Senior Mechanical Engineer — Turbomachinery & Propulsion (Equity)

Lumicity; Long Beach (CA); On-site; USD 180,000 - 250,000; Full time

Job summary

Lumicity has partnered with an early-stage Defense & Aerospace company in Long Beach, CA to hire a hands-on Senior Mechanical Engineer who will own the full lifecycle of gas turbine engines. The role demands strong design, analysis, and testing capabilities for high-speed rotating machinery.

You will perform FEA, thermal and structural analyses, develop CAD models (Siemens NX), and work closely with manufacturing to validate and finalize rotating assemblies for production.

Qualifications

• Bachelor's degree in Mechanical Engineering or similar field.
• 4+ years' experience in high-speed rotating machinery design (turbines/engines/propulsion).
• Extensive knowledge of FEA, thermal, structural, fatigue and vibration analysis (ANSYS).
• Proficient CAD skills (Siemens NX).
• Startup experience is advantageous.

Responsibilities

• Own the full lifecycle of mechanical systems and turbomachinery from design to prototype, analysis, testing, and validation.
• Perform hand calculations, FEA, thermal, structural, fatigue and vibration analyses to validate designs.
• Produce detailed CAD models, engineering drawings, and assembly documentation.
• Support testing of designs and prototypes, collaborating with manufacturing.
• Create 3D drawings and rotating assemblies for engines and components.

Skills

Rotating machinery design

FEA

Vibration analysis

Thermal analysis

Structural analysis

Fatigue analysis

Education

Bachelor's degree in Mechanical Engineering

Tools

ANSYS

Siemens NX

Job description

Lumicity has partnered with an early-stage Defense & Aerospace company in Long Beach, CA to hire a hands-on Senior Mechanical Engineer who will own the full lifecycle of gas turbine engines. The role demands strong design, analysis, and testing capabilities for high-speed rotating machinery.

You will perform FEA, thermal and structural analyses, develop CAD models (Siemens NX), and work closely with manufacturing to validate and finalize rotating assemblies for production.