Propulsion Performance Engineer, NPSS

Anduril Industries
Santa Ana, California, United StatesPosted 24 February 2026

Job Description

<div class="content-intro"><p>Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and control center. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years.</p></div><p>We are looking for a Propulsion Performance Engineer to enhance our Propulsion Development team. This role is critical in developing and optimizing advanced propulsion systems to meet our aggressive and innovative goals. You will be responsible for simulation and development of air breathing propulsion systems along with supporting flight testing as needed.</p> <p><strong>WHAT YOU’LL DO:</strong></p> <ul> <li>Own the performance modeling and acceptance criteria of gas turbine engines</li> <li>Create and maintain engine performance decks for internal and external customers</li> <li>Mentor less experienced engineers on the development of gas turbine engines</li> <li>Assist in research and development regarding design of aircraft engines, engine components, advanced combustion and fuel injection systems.</li> <li>Review test data for performance compliance and model fidelity</li> <li>Lead projects to improve performance of gas turbine engines</li> <li>Support test campaigns with up to 20% travel.</li> </ul> <p><strong>REQUIRED QUALIFICATIONS:</strong></p> <ul> <li>Bachelor’s degree or higher in Mechanical or Aerospace Engineering</li> <li>A minimum of 5 years of experience in modeling/simulation of gas turbine engine performance</li> <li>Proven expertise in code development for 0D simulation of Gas Turbine Engines using NPSS (Preferred), EES, GT Power, GateCycle, or other proprietary equivalent</li> <li>Knowledge of instrumentation strategies and setups to diagnose performance of gas turbine engines</li> <li>Exposure to testing of gas turbine engines</li> <li>Proven expertise in the aerodynamics and thermodynamics of turbomachinery.</li> <li>Must be eligible to obtain / maintain US Security Clearance.</li> </ul> <p><strong>PREFERRED QUALIFICATIONS:</strong></p> <ul> <li>Experience with air-breathing propulsion systems</li> <li>Experience in Engine Operability (Stability Audits, Distortion Sensitivity, Lean Blowout Margin)</li> <li>Experience in turbine engine starting analysis</li> <li>Experience authoring turbine engine requirements in early program phases</li> <li>Professional experience using Siemens NX (Unigraphics) or other CAD packages</li> <li>Experience conducting 1D sizing of turbomachinery components</li> <li>Experience with Numerical analysis Toolsets for turbomachinery (AxStream, Concepts NREC)</li> <li>Experience with aerodynamic rig testing techniques for turbomachinery components</li> <li>Experience using CFD to simulate the performance of gas turbine components (Ducts, Inlets, Nozzles, Turbomachinery)</li> <li>Experience with Internal Combustion Engines</li> <li>Professional experience designing, testing, or flying air-breathing combustors, augmentors, ignition systems, variable area nozzles, or turbomachinery</li> </ul><div class="content-pay-transparency"><div class="pay-input"><div class="title">US Salary Range</div><div class="pay-range"><span>$129,000</span><span class="divider"></span><span>$171,000 USD</span></div></div></div><div class="content-conclusion"><p><span data-contrast="auto">The salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not l ... (truncated, view full listing at source)