Deputy Sheriff - Lateral (Open)

Effective January 22, 2026, the hiring and relocation incentives previously offered for this position are no longer active. Please note that on January 11, 2023, the job posting was revised to update the eligibility requirement for employment in the United States under federal law. This job posting was revised on January 20, 2022, to remove the requirement of submitting scores for the Work Sample Test Battery (WSTB) Physical Agility test. Are you an experienced peace officer? The San Mateo County Sheriff's Office is seeking current peace officers for the position of Deputy Sheriff Lateral. The San Mateo County Sheriff's Office employs over six hundred sworn and civilian employees. Deputy Sheriffs facilitate community interaction and utilize collaborative problem‑solving techniques; investigate crimes; patrol assigned areas; receive, supervise and transport inmates; act as bailiff or civil deputy; and perform all related duties in law enforcement and crime prevention as may be assigned under general supervision. To avoid delays in processing your application for this position, please read all the information contained in this job posting prior to submitting an application. This is NOT an ENTRY-LEVEL POSITION. Successful candidates must have experience as a peace officer and must possess a valid California Basic POST Certificate. The Basic Certificate is awarded to current full‑time peace officers of a POST‑participating agency that have satisfactorily completed the prerequisite Basic Course requirement and the employing agency’s probationary period. A copy of a valid California Basic POST Certificate or Basic Course Waiver Letter must be attached to the application. California Basic POST (Peace Officer Standards and Training) Certificate – The Basic Certificate is awarded, as defined in Regulation 1012, to currently employed full‑time peace officers of a POST‑participating agency who have satisfactorily completed the prerequisite Basic Course requirement and the employing agency’s probationary period. Out‑of‑state applicants: Completion of the Basic Course Waiver process is an option for meeting California’s Regular Basic Course training requirement for out‑of‑state applicants. An individual must successfully complete the entire four‑step Basic Course Waiver (BCW) process to obtain a waiver. To begin or learn more about the Basic Course Waiver process, please visit Education: High school diploma or its equivalent. License: Valid California Class C Driver License or equivalent. Background: No felony convictions and no recent drug use. Physical Requirements: Must be free from any condition which might adversely affect fitness for the duties of the position; uncorrected visual acuity of at least 20/100 in each eye, correctable to 20/30 in each eye; weight must be in proportion to height. Other requirements: Willing to work irregular hours, holidays, weekends, and rotating shifts. Refrain from using tobacco products at any time for employees hired by the County after October 1, 2004. Anyone may apply. Responses to supplemental questions must be submitted in addition to the County of San Mateo application form along with a copy of your Basic POST Certificate. An application screening committee may select those applicants whose education, experience, training, and knowledge most closely match the requirements of the position and the needs of the Sheriff's Office. This is a continuous recruitment which may close at any time. The final filing date will be posted 5 days in advance in the County of San Mateo Human Resources Department. Qualified candidates will be notified of the date, time and place of the examinations. Subsequent phases of the selection process include a psychological evaluation, polygraph test, and medical examination. The Sheriff's Office will conduct final interviews with candidates who pass all required tests and evaluations. Final selection of candidates is made by the Sheriff's Office and is based on panel interview performance and information gathered in the background investigation, psychological and polygraph assessments, and medical evaluations. The provisions of this bulletin do not constitute a contract, expressed or implied, and any provisions contained in this bulletin may be modified or revoked without notice. All examinations will be given in San Mateo County, California, and applicants must participate at their own expense. IMPORTANT: Applications for this position will only be accepted online. If you are currently on the County's website, you may click the “Apply” button. If you are not on the County's website, please go to to apply. Online applications must be received by the Human Resources Department before midnight on the final filing date. For specific questions regarding retirement, the San Mateo County Employees’ Retirement Association ( can be contacted by email View email address on click.appcast.io or by phone View phone number on click.appcast.io). Apply immediately. This recruitment is open on a continuous basis and selections may be made at any time within the process. About the County San Mateo County is centrally located between San Francisco, San Jose, and the East Bay. With over 750,000 residents, San Mateo is one of the largest and most diverse counties in California and serves a multitude of culturally, ethnically, and linguistically diverse communities. The County of San Mateo, as an employer, is committed to advancing equity to ensure that all employees are welcomed in a safe and inclusive environment. The County seeks to hire, support, and retain employees who reflect our diverse community. We encourage applicants with diverse backgrounds and lived experiences to apply. Eighty percent of employees surveyed stated that they would recommend the County as a great place to work. The County of San Mateo is an equal opportunity employer committed to fostering diversity, equity, and inclusion at all levels. #J-18808-Ljbffr County of San Mateo