engineering
Posted Apr 29Senior Rotordynamics Engineer
San Francisco, United StatesOn-site
Responsibilities
- WHAT YOU’LL DO: - Lead rotordynamic analysis of turbomachinery systems, including critical speed prediction, stability margins, imbalance response, torsional analysis, modal analysis, and Campbell diagram development - Bearing selection, preload definition, stiffness and damping trade studies, thermal management and lubrication system - Define and execute test campaigns instrumented specifically for rotordynamic validation - Develop and iterate computational models (StarCCM+, AxSTREAM) with rotordynamic
Requirements
- To achieve this, we are integrating our advanced airframe and engine technologies—which include Duality™, our proprietary dual-use propulsion system—with a new flight operations model to make supersonic transport as efficient and economical as commercial air travel is today.
- WHO YOU ARE: Astro Mechanica is looking for a Senior Rotordynamics Engineer with the knowledge and skill to refine the development of our terrestrial and aviation turbomachinery through your understanding of the detailed physical processes that happen within them. Your
- experience with rotordynamic modelling tools (DyRoBes or equivalent) -
- Experience with blade and compressor geometry development using CFD, streamline curvature, and 1D meanline methods (StarCCM+, AxStream) -
- Experience with test instrumentation and data reduction specifically for mechanical validation (vibration, whirl, and rotor response) -
- Experience with propulsion cycle tools (GasTurb, NPSS) and how compressor mechanical behavior couples to cycle performance - Proficient in CAD for rotating assemblies (Siemens NX) and multiphysics analysis -
- Experience with scripting for analysis automation and post-processing (Python, MATLAB) - Effective communicator capable of leading cross-functional design reviews and contributing to system architecture discussions PERKS &
Benefits
- BENEFITS: - Comprehensive medical, dental, and vision insurance, including Flexible Spending Accounts (FSA) - 401(k) program and transparent stock option plan - Self-managed and flexible time-off policy, including PTO, paid holidays, and sick time - Flexible work environment ADDITIONAL INFORMATION: At Astro Mechanica, we highly value in-office work to foster collaboration and strengthen our company culture.