
Posting number: G116U
Department: Behavioral Health and Recovery Services
Job classification: Peer Support Worker II
Posting type: Open & Promotional
Categories: Health Services, Mental Health, Social Services, Paraprofessional, Human Services, Counseling, Community and Social Services
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Support older adults on their recovery journey while helping them remain healthy, connected, and independent in their community!
San Mateo County Health's Behavioral Health and Recovery Services (BHRS) is seeking a compassionate Peer Support Worker I/II to join the Older Adult System of Integrated Services (OASIS).
OASIS serves older adults that are homebound/mobility concerns and are also experiencing serious mental illness and/or co-occurring substance use disorders. As a Peer Support Worker, you will use your own lived experience with mental health recovery to inspire hope, build meaningful relationships, and help clients achieve their recovery goals.
Working as part of a multidisciplinary behavioral health team, you will provide peer support, wellness coaching, community-based services, advocacy, and practical assistance that promotes recovery, independence, and quality of life.
This is a part-time, regular position that includes travel throughout San Mateo County for home visits, community-based services, client transportation, meetings, and occasional travel to neighboring counties as needed.
The OASIS Peer Support Worker may be responsible for but not limited to:
Why Join OASIS?
What Makes This Role Unique?
This is a community-based position requiring flexibility, independent decision-making, and frequent travel throughout the county. Successful Peer Support Workers enjoy building relationships, working in diverse community settings, and helping clients overcome barriers to recovery while maintaining professional boundaries.
The ideal candidate will:
Peer Support Worker I: This is the entry-level classification.
Employees receive training while developing the knowledge and skills needed to provide peer support services. Work is performed under closer supervision, with increasing independence as experience is gained.
Peer Support Worker II: This is the journey-level classification.
Employees independently perform the full range of peer support services, exercise sound judgment in carrying out assignments, and require minimal day-to-day supervision.
Salary placement depends on qualifications and experience.
This classification is flexibly staffed. Employees hired as a Peer Support Worker I may be eligible for advancement to Peer Support Worker II upon meeting the required qualifications and demonstrating successful job performance.
NOTE: The eligible list generated from this recruitment may be used to fill future extra-help, term, unclassified, and regular classified vacancies.
Any combination of education and experience that would likely provide the required knowledge, skills and abilities is qualifying. A typical way to qualify is:
Must meet the experience requirements established by the funding source of assignment.
Some positions may require possession of a valid California driver license or equivalent.
Must possess mobility to work in a standard office setting and use standard office equipment, including a computer, and medical equipment; vision to assess emergency situations, including medical incidents and to read printed materials and a computer screen; and hearing and speech to communicate in person, before groups, and over the telephone. Depending on assignment frequent standing in work areas and walking between work areas may be required. Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard, typewriter keyboard, or calculator and to operate standard office and medical equipment. Positions in this classification occasionally bend, stoop, kneel, reach, push, and pull drawers open and closed to retrieve and file information. Employees must possess the ability to lift, carry, push, and pull materials and objects up to 45 pounds.
Employees primarily work in an office environment with moderate noise levels and controlled temperature conditions. Employees may work outdoors and are occasionally exposed to loud noise levels and cold and/or hot temperatures. Incumbents may be exposed to blood and body fluids rendering First Aid and CPR. Employees may interact with members of the public or with staff in a highly emotional setting while interpreting and enforcing departmental policies and procedures.
Open & Promotional. Anyone may apply. Current County of San Mateo and County of San Mateo Superior Court of California employees with at least six months (1040 hours) of continuous service in a classified regular, probationary, extra-help/limited term positions prior to the final filing date will receive five points added to their final passing score on this examination.
The examination process will consist of an application screening (weight: pass/fail) based on the candidates' application and responses to the supplemental questions. Candidates who pass the application screening will be invited to a panel interview (weight: 100%). Depending on the number of applicants an application appraisal of education and experience may be used in place of other examinations or further evaluation of work experience may be conducted to group applicants by level of qualification. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in the County of San Mateo, 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 https://jobs.smcgov.org/ to apply. Responses to the Supplemental Questionnaire must be submitted in addition to the standard County employment application form. A resume will not be accepted as a substitute for the required application materials. Online applications must be received by the Human Resources Department before midnight on the final filing date.
Final Filing Date: Tuesday, November 3, 2026 at 11:59PM PST
Application Screening: Week of November 9, 2026
Panel Interviews: Week of December 7, 2026
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. We seek to hire, support, and retain employees who reflect our diverse community, and 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.
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The County of San Mateo is an equal opportunity employer.
HR Contact: Priscilla Bermudez (102026) - Peer Support Worker I/II (G115/G116)

The County of San Mateo provides for the health and welfare of all people within its borders and serves as the local government for the unincorporated areas. Voters elect a five-member Board of Supervisors and six additional County officials: the Assessor-County Clerk-Recorder/Chief Elections Officer, District Attorney, Controller, Coroner, Sheriff and Treasurer-Tax Collector.
We invite you to explore our career opportunities at https://jobs.smcgov.org/