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Assistant Development Director Jobs in Missouri (NOW HIRING)

Gateway Foundation

Assistant Director

Maryville, MO

Development of skills in a unique healthcare setting Position Summary: The Assistant Director is responsible for supporting the overall operations of an assigned substance use treatment program. This ...

Mathnasium

Assistant Math Learning Center Director

MO · On-site

$15 - $18.50/hr

The Mathnasium Method™- the result of decades of hands-on instruction and development - has been ... The ideal Assistant Center Director is motivated, detail-oriented, enthusiastic, and approachable.

IV Nutrition

Assistant Clinic Director

Chesterfield, MO · On-site

Assistant Clinic Director STATUS: Exempt ROLE This position assists the Clinic Director in managing ... development. * Trains and educates staff on proper procedures and client education. * Lead and ...

Socket.dev

Director of Rehabilitation

Saint Louis, MO · On-site

$95 - $150/hr

Continuing education, mentorship programs and clinical leadership development * Tuition loan ... Physical Therapist, Physical Therapist Assistant, Occupational Therapist, Occupational Therapy ...

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Assistant Development Director information

See Missouri salary details

$23.4K

$67.5K

$137.9K

How much do assistant development director jobs pay per year?

As of Aug 18, 2026, the average yearly pay for assistant development director in Missouri is $67,508.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,700.00 and $84,000.00 per year, depending on experience, location, and employer.

What does an assistant development director do?

An Assistant Development Director supports the Development Director in managing fundraising strategies, donor relations, and event planning for an organization, often within non-profits or educational institutions. Their responsibilities typically include coordinating fundraising campaigns, assisting with grant writing, managing donor databases, and supporting stewardship efforts. They may also help with budget management, marketing efforts, and volunteer coordination to ensure fundraising goals are met. This role is key in helping the organization build strong relationships with donors and secure the resources necessary for its mission.

What are the key skills and qualifications needed to thrive as an assistant development director?

To thrive as an Assistant Development Director, you need a solid background in fundraising, donor relations, and project management, often supported by a degree in nonprofit management, communications, or a related field. Familiarity with donor management systems like Raiser’s Edge or Salesforce, and experience with grant writing and event planning, are typically required. Exceptional interpersonal skills, persuasive communication, and strategic thinking help build lasting partnerships and motivate teams. These competencies ensure successful fundraising campaigns, strong stakeholder engagement, and the overall growth of the organization.

How does an assistant development director typically collaborate with other departments within a nonprofit organization?

An Assistant Development Director works closely with various departments, such as marketing, communications, finance, and program teams, to coordinate fundraising campaigns and donor engagement initiatives. They often partner with communications staff to create compelling messaging, with finance to ensure proper tracking of donations, and with program teams to understand funding needs and impact stories. This cross-departmental collaboration ensures that fundraising efforts are aligned with the organization’s mission and that donors receive accurate, inspiring updates. Building strong relationships internally is key to creating successful fundraising strategies and advancing organizational goals.

What is the difference between Assistant Development Director vs Development Coordinator?

AspectAssistant Development DirectorDevelopment Coordinator
CredentialsBachelor's degree, experience in fundraising or developmentBachelor's degree often preferred, entry-level experience
Work EnvironmentNonprofit organizations, educational institutions, arts organizationsNonprofits, community organizations, charities
ResponsibilitiesSupports development strategies, manages donor relations, assists in campaign planningCoordinates events, manages donor databases, assists with communication

The Assistant Development Director typically holds a more strategic role with responsibilities in planning and donor management, while the Development Coordinator focuses on operational tasks like event coordination and database management. Both roles are essential in nonprofit fundraising but differ in scope and seniority.

What cities in Missouri are hiring for Assistant Development Director jobs?

Cities in Missouri with the most Assistant Development Director job openings:

Assistant Development Director jobs near you

Assistant Director

Gateway Foundation Inc

Maryville, MO

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

Job description

Who is Gateway Foundation?

Gateway Foundation, Inc. is a national non-profit dedicated to helping individuals with substance use and mental health disorders. Established in 1968, Gateway provides essential tools and knowledge for recovery, positively impacting hundreds of thousands of lives. Operating through its Community Services, Corrections Divisions, and Corporate Headquarters, the organization is recognized for innovative, effective treatment approaches and maintaining high standards.

Why join us?

Consider joining our team, where your impact can be truly meaningful. Our organization focuses on delivering high quality clinical services as a recognized leader in evidence-based treatment proven to get results. By joining our team, you'll have the chance to provide essential services to underserved populations, all while working for an organization that values you and aims to be an employer of choice.  You can expect to be part of a vibrant culture that emphasizes teamwork and professional growth. When you join us, you'll discover personal and professional fulfillment by aligning your career with your values.

We are honored to offer behavioral healthcare services in Corrections

Perks of working in correctional healthcare:

  • Opportunity to make a positive impact on a marginalized population
  • Exposure to diverse patient demographics
  • Focus on driving change, tracking progress, and improving care
  • Development of skills in a unique healthcare setting

Position Summary: 

The Assistant Director is responsible for supporting the overall operations of an assigned substance use treatment program. This role ensures high-quality client care, regulatory compliance, and effective program performance while supervising clinical and support staff. The Assistant Director plays a key leadership role in staff development, program improvement, and maintaining strong relationships with community partners.

Key Responsibilities:

  • Lead and oversee the day-to-day operations of the assigned substance use treatment program to ensure delivery of high-quality client care and full compliance with contractual, regulatory, and accreditation standards
  • Provide clinical oversight by reviewing client records, treatment and discharge plans, conducting case reviews, and facilitating clinical staff meetings to ensure consistent, effective treatment practices
  • Supervise, coach, and develop clinical and support staff, including hiring recommendations, performance evaluation, training, scheduling, and disciplinary actions to ensure efficient staffing and strong team performance
  • Monitor program performance, client outcomes, and documentation standards; identify areas for improvement and implement corrective actions as needed
  • Maintain a small caseload and provide individual, group, and family counseling sessions as needed to support continuity of care and address staffing gaps
  • Assist in program development by refining policies, procedures, and services, and supporting implementation of new or enhanced programming
  • Support budget planning and oversight by monitoring expenditures, controlling costs, and recommending adjustments to maintain financial performance
  • Investigate and resolve client, staff, or visitor concerns and incidents, ensuring appropriate documentation and escalation when necessary
  • Collaborate with internal teams and external partners to manage program census, optimize resource utilization, and maintain strong referral relationships
  • Serve as a liaison to community organizations, referral sources, and stakeholders, and support outreach, presentations, and public relations efforts
  • Compile, analyze, and report operational and clinical data to support program evaluation, compliance monitoring, and continuous improvement initiatives
  • Stay current on industry best practices and participate in professional development and committee work as assigned

Requirements: 

  • Bachelor’s degree in Psychology, Social Work, Counseling, or a related behavioral health field required
  • Minimum of 100 hours of documented clinical training in counseling theory and practice
  • Current certification/licensure as a substance abuse counselor in the state of employment (or eligibility required)

Experience: 

  • 5–7 years of progressive experience in the substance use treatment field
  • Minimum of 2 years of supervisory experience
  • Experience within relevant treatment settings (e.g., residential, outpatient, corrections, or youth services)

Skills & Competencies:

  • Strong leadership and team management skills
  • Advanced knowledge of counseling techniques, treatment planning, and case management
  • Excellent communication, interpersonal, and conflict resolution skills
  • Ability to analyze data, ensure compliance, and implement corrective action plans
  • Strong organizational and decision-making abilities

Physical Requirements: 

  • Ability to communicate effectively with clients, staff, and stakeholders
  • Ability to document and review records accurately
  • Ability to operate standard office equipment, including computers and phones

Benefits at Gateway Foundation:

Health and Wellness:

  • Medical, dental, and vision insurance for employees and dependents
  • Employee wellness program promoting health and fitness and offering cash-saving premiums
  • Employee assistance programs focused on mental health

Financial Wellbeing:

  • 403(b) Retirement Plan with 3% employer match 
  • Short-term and Long-term Disability and Life and AD&D Insurance paid for by Gateway
  • Flexible Spending Accounts for medical and dependent care
  • Public Service Loan Forgiveness (PSLF) 

Flexibility and Time Off:

  • 18 paid time off days per year – accrual rates increase with years of service
  • 9 paid company holidays
  • Work-life-balance

Personal Development:

  • Training & Development Programs
  • Tuition Reimbursement - up to $5,250 per calendar year
  • eLearning access to online courses that provide CEU’s and job-related training
  • Clinical Supervision: Formal and informal guidance

Gateway Foundation is an Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/ Gender Identity/Religion/National Origin/Disability/Vets. Please view Equal Employment Opportunity Posters provided by OFCCP here.

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