Andrew G.

About Andrew G.

Structural analysis and dynamics engineer with 13+ years in aerospace structures, propulsion, and turbomachinery.Expertise in vibration, strength, fatigue, and fracture mechanics of metallic and composite hardware.Proven analysis leadership, delivering high-performance solutions in fast-paced development environments.Technical Expertise:• Structural Analysis- Detailed non-linear FEA and fundamental hand-calculations- LCF, HCF, and crack growth fracture analysis- Steady-state and transient thermal analysis- Mechanical joints such as bolted flanges, splines, interference fits, etc- Global FEMs to simulate operating loads (pressure/thermal, inertial, and vibration) and extract resulting internal loads- Vibration analysis (modal and forced response) of static and rotating components (Campbell/SAFE diagrams)- Rotor-dynamic analysis of rotating systems for critical speeds, unbalance response, and instability- High strain rate explicit dynamics analysis (LS-DYNA) for rotor burst containment- Composite structures (PMC/CMC) and bonded joints.• Structural Testing- Shaker table and tap testing to correlate dynamic models (frequencies, mode shapes, and damping)- High-frequency data analysis of accelerometers and strain gages- Vibration environment generation- Interpretation of large-scale test data and failure modes to establish structural methods and allowables.• Tools/Software- FEA: ANSYS, NASTRAN/FEMAP, LS-DYNA, ABAQUS- Analysis: NASGRO, nCode- Programming: MATLAB, Python, APDL

Experience

1. Propulsion Structural Analyst

   Relativity Space

   Aug 2025 — Present

Education

• University of Southern California

  B.S., Biomedical / Mechanical Engineering

  2007 — 2011

Skills

• Six Sigma
• Spc
• Finite Element Analysis
• Stress Analysis
• Microsoft Office
• Minitab
• Matlab
• Solidworks
• Geometric Dimensioning & Tolerancing
• Ansys