Callen Hajda is an experienced aerospace engineer currently employed at the Federal Aviation Administration since September 2024. Previously, Callen held multiple roles at Axiom Space, transitioning from Engineer to Senior Systems Engineer from May 2022 to September 2024. At Barrios Technology, LTD, Callen worked as a Commercial Integration Engineer, supporting integration with the International Space Station program for a brief period in early 2022. Earlier experience includes serving as a Flight Controller Trainee at KBR, Inc., and various internships at Northrop Grumman and Orbital ATK, focusing on mechanical engineering and mass properties. Callen holds a Master of Engineering and a Bachelor of Science in Aerospace Engineering from Texas A&M University, complemented by a high school diploma with a STEM endorsement from St. Dominic Savio Catholic High School.