Mechanical Engineer, Fluid Systems

The role

This person will own critical Kaleidos fluid systems from preliminary design through build and production. They will perform trade studies, component selection, thermal hydraulic analysis, piping design, vendor selection, assembly, and testing.

What you will do

• Own end-to-end engineering of fluid systems and components, including compressors, valves, and heat exchangers.
• Perform complex thermal and fluids analysis to drive design decisions, verify system performance, and ensure structural integrity.
• Perform trade studies to optimize system and meet program requirements.
• Develop and execute manufacturing/assembly instructions and test plans.
• Create and manage a Bill-Of-Materials (BOM).
• Find and develop suppliers for all components.
• Own subassembly design, manufacturing, and test schedules.
• Own risk analysis (FMEA) for subsystems.
• Collect requirements and provide expertise to engineers in other functional areas.

Required qualifications

• Bachelor’s degree from an accredited institution in Mechanical, Materials, Aeronautical, Civil or Structural Engineering.
• Experience with fluid system architecture design.
• 2+ years of experience in designing, building, and testing fluids systems.
• Proficient knowledge in fluid dynamics and thermodynamics.
• Proficient knowledge of heat exchanger design and analysis methods.
• Must be willing to work extended hours and weekends as necessary.

Nice to have

• Knowledge of thermodynamic power cycles.
• Prior experience with designing piping system for thermal growth using hand calculations and FEA tools.
• Experience with process piping design and testing codes, such as ASME B31.3 and ASME PCC-2.
• Prior experience with fluid system modeling via Matlab/Python.
• Experienced in design for manufacturability and ramping up hardware build in a production environment.
• Experienced in designing and operating test stands.
• Takes extreme ownership of work and a high degree of responsibility.
• Excellent communication across multidisciplinary teams.

Benefits

• 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.
• Nuclear Engineering Certificate Program: 100% covered educational program with Penn State University, for eligible employees.
• Daily catered lunch.
• Free snacks and drinks.
• Flexible PTO policy.

Before you apply

• Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.

About the company

Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. Founded in 2020, Radiant is under contract to deliver power to the U.S. Army, Navy and Air Force.