Abner Sims has over 20 years of experience maintaining, diagnosing, and repairing diesel and gasoline engines for vehicles including cars, heavy equipment, trucks, buses, and aircraft. He is skilled in computer-based diagnosis and has a Class B CDL. His work history includes positions maintaining vehicles and equipment for Idaho State University, a school district, a construction company, and Union Pacific Railroad. He has attended various training programs and has a private pilot's license.