Development Operations Assistant

Do you have 3 years of experience working in an office environment, preferably within the NYC nonprofit sector?

Do you have experience with CRM databases such as Donor Perfect and accounting software such as Quick Books?

We are currently in search of an Development Operations Assistant for a Jewish Community & Advocacy Nonprofit. The position is on-site on the Upper West Side of Manhattan, NY. This is a Part-time, temporary position supporting the Finance and Development Department during the year-end fundraising season.

ORGANIZATION TYPE:
Jewish Community & Advocacy Nonprofit

LOCATION:
Upper West Side, Manhattan

POSITION TITLE:
Development and Operations Assistant

SCHEDULE: 15 hours/week, within standard office hours of 9:00am - 5:00pm. Ideally Monday, Wednesday, and Friday, with flexibility to accommodate Tuesday or Thursday for the right candidate.

DURATION:
October 1 - December 31, 2026

HOURLY RATE: $25.00 - $27.00

Is This Your Dream Job? This role is ideal for an organized and detail-oriented administrative professional who enjoys supporting both development and operations in a mission-driven nonprofit environment. The Administrative Assistant will help with gift processing, donor acknowledgements, Donor Perfect database tasks, basic bookkeeping, office operations, and executive and Board support. The ideal candidate is comfortable working with databases and accounting software, able to manage multiple priorities, and confident communicating with donors and internal stakeholders.

• 3 years of experience working in an office environment
• NYC nonprofit experience strongly preferred
• Experience with CRM databases, ideally Donor Perfect
• Experience with basic bookkeeping and accounting software, ideally Quick Books
• Experience processing donations, checks, or other gift-related transactions
• Experience pulling database queries, donor lists, and reports
• Strong attention to detail when entering and maintaining data
• Comfortable preparing donor acknowledgement letters and responding to basic donor inquiries
• Strong organizational and administrative skills
• Comfortable providing executive and Board support
• Proactive, flexible, and able to adapt to changing priorities
• Quick learner who can work independently and as part of a team
• Strong communication and interpersonal skills
• Experience with fundraising or finance software and databases is highly preferred
• Commitment to the mission of the organization

• Process donations, including paper checks and online gifts
• Enter and maintain donor information and gift records in Donor Perfect
• Generate donor acknowledgement letters for Executive Director review and signature
• Pull donor lists, queries, and reports from Donor Perfect
• Assist with cleaning and maintaining accurate donor database information
• Respond to basic donor inquiries and correspondence
• Enter basic bookkeeping transactions in Quick Books
• Assist with bank deposits and other finance-related administrative tasks
• Help maintain office supplies and support general office operations
• Schedule meetings for the Executive Director and senior staff
• Assist with Board meeting preparation, scheduling, and set-up
• Pull together materials and information for Board meetings
• Provide general administrative support to the Finance and Development Department
• Assist with other development, operations, and executive support tasks as needed

We’d love to hear from you.

For more information about Careers In Nonprofits and our other available opportunities and workshops, please visit our website at

Careers In Nonprofits is an equal opportunity employer. Empowered by the #ILove My Job  mission, we celebrate diversity and are committed to creating an inclusive work environment within the nonprofit sector.