Associate Rocket Propulsion Engineer

Position Overview

We are seeking an Associate Rocket Propulsion Engineer to support the design, development, and testing of solid rocket propulsion systems for advanced aerospace and hypersonic applications. This role is heavily focused on hands‑on propellant processing and mixing within laboratory and manufacturing environments. The ideal candidate will assist with propellant formulation activities, execute precise material preparation and batching procedures, and contribute to iterative formulation improvements under the guidance of senior engineers.

This position requires strong attention to detail, process discipline, and a commitment to safety when working with energetic materials. You will collaborate closely with propulsion engineers and cross‑functional teams in a fast‑paced research and development environment.

• Execute material preparation and laboratory procedures in accordance with established safety and process controls
• Support solid rocket propellant formulation, mixing, batching, processing, and basic material characterization activities
• Assist with motor casting, integration, and inspection to ensure quality and performance consistency
• Participate in ground testing of solid rocket motors, including test setup, execution support, data collection, and basic post‑test analysis
• Contribute to formulation improvements based on test data and performance trends under senior engineer guidance
• Support evaluation of ablative materials and thermal protection systems for solid rocket motor applications
• Assist with internal ballistics evaluations and propulsion analysis, including chamber pressure, thrust, and burn behavior review
• Collaborate with engineering and manufacturing teams to support active development programs
• Prepare technical documentation, test reports, and qualification documents

• Bachelor's degree in Mechanical Engineering, Mechanical Engineering Technology, Chemical Engineering, Aerospace Engineering, or a related field OR
• 5 years of relevant casting experience in lieu of a degree
• Working knowledge of CAD software such as Solid Works
• Ability and willingness to perform hands‑on engineering work in laboratory and test environments
• Strong attention to detail and ability to follow established procedures and safety protocols
• U.S. citizenship and ability to obtain and maintain a Secret security clearance

• 1-3 years of experience in propulsion, energetics, materials, or related engineering environments
• Internship, co‑op, academic research, or laboratory experience related to propulsion systems or energetic materials
• Hands‑on laboratory or manufacturing experience
• Experience with propellant mixing, batching, or formulation processes
• Familiarity with propulsion and thermochemical analysis tools such as ProPEP, CEAM, CHEM, or similar software
• Basic understanding of solid rocket motor concepts, including internal ballistics and burn behavior
• Experience supporting test activities, data collection, and post‑test analysis
• Exposure to FEA tools for thermal or structural analysis

• Competitive salary
• Comprehensive health benefits with high employer contribution
• 401(k) matching program
• Employee stock option program
• Flexible work schedule
• Professional development and career growth opportunities
• Collaborative and innovative engineering environment

This is an opportunity to contribute to next‑generation aerospace and hypersonic propulsion technologies in a highly technical and hands‑on engineering environment. You will work alongside experienced propulsion engineers on advanced research and development programs while building expertise in solid rocket motor development, propellant processing, and testing. If you are passionate about propulsion systems, experimental engineering, and cutting‑edge aerospace technology, we encourage you to apply.