Rubin Guerra, a retired correctional sergeant, passed away Aug. 27, 2025. He retired in 2020 after 22 years of service.

Guerra began his career with the department in 1998 as a correctional officer at Deuel Vocational Institution in Tracy.
He was promoted to correctional sergeant in 2007 and assigned to the Richard A. McGee Correctional Training Center in Galt. He remained at the training center until his 2020 retirement.
“Rubin will be remembered as having great passion and dedication to his responsibility as a training instructor to ensure that his cadets were aware of and be prepared for the challenges of what they signed up for. Rubin will be missed by his family, friends and all who knew him,” according to his coworkers.
A celebration of life will be held at 2 p.m., Oct. 26 at IDOL Brew Works, 100 S. Sacramento St. in Lodi.
Read more tributes to staff and retirees who have passed away.
Follow CDCR on YouTube, Facebook, X (formerly Twitter). Listen to the CDCR Unlocked podcast.
Related content
PVSP mourns passing of Pedro Longoria, staff member
Pleasant Valley State Prison is mourning the passing of Pedro Longoria, supervisor of vocational instruction. Longoria passed away April 26,…
Freddy Contreras, retired correctional officer
Freddy Contreras, a retired correctional officer, passed away April 19, 2026. He worked for the department for more than two…
Weljan Estrella, retired accountant trainee
Weljan Estrella, a retired accountant trainee, passed away April 21, 2026. Estrella worked for the department for 18 years. He…
Joe Servin, retired plumber II
Joe Servin, a retired plumber II, passed away April 21, 2026. Services will be held April 28-29. He began his…
Jose Razo, retired correctional officer
Jose Razo, a retired correctional officer, passed away April 14, 2026. He worked for the department for 18 years. Razo…
CSP‑Sacramento mourns loss of Captain Cory Martincek
California State Prison-Sacramento is mourning the passing of Cory Martincek, a correctional captain who has been with the department for…