Staff Turbomachinery Design Engineer – High‑Speed Rotating Systems (Onsite)

Speedrun Talent Network; El Segundo (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Stock plan

Medical plan (base Silver 100% for you

One Medical membership

Vision plan

Dental plan

Parental leave

Nuclear Engineering Certificate

Daily catered lunch

Flexible PTO

Team events

Onsite HQ near Pacific Ocean

Job summary

Radiant, located in El Segundo, CA, is seeking a Staff Mechanical Design Engineer, Turbomachinery, to own the rotating turbomachinery assembly at the heart of our 1MW Brayton power system.

You will define the mechanical architecture for high-speed hardware operating under extreme temperatures and speeds, coordinating with electrical, thermal, and manufacturing teams to deliver robust, production-ready designs.

Qualifications

• 8+ years designing high-speed rotating machinery (turbines, compressors, or similar systems).
• Deep expertise in structural analysis and mechanical design of turbomachinery.
• Hands-on experience with assembly, integration, and troubleshooting of turbomachinery.

Responsibilities

• Define mechanical architecture for high-speed rotating assemblies up to ~30 krpm.
• Lead rotor dynamics, structural integrity, and life analysis for rotating components and assemblies.
• Define tolerances, fits, stack-ups, and alignment strategies for precision rotating assemblies.
• Partner with electrical engineering on alternator rotor integration and electromagnetic/structural coupling.
• Collaborate with manufacturing to ensure designs are producible, inspectable, and scalable.
• Perform testing and validation of rotordynamic systems and drive model correlation.

Skills

Rotor dynamics

Turbomachinery design

Structures analysis

Tolerance & GD&T

Hardware integration

Design reviews

Engineering judgment

Education

B.S. in Mechanical Engineering

M.S. or Ph.D. in Mechanical Engineering

Tools

ANSYS

NX

Teamcenter

Job description

Radiant, located in El Segundo, CA, is seeking a Staff Mechanical Design Engineer, Turbomachinery, to own the rotating turbomachinery assembly at the heart of our 1MW Brayton power system.

You will define the mechanical architecture for high-speed hardware operating under extreme temperatures and speeds, coordinating with electrical, thermal, and manufacturing teams to deliver robust, production-ready designs.