Sergeant Davis began his law enforcement career with the Parkville Police Department in 1990. Sergeant Davis is a graduate of the Southern Police Institute of Police Management School in Louisville, Kentucky and the Missouri Highway Patrol Supervisor School located in Jefferson City, Missouri. Sergeant Davis instructs CPR/AED Classes at the Parkville Police Department. Sergeant Davis is a graduate of the Metro Squad Death Investigation School instructed by the FBI. Sergeant Davis attended the A.P.T. Firearms Training School located in Springfield, Missouri. Sergeant Davis serves as the Parkville Police Department Firearms Instructor for the .40 caliber Sig Sauer Police Duty Pistol.