Police Chief Jason Irvin

Police Chief Jason Irvin began his law enforcement career in 1997 as an officer with the Chattanooga Police Department. Prior to joining the Town of Smyrna, Irvin worked with the Chattanooga Police Department serving as the Assistant Police Chief from 2017 until his retirement earlier this year. Over the past twenty five years he worked his way through the ranks of the Chattanooga Police Department serving as director of training, lieutenant in internal affairs, patrol supervisor, sergeant in internal affairs, property crimes investigator, major crimes investigator, school resource officer and patrolman.

Irvin holds a bachelor’s and a master’s degree in criminal justice from the University of Tennessee-Chattanooga and is a 2015 graduate of the 259th session of the FBI National Academy.

Assistant Chief Jeff Dwyer

Assistant Chief Jeff Dwyer began his law enforcement career in the United States Air Force, Security Police, where he served from 1983 until 1989. He returned home to Smyrna following his military service, joining the Smyrna Police Department in 1990. He worked his way through the ranks of the department, serving as a patrol officer, Corporal in the Patrol Division, and Sergeant in the Patrol Division. In 1997, Dwyer was promoted to Patrol Captain. While serving with Smyrna Police Department, Captain Dwyer continued to further his education.
Dwyer holds a Bachelor of Science Degree in Criminal Justice Administration from Columbia Southern University, and graduated from the FBI National Academy, Session 204, in 2001.

Assistant Chief John Liehr

Assistant Chief John Liehr has served with the Smyrna Police Department since 1994. He worked his way through the ranks of the department, serving as a patrol officer, a Field Training Officer, Corporal in the Patrol Division, Sergeant in the Patrol Division, detective, Detective Sergeant of Narcotics, and Detective Sergeant of the Detective Division.
Liehr holds an Associate's Degree in Criminal Justice from Middle Tennessee State University, a Bachelor's Degree in Criminal Justice from St. Leo University, and Master's Degree in Criminal Justice from Nova Southeastern University and is a 2024 graduate of the 288th session of the FBI National Academy.

Administration Captain James Scott

Administration Captain James Scott is a 30-year veteran of the Smyrna Police Department. Since joining the force in 1995 as a Patrol Officer, he has served in a variety of roles, including SWAT Officer, Bike Patrol Officer, Field Training Officer, and Detective.
Today, as the leader of the Administration Division, he oversees the Criminal Investigation Division, Professional Standards, and the Records Division.
Captain Scott holds a Bachelor of Science Degree in Criminal Justice Administration from Middle Tennessee State University and is a graduate of the University of Louisville's Southern Police Institute (155th Administrative Officer Course).

Patrol Captain Bobby Gibson

Patrol Captain Bobby Gibson began his law enforcement career with the Smyrna Police Department in 1995. Working his way through the ranks, he has served as a Patrol Officer, K-9 Officer, Corporal, Patrol Sergeant, SWAT Team Commander, and Training Division Sergeant. Today, as the leader of the Patrol Division, he oversees all patrol operations and manages the department's vehicle fleet. Captain Gibson holds a Bachelor of Science in Criminal Justice Administration from Middle Tennessee State University.

Special Operations Captain Jason Anderson

Special Operations Captain Jason Anderson brings a wealth of experience from a variety of leadership and specialized assignments. He built his foundation with 11 years in Patrol as a Police Officer, SWAT Team member, Field Training Officer, and Corporal, followed by 14 years as a General Detective in the Criminal Investigations Division. He later advanced to the Office of Professional Standards as a Detective and Sergeant, where he helped launch the department's CALEA accreditation program.
Serving as Captain of Special Operations, Anderson leads the Communications Division along with the Training, Community Services, Traffic, and Crime Suppression units. His oversight directly supports the department's mission to deliver professional, responsive, and community-focused public safety services.
Anderson holds Bachelor of Science Degree in Political Science from Middle Tennessee State University