Assistant Director - Reentry & Diversion Services

The Assistant Director of Reentry & Diversion Services provides leadership and direct programmatic oversight for assessment, service linkage, housing support, and mentorship services for individuals and families impacted by substance use disorders (SUD) and behavioral health challenges. This role addresses the social determinants of health (SDOH) through trauma-informed, data-driven practices that support diversion, reduce recidivism, and enhance community safety. Working closely with internal staff and community-based partners, the Assistant Director ensures clients receive appropriate behavioral health referrals, coordinated case management, and individualized service plans that promote long-term stability.

Required Qualifications

• Master’s degree in Social Work, Public Health, Psychology, Behavioral Health, or a related field


• Minimum of five (5) years of experience in behavioral health, substance use disorder services, diversion programs, or related human services.


• At least three (3) years of supervisory or program leadership experience.


• CADC-I Certified


• Demonstrated knowledge of trauma-informed care, social determinants of health, and behavioral health systems.


• Experience coordinating services with public agencies and community-based partners.


• Strong leadership, communication, and organizational skills.

• Experience working with justice-involved populations.


• Familiarity with county behavioral health systems and referral processes.


• Experience using data to inform program design and measure outcomes.

Key Responsibilities

• Oversee trauma-informed assessments grounded in the Social Determinants of Health, including income, education, housing stability, community safety, and access to care.


• Ensure appropriate behavioral health referrals, including linkage to San Joaquin County Behavioral Health for individuals with severe mental illness and supportive case management for those with mild-to-moderate needs through community-based partners.


• Provide leadership and supervision to case managers.


• Guide the development and implementation of individualized diversion and service plans that address behavioral health needs and reduce justice system involvement.


• Support housing navigation and stabilization efforts, including coordination with housing providers and local resources.


• Collaborate with community partners, behavioral health providers, and justice system stakeholders to ensure seamless service delivery.


• Monitor program outcomes using data-informed approaches to define target populations, measure engagement, and evaluate impact.


• Ensure services are culturally responsive, equitable, and aligned with best practices in behavioral health and SUD intervention.


• Assist the Director with program planning, quality assurance, reporting, and continuous improvement initiatives.

Other Requirements

• Valid California Driver’s License and auto insurance.


• Weekend and evening availability, when necessary, to meet the needs of the program.


• Treat staff, colleagues, and clients with respect and dignity.


• Communicate effectively, written and orally.