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SUBSTITUTE TEACHING ASSISTANT - CHILDREN'S DAY PROGRAM

Developmental Disabilities Institute (DDI)
Smithtown, NY Part Time
POSTED ON 5/8/2026
AVAILABLE BEFORE 6/5/2026
Job Details

Description

SUBSTITUTE TEACHING ASSISTANT – CHILDREN’S DAY PROGRAM

Per Diem, Hourly $18.36 - $22.03/hour

Make a Real Difference Every Day: Do you want a career where you directly impact lives, experiencing the deep fulfillment that comes from helping others and a strong sense of purpose?

Shifts Available

Per Diem

About DDI: For 65 years, DDI (Developmental Disabilities Institute) has been a leading agency providing a full spectrum of care for over 1,600 children and adults with autism and other developmental disabilities. We are driven by a dedicated team and a deep belief in the potential of every individual.

The Role: Teaching Assistants in the Children’s Day Program are creative, energetic, career-oriented teaching professionals who are motivated to educate individuals with developmental disabilities in an ungraded self-contained classroom. Teaching Assistants are offered on-going trainings and support provided by board certified behavior analysts and other qualified professionals to enhance and maximize career growth. Our school programs operate on a 12-month calendar. This is a great opportunity to get valuable experience and knowledge working in a classroom and community setting following the principles of applied behavior analysis.

What You Bring To DDI

  • High School Diploma
  • Must demonstrate an interest in working with students with disabilities is preferable.
  • Experience working with children and or individuals with disabilities is preferable.
  • Must be willing to attend in-services training.
  • Must be willing to attain the NYS Teaching Assistant Certification (At least 9 college credits required after working with a NYS Level 1 certificate for 1 year)
  • Must demonstrate good interpersonal, oral and written communication skills.

What You'll Do

  • Assist the teacher in implementing IEP’s.
  • Collect student behavior and performance data as directed by the teacher.
  • Assist in conducting basic instructional activities and helping with student safety and supervision
  • Attend and pass all required in-services and trainings.
  • Participate in performance reviews/discussions.
  • Accept assignments in varying classes, in accordance with the program’s need to provide proper ratio in class groupings.
  • Be familiar with and act in accordance with all policies contained in the Children’s Day Program’s Handbook for Staff.

What You Must Be Able To Do

  • Modify the area to secure the safety of the children i.e. move/push tables and other heavy object sup to 20 lbs.
  • Lift/Move 20 lbs. (mats)
  • Run after student up to 500 feet.
  • Run to a classroom in need up to 500 feet.
  • Kneel, twist and bend.
  • Respond to fire alarms.

Why You'll Love This Job

  • Build Meaningful Relationships: Develop strong connections with individuals and their families.
  • Learn and Grow: Benefit from ongoing training and professional development.
  • Be Part of a Supportive Team: Work with passionate and dedicated colleagues.
  • Experience Job Satisfaction: Feel a deep sense of accomplishment knowing your work matters.

Here’s How We Support You

  • Comprehensive Paid Training: Get the skills you need to succeed.
  • Retirement Security: 403(b) retirement plan.
  • Invest in Your Future: Tuition reimbursement opportunities.
  • Career Growth: Opportunities for advancement within DDI.
  • Work-Life Balance: Flexible schedules to support your life.

If You Are

  • Empathic, compassionate, and patient
  • Positive, energetic, and enthusiastic
  • A good communicator and team player
  • Passionate about making a difference

Then, we encourage you to apply and join the DDI team!

When you join our team, you become part of the DDI Family! Click here to watch our video to find out more about the DDI Family.

DDI is committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants and employees without regard to actual or perceived race, color, sex, pregnancy, reproductive decision making, gender expression or identity, national origin, disability, military status, creed, religion, age, sexual orientation, marital status, genetic information, status as a victim of domestic violence or any other group protected by federal, state or local law. We are committed to creating a deep sense of belonging and a culture where all applicants and employees feel welcomed, valued and respected. We are people inspired by purpose.

Salary : $18 - $22

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