Radiant Industries

Build Engineer, Turbomachinery - 2026 New Graduate

El Segundo, CA · Contract

Sponsorship not specifiedDetected 42 days ago

HRISGD&TRoboticsMechanical DesignCollaborationProblem SolvingMentoring

About the role

We are seeking for a Build Engineer to help bring high-speed rotating hardware from design into reality.
This is a hands-on role ideal for new graduates or early-career engineers who want to learn by building, assembling, and integrating complex turbomachinery systems.
You will work closely with design, test, and manufacturing teams, helping prepare hardware for first-article testing and system validation.

Develop precise assembly instructions, alignment procedures, and torque specifications.
Support rotor stacking, bearing installation, balancing, and alignment operations.
Document assembly activities, as-built observations, and lessons learned.
Help develop and maintain build tools, fixtures, and work-holding solutions.
Support creation of work instructions and standard operating procedures for assembly processes.
Provide feedback to design and manufacturing teams to improve hardware assembly and integration.
Work closely with design engineers, test engineers, and technicians to prepare hardware for testing and validation.
Receive mentorship from senior build engineers while gradually taking on more responsibility.
Learn industry best practices for turbomachinery build, integration, and first-article readiness.
Develop problem-solving skills and hands-on engineering judgment in a fast-paced startup environment.

Must be willing to work extended hours and occasional weekends to support build schedules.
Gain experience with high-speed rotating machinery, tight tolerances, and precision assembly.
Prior hands-on experience from internships, co-ops, class projects, or design competitions (SAE, Formula SAE, robotics, etc.).

Bachelor's degree in Mechanical Engineering or a related field
Strong interest in hands-on mechanical assembly, rotating machinery, or turbomachinery systems.
Basic understanding of GD&T, fits, torque, and alignment principles.
Comfort reading and interpreting mechanical drawings and CAD models.
Willingness to learn, take initiative, and work safely with precision hardware.
Desired Qualifications &
Familiarity with mechanical assembly, rotor balancing, or bearing handling.
Interest in turbomachinery, power generation, or high-speed rotating systems.
Excited to work in a fast-paced, innovative startup environment.
Prior nuclear experience is not required.

100% top tier plan coverage + 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.
Flexible PTO policy.

recruiting@radiantnuclear.com.
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.
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.

This listing is sourced directly from Radiant Industries's careers page and normalized into a canonical job model.