Description We are looking for a detail-oriented Administrative Assistant to join our development department in New York, New York. This is a long-term contract position with part-time hours (20-30 per week) and potential for ongoing work based on performance. The role is ideal for someone with experience in non-profit organizations and a passion for fundraising and donor relations. Responsibilities: • Manage data entry tasks related to donor information, gift entries, and deposits with accuracy. • Coordinate and schedule meetings, ensuring effective communication among stakeholders. • Process invoices and maintain records for financial transactions within the department. • Follow up with donors to support ongoing fundraising initiatives and relationships. • Assist in tracking and maintaining donor information using Raiser's Edge. • Collaborate with team members to ensure seamless operations across development activities. • Prepare reports and documentation for fundraising efforts and donor communication. • Support the department in organizing and executing donor-related events or campaigns. • Ensure compliance with non-profit accounting practices and procedures. • Provide general administrative support to the development team as needed. Requirements • Proven experience working in non-profit organizations, particularly in fundraising or development roles. • Proficiency in Raiser's Edge or similar donor management software. • Familiarity with fund accounting practices in non-profits. • Strong organizational skills with attention to detail and accuracy. • Excellent communication skills, both written and verbal. • Ability to handle sensitive donor information with confidentiality. • Proficiency in Microsoft Office Suite, including Word, Excel, and Outlook. • Flexibility to adapt to part-time hours with potential for ongoing work. TalentMatch® Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .