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Development Assistant Jobs in Ossining, NY (NOW HIRING)

DHD Consulting

R&D Assistant

South Hackensack, NJ · On-site

$19.50 - $26.75/hr

R&D Assistant South Hackensack, New Jersey, United States DUTIES & RESPONSIBILITIES - Conduct comprehensive market research through surveys, desktop analysis, email communication, phone inquiries ...

Chanel

Assistant Manager, Client Development

New York, NY · On-site

$72K - $110K/yr

Assistant Manager, Client Development, Soho At CHANEL, we are focused on creating an inclusive culture that nurtures personal growth, contributing to collective progress. We believe the uniqueness of ...

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All JobsDevelopment JobsDevelopment Assistant JobsDevelopment Assistant Jobs in Ossining, NY

Development Assistant information

See Ossining, NY salary details

$9

$22

$33

How much do development assistant jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for development assistant in Ossining, NY is $22.98, according to ZipRecruiter salary data. Most workers in this role earn between $18.46 and $25.29 per hour, depending on experience, location, and employer.

What is a development assistant?

A development assistant handles the administrative and public relations aspects of fundraising for an organization. As a development assistant, your duties include working on donor relations, managing a database of fundraising efforts, and creating reports on individual and institutional donors. In this career, you may also direct public relations strategies to attract support for your organization. Qualifications for a development assistant job include a bachelor’s degree in communications or public relations and experience with fundraising efforts. You usually apply your skills for educational organizations, nonprofit groups, or other institutions that rely on donors for funding.

What does a development assistant do?

A Development Assistant typically supports the fundraising and donor relations efforts of a nonprofit organization, educational institution, or similar entity. Their responsibilities often include managing donor databases, assisting with event planning, preparing fundraising materials, and providing administrative support to development staff. They play a key role in ensuring that fundraising campaigns and events run smoothly and that donors receive timely communication and acknowledgments. Strong organizational and communication skills are important for success in this role. Development Assistants often have opportunities to learn more about nonprofit management and fundraising as they gain experience.

How does a development assistant typically support fundraising campaigns and donor relations within a nonprofit organization?

Development Assistants play a crucial role in fundraising campaigns by managing donor databases, preparing materials for outreach, and coordinating logistics for fundraising events. They often draft acknowledgment letters, track donations, and ensure donors receive timely communications. By working closely with development officers and other team members, Development Assistants help maintain strong donor relationships and contribute to the overall success of fundraising efforts. This collaborative environment provides valuable exposure to fundraising strategies and offers opportunities for skill development and career growth in nonprofit development.

What are the key skills and qualifications needed to thrive as a development assistant, and why are they important?

To thrive as a Development Assistant, you need strong organizational abilities, attention to detail, and a background in fundraising or nonprofit administration, often supported by a bachelor's degree. Familiarity with donor management databases like Raiser's Edge, Microsoft Office Suite, and online fundraising platforms is typically required. Excellent communication, time management, and interpersonal skills help you build relationships and manage multiple priorities effectively. These skills ensure efficient support of development operations, successful donor engagement, and contribute to the overall fundraising goals of the organization.

What is the difference between Development Assistant vs Fundraising Coordinator?

AspectDevelopment AssistantFundraising Coordinator
Required CredentialsHigh school diploma or equivalent; some roles may prefer associate's degreeBachelor's degree often preferred; experience in fundraising helpful
Work EnvironmentOffice setting, supporting development teamsOffice and event environments, actively engaging in fundraising activities
Employer & Industry UsageNonprofits, charities, educational institutionsNonprofits, charities, arts organizations
Common Search & Comparison IntentUnderstanding roles supporting development effortsLearning about active fundraising roles

The Development Assistant typically provides administrative support within development teams, focusing on data entry, donor records, and general office tasks. The Fundraising Coordinator, on the other hand, actively manages fundraising campaigns, organizes events, and engages with donors. While both roles support nonprofit growth, the Development Assistant is more administrative, whereas the Fundraising Coordinator has a more active, campaign-focused role.

How much do development assistants make?

Development assistants in the district typically earn between $40,000 and $55,000 annually, depending on experience, organization size, and specific responsibilities. Entry-level roles may start lower, while those with specialized skills or advanced education can earn higher salaries. Benefits often include health insurance and paid time off.
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Development Assistant jobs near you
Infographic showing various Development Assistant job openings in Ossining, NY as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, 2% Temporary, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $47,800 per year, or $23 per hour.

Business Development Assistant

Opensity Solutions

New York, NY • On-site

Full-time

Re-posted 29 days ago

Job description

Our mission is to provide modernized technology platforms, elevated technology support, and valuable insights, empowering our clients to excel in what they do best.
The Business Development Assistant will assist with tasks in support of the overall business development efforts in connection with pitches/RFPs, marketing events logistics, marketing collateral updates and other department projects. The person will also serve as the on-site business development contact for New York office marketing events, including setting up registration tables, handing out name tags and greeting guests. Reporting to the Business Development Project Manager, the individual(s) will help ensure that mailing lists, experience records and other data projects are handled effectively and efficiently; and assist with various department-wide tasks as assigned.
This is a non-exempt position with a hybrid schedule, requiring you to be in the office three days a week or more if special events are taking place.
RESPONSIBILITIES
  • Be responsible for the planning and execution of all marketing events logistics
  • Writing or working on pitches/RFPs
  • Responsible for collateral updates
  • Help ensure that mailing lists, experience records and other data projects are handled effectively and efficiently
  • Develop audience segmentation and target strategies for email list building and optimization
  • Proficiency in email reporting, providing user training and support, supporting email policies and best practices
  • Directory submissions and other departmental projects
  • Assist with various department-wide tasks assigned

JOB REQUIREMENTS
  • Bachelor's degree in marketing or a related field preferred
  • Demonstrated initiative, highly organized and detail oriented
  • Possess strong interpersonal and time-management skills
  • Exceptional written and verbal communication skills are critical to success
  • Strong proficiency in Microsoft Office Suite
  • Exemplary customer service and collaborations skills, with the ability to work well within a team
  • Demonstrate initiative, independent thinking and creative problem solving
  • Willingness to learn
  • Proven ability to work independently while maintaining a high level of efficiency
  • Capability to handle multiple tasks with competing deadlines simultaneously and see projects through to completion
  • Flexibility to work the schedule required to satisfy event responsibilities
  • Ability to lift or move 40 lbs. or greater
  • Ability to grasp, lift or carry packages on a standard wheeled cart with a load capacity of 75 lbs.
  • Ability to walk, bend, kneel, stand or sit for an extended period of time

The Compensation range for this role is up to 39.00 USD per hour and may be eligible for an annual bonus. Actual compensation within that range will be dependent upon the individual's location, skills, experience and qualifications.
#LI-MM1
Opensity is an Equal Opportunity Employer.
We are committed to providing equal employment opportunities to all applicants and employees and do not discriminate on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender identity or expression, national origin, age, disability, genetic information, veteran or military status, or any other characteristic protected by applicable federal, state, or local law.
Employment decisions at Opensity are based on qualifications, merit, and business needs. This policy applies to all aspects of employment, including recruitment, hiring, promotion, compensation, training, discipline, and termination.
Opensity is committed to providing reasonable accommodations for qualified individuals with disabilities, for pregnancy related conditions, and for sincerely held religious beliefs, in accordance with applicable law. We do not tolerate retaliation against individuals who raise concerns or participate in an investigation related to equal employment opportunity.

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