Senior Media Relations Director, Nuclear Tech
Radiant
Pow.bio is seeking a Media Relations Director based in El Segundo, CA, to enhance their media presence. You will manage relationships with journalists and podcasters across various sectors, crucial for driving media coverage that highlights Radiant's initiatives. The ideal candidate will have over 8 years of experience in media relations, particularly in technology or defense, and must work onsite at headquarters. This role demands excellent communication skills and the ability to work across time zones. #J-18808-Ljbffr Radiant
$154.5k - $256.2k
...company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with... ...in 2028. About the Role We're looking for a Media Relations Director to own Radiant's external media presence—from podcast bookings...NuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work$133.5k - $207.9k
...Location El Segundo HQ Employment Type Full time Location Type On-site Department Engineering Nuclear Engineering Compensation $133.5K – $207.9K • Offers Equity Senior Nuclear Engineer Radiant is seeking a driven Senior Nuclear Engineer to join our team! You will own modeling...SeniorNuclearFull timeRemote workFlexible hoursWeekend work$158k - $247.28k
...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-... ...initial customer deliveries beginning in 2028. About the role The Senior Power Electronics Engineer will play a pivotal role in the...SeniorNuclearFull timeSummer workImmediate startRemote workFlexible hoursWeekend work- ...critical procedures for reactor operators managing our groundbreaking nuclear microreactor technology. This role offers a rare opportunity to... .... Your work will ensure that Reactor Operators (ROs) and Senior Reactor Operators (SROs) can efficiently and safely execute...SeniorNuclearFull timeImmediate startRemote workFlexible hoursWeekend work
- ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-... ...Skills: ~ Bachelor’s degree in Accounting, Finance, or related field (CPA preferred). ~5+ years of progressive accounting...SeniorNuclearFull timeSummer workRemote workFlexible hoursWeekend work
$133.5k - $184.8k
...the world’s first mass-produced, portable nuclear microreactors. Rising energy demand is... ...Radiant is seeking a highly motivated Senior Equipment Engineer who will be working closely... ...in mechanical, manufacturing, or other related engineering discipline. ~4+ years of...SeniorNuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work- ...Senior Operations AssociateRadiant is seeking a Senior Operations Associate to own operational... ..., operations, project management or a related field, or equivalent experience.8+ years... ...Qualifications & Skills:Experience in nuclear, energy or other regulated industries.Experience...SeniorNuclearFull timeFor subcontractorImmediate startRemote workFlexible hoursWeekend work
$139.5k - $224.7k
...company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power... ...in 2028. About the Role Radiant is seeking a driven Senior Thermal Modeling Engineer with expertise in CFD and thermal...SeniorNuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work$133.5k - $184.8k
...company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power... ...About the Role Radiant is seeking a highly motivated Senior Mechanisms Engineer to design and develop critical mechanisms...SeniorNuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work$158k - $219.45k
...world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under... ...Radiant is seeking a highly motivated Senior Mechanical Engineer, Turbomachinery (Rotordynamics... ...’s degree in Mechanical Engineering or a related field. ~5+ years of experience in the...SeniorNuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work- ...the world’s first mass‑produced, portable nuclear microreactors. The company’s first... ...About the Role Radiant is seeking a talented Senior Manager, Power Systems , to build and lead... ...Skills M.S. in Electrical Engineering or related discipline. 5+ years of experience in a...SeniorNuclearFull timeSummer workImmediate startRemote workFlexible hoursWeekend work
- ...the world's first mass-produced, portable nuclear microreactors. The company's first... ...028. About the Role Radiant is seeking a Senior Reactor Engineer to lead the testing and... ...technical review. Your work will focus on core-related hardware, reactivity control mechanisms,...SeniorNuclearFull timeSummer workImmediate startRemote workFlexible hours
- Pow.bio is seeking a highly motivated Nuclear Engineer at their El Segundo HQ. The successful candidate will develop nuclear engineering solutions for the Kaleidos microreactor, including areas such as radiation shielding and reactor physics modeling. Responsibilities include...SeniorNuclear
- Radiant in El Segundo, CA is seeking a Senior Manufacturing Engineer to transition Kaleidos into a scalable production system. You will own manufacturing processes for critical reactor components and work with design, quality, test, supply chain, and operations to ensure...SeniorNuclear
- Radiant, an El Segundo, CA-based startup, seeks a Staff Nuclear Engineer to lead nuclear design and analysis of Kaleidos. You will own complex reactor physics workstreams, develop high-fidelity transport models, and drive regulatory documentation. This role requires deep...SeniorNuclear
- ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-... ...this summer, with initial customer deliveries beginning in 2028. Senior Technical Recruiter Radiant is seeking a bold, driven, and...SeniorNuclearFull timeSummer workRemote workFlexible hoursShift workWeekend work
$133.5k - $184.8k
...the world’s first mass-produced, portable nuclear microreactors. Rising energy demand is... ...2028.About the RoleRadiant is seeking a Senior Manufacturing Engineer to help transition... ...engineering, aerospace engineering, or a related technical discipline from an accredited institution...SeniorNuclearFull timeContract workPart timeImmediate startRemote workFlexible hoursWeekend work- Radiant is seeking a Staff Regulatory Engineer to lead NRC license applications for its portable nuclear microreactors. You will serve as the regulatory SME, guiding design, build, and test campaigns with cross-functional teams to meet licensing requirements. You will own...SeniorNuclear
$120k - $160k
...Senior Nuclear Detection System EngineerMake a difference for national security by joining a team of dedicated professionals in El Segundo... ...Qualifications:Master’s Degree in engineering, science or related technical fieldExperience in large Government systems development...SeniorNuclearFor contractorsImmediate start- ...an El Segundo, CA-based company, is seeking a Staff Regulatory Engineer to lead the NRC license application process for a portable nuclear microreactor. The role requires deep regulatory acumen, cross-functional collaboration, and ownership of licensing deliverables. You...SeniorNuclear
- Radiant, based in El Segundo, CA, seeks a Senior Test Engineer to lead mission-critical test operations for the Kaleidos reactor development. You will assume the roles of Test Conductor and Test Director, partnering with design engineers to craft robust test methods and...SeniorNuclear
- Radiant, based in El Segundo, CA, seeks a Senior Safety Analysis Engineer to lead reactor safety analyses supporting Kaleidos design, testing, and deployment. You will evaluate behavior under normal and accident conditions, quantify uncertainties, and document results...SeniorNuclear
- Radiant, based in El Segundo, CA, is building transportable nuclear microreactors. We are seeking a Staff Turbomachinery Engineer to own the mechanical design of the core rotating assembly in our 1MW Brayton-cycle power system. You will drive rotor dynamics, structures,...SeniorNuclear
- Radiant is seeking a Senior Structures Engineer to design and develop critical concrete and precast structural systems supporting manufacturing and deployment sites. You will solve unique challenges creating efficient structures capable of withstanding extreme thermal...SeniorNuclear
$158k - $247.28k
Pow.bio is seeking a Senior Power Electronics Engineer based in El Segundo, CA. You will play a crucial role in the design and development of power electronics for our nuclear-powered generator. The ideal candidate has a Bachelor's in Electrical Engineering, 6+ years in...SeniorNuclear- Radiant, based in El Segundo, California, seeks a Senior Structures Engineer to design and develop critical structures for Kaleidos. You will tackle trade studies, material selection, detailed structural analysis, assembly, integration and testing to enable the first new...SeniorNuclear
$115k - $168k
...company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power... ...in 2028. About the Role Radiant is seeking a proactive Senior Material Planner to own material planning across the full lifecycle...SeniorNuclearFull timeContract workPart timeImmediate startRemote workFlexible hoursWeekend work- A leading engineering firm in El Segundo seeks a highly motivated Senior Structures Engineer. This role involves designing and analyzing critical structures, performing detailed thermomechanical and dynamic analysis, and developing manufacturing plans. Candidates should...SeniorNuclearFlexible hours
- ...nation’s space programs, delivering expert analysis and engineering across space power, propulsion, and mission systems. The Sr. Space Nuclear Power Systems Engineer will help shape spacecraft power architectures, work with government customers, and lead a matrixed...SeniorNuclearRemote job
$158k - $219.45k
...company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power... ...agreements with Equinix, with deployments beginning in 2028.Senior Automation & Controls EngineerRadiant is seeking a highly motivated...SeniorNuclearFull timeContract workImmediate startRemote workFlexible hoursWeekend work
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