Engineering Manager, Hardware-in-the-Loop (HIL)

The role

You will lead an electrical engineering team responsible for test infrastructure and system integration for the Kaleidos microreactor. You will manage people, own cross-functional stakeholder relationships, and drive execution from architecture through hardware bring-up and testing.

What you will do

• Lead and grow a team of electrical engineers, owning hiring, performance management, and technical development.
• Own electrical and software integration requirements spanning power distribution, signal conditioning, sensor mapping, actuator interfaces, and device simulation.
• Manage schedule, budget, and vendor relationships for electrical hardware and integration activities.
• Drive electrical validation strategy; establish test procedures, methodologies, and best practices across the team.
• Own cross-functional alignment with embedded, controls, software, and mechanical engineering teams.
• Oversee test infrastructure build-out and establish the test environment.
• Lead design reviews and communicate technical decisions to cross-functional stakeholders and leadership.

Required qualifications

• BS in Electrical Engineering, Mechanical Engineering, Computer Engineering or a related discipline.
• 8+ years of progressive engineering experience across hardware, controls, or test systems, with hands-on design, integration, and validation.
• 5+ years architecting hardware-in-the-loop (HIL) systems, including signal conditioning, DAQ/IO interfaces, plant model integration, and embedded controls validation.
• 2+ years of engineering management experience, including hiring and team development.
• Demonstrated ability to drive programs with significant scope and ambiguity under tight timelines.
• Experience with DAQ and test systems (e.g., NI PXI, dSpace, Speedgoat, or similar).
• Proficiency with LabVIEW, TestStand, and at least one scripting language (Python, C++, C#, or similar).
• Strong electrical, software, hardware debugging and root cause analysis skills.
• Must be willing to work extended hours and weekends as necessary to accomplish our mission.

Nice to have

• MS or PhD in Electrical Engineering or a related discipline.
• 4+ years of engineering management experience, including hiring and team development.
• Familiarity with real-time simulation systems and/or FPGA-based hardware.
• Experience with controls fundamentals and software testing processes.
• Background in high-reliability, safety-critical, or regulated industry environments (aerospace, defense, nuclear, medical, or automotive).

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 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.