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Supervisor

Up to $70,000

Central Islip, NY, USS100 [70]Posted Jul 10, 2026

Against the United States typical range

Job description

Established in 1926, Family Service League is a social services agency transforming lives and communities through mental health, addiction, housing, and essential human services with more than 60 social service programs in over 20 locations. SCHEDULE: Tuesday

  • Saturday At least one evening until 9pm SUMMARY: Family Service League is seeking a full-time Clinical Supervisor for our Mental Health Clinic in Central Islip. The Supervisor works with the Program Director to provide clinical and administrative oversight.

Responsibilities include

provide individual and group supervision, monitor documentation, and provide direct service. They will be knowledgeable about services and practices as related to the program’s population and will understand the impact of program service issues, both long and short term. The Program Supervisor will demonstrate an understanding of program outcomes, performance indicators and program evaluation tools.

We offer a generous benefits package including the following: Health and Dental Insurance Vision Insurance Flexible Spending Account (FSA) Retirement Savings Plan with a 5% employer contribution Life and AD&D Insurance Generous PTO (paid time off) Up to 11 paid Holidays Paid Sick Leave Student Tuition Remission Program Employee Assistance Program (EAP) Company paid Short-Term and Long-Term Disability Employee Discounts and more!

RESPONSIBILITIES

The Supervisor will oversee staff, including recruiting, hiring, training, developing, and conducting supervisions and performance appraisals. Develop effective relationships with staff and volunteers at all levels. Providing individual and group supervision to clinic staff. Co-lead team meetings with Program Director.

Provide oversight of clinical documentation to ensure compliance with state and agency regulations. The Supervisor will provide oversight of onsite toxicology testing. Assist Program Director with the review and scheduling of clinic referrals. Assist Program Director to collect and act upon data related to key performance indicators.

Maximize program performance for client and staff satisfaction. The Supervisor will provide direct service and maintain a caseload as needed. Encourage information exchange and cooperation from others both within, and outside of, the program. Identify well qualified people that reflect labor market diversity, evaluate staff, and utilize progressive discipline to assist marginal or failing staff improve their work performance.

All other duties as assigned.

QUALIFICATIONS

Master’s degree in Social Work or related field required. Three years relevant experience required. Knowledge of human services and previous experience working with at-risk and co-occurring populations. Previous Supervisory experience preferred. Computer proficiency skills, including Microsoft Office and Electronic Medical Records, are required.

Ability to work both independently, as well as on a team is required. Strong judgement and problem-solving skills and understanding of boundaries are required. Excellent verbal and written communication skills are required. PHYSICAL REQUIREMENTS: This position requires sitting for long periods of time.

Description copied from Family Service League's careers page. Read the full posting before you apply.

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