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Family Service League

SOCIAL WORKER

801 Crooked Hill Rd, Islip, NY 11717

On-site · S100 [70] · $57k–$65k (as posted)

First seen by offpeak October 5, 2026

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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 

Monday – Friday or Tuesday - Saturday

Availability for at least one evening until 9:00PM

 

SUMMARY

Family Service League is seeking a full-time Social Worker for our Mental Health Clinic in Central Islip. The Social Worker will provide evaluations, treatment planning, psychotherapy and crisis intervention to children, families and adults with a full range of DSM diagnoses in a clinic setting, including co-occurring disorders. Services are delivered in a trauma informed, culturally and linguistically competent manner. 


We offer a generous benefits package including the following:


RESPONSIBILITIES



QUALIFICATIONS

Master’s Degree in social work required. 

LMSW, LCSW, or Limited Permit required.

At minimum of 1 year of related experience in a behavioral health setting required; clinic experience preferred. 

Prior experience diagnosing using the DSM V and experience with behavioral/therapeutic interventions for children, adolescents, and adults preferred. 

Proficient computer 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.

Bilingual in Spanish preferred.

 

PHYSICAL REQUIREMENTS 

This position requires sitting at a desk for long periods of time.

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