Spacecraft Thermal Engineer II - TS/SCI Clearance

APR Consulting, Inc. seeks a TS/SCI Thermal Engineer II to join a JPL/NASA program in Pasadena, CA. The role focuses on thermal design and analysis for space-based demonstrations, including radiation, conduction, and two-phase cooling. Responsibilities include developing thermal models, performing analyses, supporting milestone reviews, and collaborating with systems engineers. Requirements include a BS or higher in aerospace/mechanical engineering and U.S.