Assistant Chief and Deputy Chiefs
Assistant Chief Joshua Doberneck
Assistant Chief of Police Joshua Doberneck joined the Stockton Police Department in 1997, where
Motor Officer, and Tow Hearing Officer. Assistant Chief Doberneck was promoted to Sergeant on June 29, 2007, and was assigned as a
Patrol Sergeant and to the Professional Standards Section. Assistant Chief Doberneck was promoted to Police Lieutenant on February 1, 2013, where he was
assigned to Field Operations as a Watch Commander, the Strategic Operations Section, and also to the Professional Standards Section.
Assistant Chief Doberneck was promoted to the rank of Captain on November 1, 2020, where he commanded the Special Operations Section and the Field Operations Section.
On October 1, 2022, Josh was promoted to Assistant Chief of Police.
Assistant Chief Doberneck holds a Bachelor's and Master’s degree in Criminal Justice from California State University, Stanislaus, and is a graduate of the
FBI National Academy, Class 263.
Deputy Chief Scott Graviette 
Deputy Chief Graviette was hired by the Stockton Police Department in August 1999.
As a Police Officer, Scott worked as a Patrol Officer, Officer for the Gang Street Enforcement Team, Vice Detective, and a SWAT Operator.
Scott promoted to Sergeant in 2012, and served as a Patrol Supervisor, SWAT Team Leader, and Vice Sergeant.
He was promoted to Lieutenant in 2016, where he served as a Watch Commander, SWAT Commander, Manager of the Air Support Unit, Commander of the Strategic Operations Division, Commander of the Emergency Services Unit, Administrative Lieutenant for Field Operations, Commander of Special Investigations Section, and Training Manager.
He has earned his Intermediate, Advanced, Supervisory, and Management POST Certificates
Scott holds a Bachelor of Science degree in Criminal Justice from California State University, Sacramento.
On December 4, 2022, he was promoted to the rank of Captain and assumed Command of the Investigations Division.
On February 16, 2023, he was promoted to the rank of Deputy Chief of Police and assumed command of the Operations Bureau.
Deputy Chief Antonio Sajor
In 2007, Deputy Chief Sajor was promoted to Sergeant where he worked in the Field Operations Division.
In 2011, Deputy Chief Sajor was promoted to Lieutenant and served as a Watch Commander, Strategic Operations Commander addressing community concerns on crime and blight, was the initial manager of the Police Chief's Community Advisory Board, and the Crisis Negotiations Team Program Manager.
In August 2014, Deputy Chief Sajor was promoted to Captain and commanded the Special Operations, Technical Services, Investigations, and Administrative Services Divisions within the Stockton Police Department.
In 2017, Deputy Chief Sajor was awarded the Center for Digital Government's “Best of California, Demonstrated Excellence in Project Management Award" for his leadership role in the successful migration of systems that run the dispatch center and records management systems of the police department.
In June 2022, Deputy Chief Sajor promoted to Deputy Chief where he commands the Logistics Bureau which includes the Administrative Services and Technical Services Division.
Deputy Chief Sajor has earned his Intermediate, Advanced, Supervisory, and Management Certificates from the California Commission on Peace Officer
Standards and Training (POST). Sajor holds a Bachelor of Science degree in Criminology from CSU Fresno (1997), and a Master's Degree in Security Studies (Homeland Security) from the Naval Postgraduate School in Monterey, CA (2015).
He is a graduate of the Sherman Block Supervisory Leadership Institute and the California P.O.S.T. Command College.He volunteers on the Principal's School Site Council for the All Saints Academy in Stockton, CA.