Radiant Jobs - Page 4
Open positions at Radiant, newest first. Each listing links to the company's own application page.
- Open positions
- 95
Newest Radiant openings
El Segundo, CA (On-site) · 30 days ago
Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe…
- Full-time
- Lead / Staff
- 6+ years
- reactor systems integration
- nuclear I&C systems
- operating procedure development
Permitting Manager
On-siteEl Segundo, DC (On-site) · 30 days ago
Radiant is seeking a Permitting Manager to own the final, on-the-ground step for operating an advanced microreactor: securing the state and local permits required to deploy Kaleidos at…
- Full-time
- Lead / Staff
- 5+ years
- state and local permitting
- zoning and siting
- environmental review
D.C., WA (On-site) · 30 days ago
Radiant is seeking a Senior Manager Government Affairs, to lead the company’s engagement with Congress and help shape the policy, authorization, and appropriations environment required to…
- Full-time
- Director
- 7+ years
- congressional policy
- appropriations process
- government affairs
Strategic Sourcing Manager
On-siteEl Segundo, CA (On-site) · 30 days ago
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…
- Full-time
- Mid-level
- 3+ years
- supplier qualification
- engineering drawing interpretation
- ERP/MRP systems
El Segundo, CA (On-site) · 30 days ago
Radiant is seeking a Principal Embedded Software Engineer to set the technical direction for embedded software across instrumentation and control (I&C) systems.
- Full-time
- Executive
- 8+ years
- embedded C/C++
- RTOS (Zephyr, NuttX, ThreadX)
- system architecture
El Segundo, CA (On-site) · 30 days ago
We are looking for a Quality Operations Specialist to help run, sustain, and continuously improve Radiant’s Quality program as we scale.
- Full-time
- Mid-level
- 2+ years
- quality management systems
- document control
- process documentation
El Segundo, CA (On-site) · 30 days ago
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…
- Full-time
- Senior
- 5+ years
- reinforced concrete design
- ACI 318
- finite element analysis
Senior Stress Engineer
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is seeking a Stress Engineer to own and execute structural loads, vibration, and dynamic analyses for complex mechanical systems associated for Kaleidos, the world's first portable…
- Full-time
- Senior
- 4+ years
- finite element analysis
- ANSYS
- Abaqus
Principal Nuclear Engineer
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is seeking a Principal Nuclear Engineer to lead the interdisciplinary nuclear engineering work supporting Kaleidos.
- Full-time
- Director
- 12+ years
- MCNP
- neutron transport
- criticality analysis
El Segundo, CA (On-site) · 30 days ago
Radiant is seeking a highly motivated Senior Mechanical Engineer, Turbomachinery (Rotordynamics) to join the team responsible for the power generation and primary cooling turbomachinery of…
- Full-time
- Senior
- 5+ years
- rotordynamic analysis
- XLrotor
- Dyrobes
Associate Buyer
Direct ATSEl Segundo, CA · 30 days ago
Radiant is looking for an Associate Buyer to join the supply chain team supporting sourcing and acquisition of components, materials, and services for our micro-reactor systems.
El Segundo, CA (On-site) · 30 days ago
Radiant is seeking a Senior Manufacturing Engineer to help transition Kaleidos from a first-of-a-kind reactor build into a repeatable, scalable production system.
- Full-time
- Senior
- 5+ years
- DFM/DFA
- GD&T
- root-cause analysis
Nuclear Engineer, Sensors
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is seeking a highly motivated Nuclear Engineer to own sensor and instrumentation solutions for our Kaleidos microreactor.
- Full-time
- Mid-level
- 1+ years
- radiation transport codes (MCNP/OpenMC/Serpent)
- radiation detection instrumentation
- Python or C++
Media Relations Director
On-siteEl Segundo, CA (On-site) · 30 days ago
We're looking for a Media Relations Director to own Radiant's external media presence-from podcast bookings and journalist relationships to investor amplification and executive…
- Full-time
- Director
- 8+ years
- media relations
- podcast bookings
- executive spokesperson preparation
Senior Material Planner
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is seeking a proactive Senior Material Planner to own material planning across the full lifecycle of our micro nuclear reactors.
- Full-time
- Director
- 3+ years
- Materials Resource Planning (MRP)
- Enterprise Resource Planning (ERP)
- bill of materials management
Senior Nuclear Engineer
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is seeking a driven Senior Nuclear Engineer to join our team!
- Full-time
- Senior
- 4+ years
- OpenMC
- MCNP
- Serpent
El Segundo, CA (On-site) · 30 days ago
Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe…
- Full-time
- Senior
- 5+ years
- fluids and thermodynamics
- test procedure development
- instrumentation (pressure transducers, thermocouples, RTDs, accelerometers)
Senior Simulation Engineer
Direct ATSEl Segundo, CA · 30 days ago
Radiant is seeking a Simulation Engineer to design tests, collect data, and validate our in-house reactor simulation capability.
El Segundo, CA (On-site) · 30 days ago
Radiant is seeking a highly motivated Senior Civil Engineer to design and develop critical concrete and precast structural systems supporting Radiant's manufacturing and deployment sites.
- Full-time
- Senior
- 5+ years
- reinforced concrete design
- finite element analysis
- structural analysis
Risk & Compliance Lead
On-siteEl Segundo, CA (On-site) · 30 days ago
Radiant is scaling fast - expanding factory operations, standing up multi-entity structures, and taking on both government and commercial deployments.
- Full-time
- Lead / Staff
- 8+ years
- enterprise risk management
- insurance program procurement
- GAAP accounting
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