (CTE matching, athermalization, gradient management).
NewSenior Mechanisms Engineer K2 SpaceSenior Mechanisms EngineerLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. In your first 6 months, you will define mechanism requirements, trade architectures and build initial prototypes, perform preliminary and detailed analysis, define development test campaigns, trade and select any purchased components, and produce development hardware.
NewSenior Satellite Mechanical Engineer, Optical Structures K2 SpaceSenior Satellite Mechanical Engineer, Optical StructuresLos Angeles, CA$140,000–$175,000 / yearIn this role, you will have cradle-to-grave ownership over the mechanical elements of space environment payloads including optical payloads, with a focus on broader mechanical skills – including but not limited to structural design for stress and modal performance; design for optimal manufacturing; design of lens and optical component mounting solutions that can perform in launch and space environments; thermal analysis and mitigation; and cradle-to-grave ownership from clean-sheet trades, design, analysis, testing, and integration support. Backed by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space.
NewSenior Project Engineer RimePro IncSenior Project EngineerDowney, CAJob Description Position Overview The Senior Project Engineer plays a key role in supporting the management and coordination of DSA-regulated or public works construction projects from preconstruction through project completion. This position works closely with Project Managers, Superintendents, subcontractors, and design teams to ensure projects are delivered on schedule, within budget, and in compliance with all regulatory requirements.
NewPropulsion Mechanical Design Engineer K2 SpacePropulsion Mechanical Design EngineerLos Angeles, CA$100,000–$140,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
NewSenior Mechanisms Engineer - Turbomachinery K2 SpaceSenior Mechanisms Engineer - TurbomachineryLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Scaling to constellations requires someone who can span the mechanical, fluid, electromechanical, and thermal-fluid domains and collaborate closely with the thermal, avionics, software, and production teams to deliver these systems at rate.
NewSenior Mission Engineer K2 SpaceSenior Mission EngineerLos Angeles, CA$125,000–$250,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others – with an additional $500M in signed contracts across commercial and US government customers – we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. As a Mission Engineer within National Security Programs, you'll serve as the primary technical interface between K2 Space, customers, and partners as we develop and shape mission architectures for future and ongoing opportunities to host advanced payload capabilities onto K2's satellite bus platform.
NewRegulatory Engineer Radiant IndustriesRegulatory EngineerEl Segundo, CA$133,500–$190,050 / yearPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Oversee execution by technical teams including design reviews and regulatory and quality documentation; organize their inputs into data products and reports; raise regulatory concerns and see through timely and successful resolution.
NewNuclear Engineer, Core Physics Radiant IndustriesNuclear Engineer, Core PhysicsEl Segundo, CA$106,500–$146,475 / yearPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
NewMechanical Engineer, Fluid Systems - 2026 New Graduate Radiant IndustriesMechanical Engineer, Fluid Systems - 2026 New GraduateEl Segundo, CA$105,000–$125,000 / yearPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.