Development Associate

Company: Mastery Schools
Location: Philadelphia
Posted on: June 25, 2025

Job Description:

About Mastery: Founded in 2001, Mastery Schools is a public charter network of 23 K-12 schools in Philadelphia and Camden, serving more than 14,000 students. At Mastery, we’re on a mission to provide all students with the academic and personal skills they need to succeed after graduation and pursue their dreams. Student achievement is not just a goal for our organization; it's the reason we exist, and every member of our team is dedicated to securing student success. We are also committed to pursuing equity, actively disrupting systemic racism, and addressing the disparities that limit our students' choices. Our culture is built on respect, service, and the belief that the success of our students, their families, and the communities we serve will help us achieve our mission. We foster a positive, open, and inclusive environment where honesty, humor, and continuous improvement are celebrated. Join us in creating a model urban school district that serves all students with excellence. Together, we can make a lasting impact. Position Summary: The Development Associate is a member of the Development Department within Mastery Schools' External Strategies Division. The qualified candidate, reporting to Director of Development, will be an expert project manager with proven development capacity, capable of delivering on competing deadlines while supporting the following functions: Annual Giving campaigns, EITC/OSTC Programs, gift processing and acknowledgments, prospect and grant research, and maintaining the integrity of Mastery’s donor and prospect database in Raiser’s Edge. In addition, the Associate will be a partner to the Director, Chief of Staff, and CEO in helping Mastery achieve annual fundraising goals and ensuring all donors feel connected to the mission of Mastery and compelled to give each year. Duties and Responsibilities Manage the Raiser’s Edge database, overseeing gift processing, data entry procedures, and management of records. Assist with prospect research of individuals, corporations, and foundations. Generate timely acknowledgement letters/tax receipts for all donations. Create and segment lists for multiple comprehensive annual giving campaigns (direct mail, and email) Create reports for development planning/analysis and Board reporting. Serve as the development liaison with finance and Foundation accountant for reconciliation of records Education and Experience: Bachelor’s degree preferred, or a high school diploma with equivalent education and experience. Minimum of 1-3 years of progressively responsible fundraising experience, with a proven track record in annual fund development and implementation, prospect research, general development communications, and experience with gift entry, database management, and analyzing donor data. Experience fundraising in education-related organizations a plus. Key Competencies: Ability to execute; great track record of getting things done. Strong writing skills for solicitation efforts, development communications and grant proposals Excellent interpersonal skills; can build relationships Excellent organizational skills Mastery of Word, Excel, and PowerPoint required; proficiency in Raiser’s Edge a plus Other Requirements: Ability to physically perform the essential duties of the role as outlined above, and to work in the environmental conditions required, such as traveling to network campuses, monitoring and interacting with students, in-person facilitation of trainings, etc. This role may require frequent travel between multiple locations. Reliable transportation is essential to fulfill job responsibilities. Mastery's Benefits Package: We offer a full benefits program and opportunities for professional growth. Some of our most popular benefits include our 403(b) retirement plan for PA employees (with a 5% match from Mastery), enrollment in the State of New Jersey Pension Plan for NJ employees, a robust Employee Assistance Program, mental health and counseling programs, an annual Professional Development Fund, and discounts and perks at a myriad of retailers, travel organizations, insurance providers, and so much more, as well as a Benefits VIP Helpdesk to help you navigate various benefits-related topics. Please go here to see all of our Benefits offerings ! Annual Calendar: As you plan to make Mastery your new work home, please feel free to review our Calendar for the 25/26 School Year . We like to think our calendar is a benefit of working here too! Why You Should Apply: Studies have shown that women and people of color are less likely to apply for jobs unless they believe they can perform every job description task. We are most interested in finding the best candidate for the job, and that candidate may come from a less traditional background. Mastery may consider an equivalent combination of knowledge, skills, education, and experience to meet minimum qualifications. If you are interested in applying, we encourage you to think broadly about your background and skill set for the role.

Keywords: Mastery Schools, Edison , Development Associate, Education / Teaching , Philadelphia, New Jersey