Christian Graff

Christian Graff is currently a Test Design Engineer for the New Glenn Advanced Upper Stage at Blue Origin since November 2025. Prior to this role, Christian served as Lead Hardware Test Engineer at PassiveLogic, where responsibilities included establishing testing documentation, designing custom test fixtures for AI HVAC systems, and automating testing processes. Christian also has experience as Head of Engineering at PhoneSoap, managing product development, conducting fluid dynamics and heat transfer simulations, and collaborating with suppliers for manufacturing. Earlier positions included mechanical design and support engineering roles at Brigham Young University and ATL Technology, showcasing expertise in testing, design, and integration of mechanical systems. Christian holds a Bachelor of Science in Mechanical Engineering with an Aerospace Emphasis from Brigham Young University.