Behavior Analyst

Mentor South Bay , provides Early Intervention, Applied Behavioral Analysis (ABA), Behavioral Health and Mental Health Outpatient services across Massachusetts and Connecticut. For over 35 years, we’ve provided a collaborative, team-based approach dedicated to helping children, adults, and families reach their fullest potential. If you are passionate about making a difference in the lives of individuals and families, join our mission-driven team and experience a career well lived.

Board Certified Behavior Analyst (BCBA)
$5,000 New Hire Bonus

Looking for a role where your work truly matters and no two days are the same? Join our Pediatrics Team and make a meaningful impact in the lives of children and families every day — while being supported by a collaborative, clinician-focused culture.

Enjoy a Monday–Friday schedule with self-scheduling flexibility, offering both daytime and after-school hours to support work–life balance.

Services are provided in the community; however, clinicians are not expected to cover all listed towns. Caseloads are assigned geographically based on where you live to help minimize travel time. Client sessions are also scheduled around your availability, ensuring a manageable and balanced workload.

Service Area: Billerica, Chelmsford, Dracut, Lowell, North Chelmsford, Tewksbury, Tyngsboro, and Westford.
Early Intervention (EI) Area: Billerica, Chelmsford, Dracut, Dunstable, Lowell, North Chelmsford, Tewksbury, Tyngsboro, and Westford.

What You’ll Do
• Work directly with children and families to observe, assess, and address behavioral challenges
• Conduct Functional Behavior Assessments (FBAs)
• Develop and implement individualized behavior intervention plans
• Create personalized treatment goals that promote meaningful progress
• Use creativity and clinical expertise to support individuals in home and community settings
• Train and collaborate with team members and caregivers to ensure consistent implementation of behavior plans

We Foster the Ideal Work Culture for BCBAs
• Small caseloads — fewer than 10 clients
• Average of 25 billable hours per week
• Free CEUs
• Flexibility in scheduling where and when you work
• Weekly peer reviews
• Monthly collaboration sessions
• Supportive, team-oriented culture

Full-Time BCBA Benefits
• 401(k) with generous employer match (up to 3%)
• Monthly incentive opportunities with uncapped earning potential
• $2,000 BCBA referral bonus
• $500 Behavior Technician referral bonus
• 15 days PTO (increases with tenure), plus sick time, 2 personal float days , and 8 paid holidays
• Medical, dental, vision, life insurance, and long-term disability coverage
• Mileage reimbursement and geographically mindful caseloads for shorter commutes

Compensation
• Salary starting at $80,000+, higher based on experience
• Uncapped monthly productivity incentives
• $5,000 new hire bonus

Why Join Us?
• Stability — serving Massachusetts communities since 2007
• Career growth — part of the Sevita family with opportunities across MA and 40+ states
• Strong leadership — we ensure every team member feels valued
• Work–life balance — flexible scheduling that supports your personal and professional well-being
• Collaborative, mission-driven team environment

Qualifications
• BCBA certification required
• LABA certification required
• Master’s degree in ABA, Psychology, Education, or related field
• Valid driver’s license, reliable transportation, and proof of auto insurance
• Strong organizational skills, attention to detail, and ability to multitask
• Compassionate, dependable, and committed to high-quality care

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Join Our Team

If you are passionate about making a difference in the lives of individuals and families, we encourage you to join Mentor South Bay’s mission of helping everyone live a full and happy life. Apply today and start your journey toward a rewarding career well-lived.

As an equal opportunity employer, we do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, veteran status, citizenship, or any other characteristic protected by law.