Senior Equipment Engineer

Decisive Point; El Segundo (CA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Incentive stock plan

100% medical coverage for employee

8-weeks paid parental leave

Daily catered lunch

Flexible PTO policy

Job summary

Pow.bio is seeking a Senior Equipment Engineer in El Segundo, CA, to work closely with design and manufacturing teams to innovate custom equipment for microreactor systems. The successful candidate will have a Bachelor's degree and at least 4 years of mechanical equipment design experience.

The role involves developing equipment for fueling and defueling reactors, and a solid understanding of CAD and GD&T is essential. Benefits include substantial equity grants and comprehensive health coverage.

Qualifications

• 4+ years of experience in mechanical equipment design and fabrication.
• Solid understanding of GD&T with experience applying it to fabrication drawings.

Responsibilities

• Partner with design and manufacturing engineers to develop production equipment.
• Design equipment for fueling/defueling of the reactor.
• Identify and develop suppliers for components.

Skills

Mechanical equipment design

CAD (NX or similar)

Geometric Dimensioning & Tolerancing (GD&T)

Solid problem-solving skills

Education

Bachelor’s degree in mechanical or manufacturing engineering

Job description

About Radiant

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 microreactor that can be transported anywhere power is needed and run for up to 5 years without refueling. 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. 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. Founded in 2020, Radiant is on track to test its first reactor at the Idaho National Laboratory this summer, with initial customer deliveries beginning in 2028.

About 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. You will be part of the early team that develops production equipment for the factory that will mass produce, fuel, and refuel Kaleidos.

Responsibilities & Duties

• Partner with design and manufacturing engineers to develop innovative production equipment for fabricating and assembling complex mechanisms and structures.
• Design, analyze, and fabricate equipment that enables semi-remote operations for fueling/defueling of the reactor.
• Identify and develop appropriate suppliers for components and fabrication.

Required Qualifications & Skills

• Bachelor’s degree from an accredited institution in mechanical, manufacturing, or other related engineering discipline.
• 4+ years of experience in mechanical equipment design and fabrication of multi-component assemblies in CAD (NX or similar).
• Solid understanding of Geometric Dimensioning & Tolerancing (GD&T) with experience applying it to fabrication drawings.

Desired Qualifications & Skills

• Master’s degree from an accredited institution in mechanical, manufacturing, or other related engineering discipline.
• Proficiency with both “hand calc” analytical methods and higher fidelity finite element-based analysis methods.
• Self-motivated with strong organizational, written, and oral communication skills.
• Experience with custom machine design; electromechanical systems, motors, actuators, linear rails, bearings, lifting/rigging, etc.
• Strong problem‑solving skills and attention to detail.
• Demonstrated ability to work collaboratively with design and operations teams.

Additional Requirements

• Must be willing to work extended hours and weekends as necessary to achieve company goals.
• Must work 100% onsite at El Segundo HQ.

Benefits and Perks

• Stock: Substantial incentive stock plan for all full-time employees.
• Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
• One Medical: Sponsored memberships for employees and their dependents.
• Vision: 100% top tier plan coverage + 50% for dependents.
• Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.
• Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
• 8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
• Daily catered lunch. Free snacks and drinks.
• Flexible PTO policy. Remote workday allocation.
• Company and team-bonding events, happy hours and in-person camaraderie.
• Beautiful El Segundo headquarters close to the Pacific Ocean.

Total Compensation and Benefits

Radiant compensates people for impact and invests in those who continue to raise the bar. Radiant’s new hire compensation package includes base salary, substantial equity grants, and comprehensive health benefits. Total compensation and level are determined through a rigorous evaluation of interview performance, experience, education, and qualifications, and are designed to support continued growth as scope, responsibility, and impact expand at Radiant.

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

Unfortunately, we are unable to provide visa sponsorship at this time.

This position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.