Kellen obtained his degree in Civil Engineering from Montana Tech University and has worked in construction engineering since 2012. He gained experience in both earthwork and structural operations as a field engineer in Northern California. Kellen was subsequently promoted to project engineering and quality control manager. In these roles, he ensured compliance with project plans and specifications and evaluated designs for constructability issues. Kellen serves as Project Engineer for Malcolm International, responsible for scheduling, subcontractor management, and modeling software systems.