The Primary Focus for this role is the CACI Principal Propulsion SME for marine machinery technical areas including but not limited to Main Propulsion and Auxiliary Diesel Engines, Gas Turbines, Diesel-mechanical and Diesel-electric Propulsion Systems, Hybrid Propulsion, PTO/PTI, Reduction Gears, Propulsion Shafting, Shaft Seals, Bearings, Steering Gears, Combustion Intake/Exhaust and Emissions Abatement Systems, Propellers, Thrusters including L, Z, and podded drives, tunnel, and other propulsor types. You will perform as a key engineering lead directly supporting our key clients and be a recognized technical leader among colleagues and team members performing engineering tasking on programs throughout the Navy's fleet - supporting aircraft carriers, combatants, amphibious and auxiliary ships from program initiation through concept, design, construction, life cycle, and fleet support.