- Leidos (Mclean, VA)
- **Description** LEIDOS currently has an opening for a Senior Liquid Rocket Propulsion SME working on-site at a customer location in Northern Virginia. ... This position is part of a team of Subject Matter Experts providing analytic expertise in...13+ years experience. At least 12+ years related to liquid rocket propulsion is required.… more
- Leidos (Huntsville, AL)
- …Hypersonics Division. . As a Hypersonics Lead Propulsion Engineer, you will serve as a Subject Matter Expert and lead a team of Propulsion engineers ... deployment of solid propellant rocket motors (SRM), Liquid Engines (LE), and Air Breathers (AB) propulsion...**Original Posting:** October 7, 2025 For US Positions: While subject to change based on business needs, Leidos reasonably… more