The prison notified the California Department of Corrections and Rehabilitation and other law enforcement of Carbajal's absence just before 8 p.m.
Carbajal was taken into state custody from Fresno County in October 2018 and was then transferred to the Kern Valley State Prison in May 2019.
He is serving a six-year sentence for corporal injury on specific persons resulting in traumatic condition.
If you are aware of Carbajal's whereabouts, you are asked to contact authorities.