Group Supervisor III (Departmental Promotional Only)

Full Job Description

Group Supervisors III plan, assign, direct, and review the work of a small team of Group Supervisors I/II in a unit on an assigned shift at the Youth Services Center, supervise, counsel, and guide a group of juveniles detained in the Center; and perform the more difficult and complex duties of a group supervisor. The Group Supervisor III will function as a shift supervisor and work under the direction of the on-duty Institution Services Manager (ISM) in the absence of the ISM, a Group Supervisor III acts as a facility on-duty officer of the day.

This is not considered a supervisory class in that the selection, evaluation, and discipline of employees is not assigned to this level.

The ideal candidate will:

• Consistently demonstrate the highest standards of moral character and integrity.
• Demonstrate a positive attitude and present a professional image.
• Possess superior interpersonal skills with demonstrated skills in motivating and developing staff.
• Display enthusiasm for the job.
• Maintain a positive and flexible outlook and excitement for new challenges.
• Have excellent oral and written communication skills.
• Demonstrate the ability to work well independently and as a member of a team.
• Have excellent organizational ability for handling multiple tasks and urgent issues quickly and simultaneously.
• Take Initiative and use sound independent judgment when responding to problems.
• Have a basic understanding of department, state, and federal regulations governing juvenile institutions.
• Have participated and completed BSCC's CORE training program.
• Have completed PC 832 peace officer training and a 160-hour STC training course.
• Possess knowledge of principles of evidence-based supervision and practices.
• Have experience in procedures involved in the care, safety, transportation, custody, and security of youth.

Requirements

Duties may include, but are not limited to, the following:

• Assign, direct, and review the work of a team of Group Supervisors to ensure proper operation of the unit.
• Advise staff personnel regarding program planning, recreational and teaching activities, supervision of juveniles, and security measures.
• Confer with and advise staff on the treatment of behavioral problems and the maintenance of discipline.
• Check on the safety and welfare of youth, medical procedures, and housekeeping routines.
• Direct the unit in handling of tense situations.
• Maintain records of medications dispensed and disciplinary actions taken.
• Watch for signs and receive reports of mental and physical illnesses; investigate and see that needed care is provided.
• Counsel juveniles as necessary.
• Assist in the evaluation of subordinates' performance.
• Hold team meetings and participate in staff conferences and group and individual training programs for dissemination of information and the development of policies which may involve writing recommendations.
• Prepare and submit required reports. Maintains records, statistics, and other critical documents.
• Participates as a subject matter expert in Group Supervisor interviews.
• Serve as the officer of the day in the absence of the Institution Services Manager.
• Perform related duties as assigned.

Qualifications

Education Requirement:
Graduation from an accredited four-year college or university. A degree in sociology, psychology, corrections, criminal justice, counseling, or a closely related social or behavioral science is preferred.

Additional Information

Departmental Promotional Only. Only current County of San Mateo employees in the Probation Department with at least six months (1040 hours) of continuous service in a classified regular, probationary, or extra-help/limited term position prior to the final filing date may apply.

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, which may include a pre-interview exercise (weight: 100%). Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. 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 https://jobs.smcgov.org to apply. Online applications must be received by the Human Resources Department before midnight on the final filing date. Responses to the supplemental questions must be submitted in addition to our regular employment application form. A resume will not be accepted as a substitute for the required application materials.

TENTATIVE RECRUITMENT SCHEDULE
Final Filing Date: Wednesday, February 11, 2026, 11:59 PM PST
Civil Service Panel Interview: February 26 and/or 27, 2026