Manager of Philanthropy Job Johnson City Texas USA,Non-Profit & Social Impact

Location: Johnson City

Founded in 2015, the Science Mill is a nonprofit science center, dedicated to engaging students in science, technology, engineering, and math (STEM). through hands-on, interactive exhibits and innovative programs. Located in Johnson City, Texas, in the repurposed historic 1880-era Johnson City Grist Mill, the Science Mill offers a fully experiential environment focused on self-exploration, where kids learn by doing, experimenting, discovering, and asking questions.

Our mission supports our vision of a world where all kids, regardless of economic status, location, gender, or race, have access to engaging and innovative STEM programs.

Students receive support and confidence to reach their full potential in future STEM careers and become part of a science-literate community and problem solvers of the future.

The Science Mill brings a special blend of entrepreneurial spirit and progressive educational programs and platforms to students living in underserved communities throughout Texas.

About the Science Mill

The Science Mill brings a special blend of entrepreneurial spirit and progressive educational programs and platforms to students living in underserved communities throughout Texas.

Position Summary

Organization: Science Mill

Location: Johnson City, Texas

Position Type: Full-time, on-site

The Manager of Philanthropy provides administrative, project, and donor-support leadership for the Science Mill's development efforts. This position will report to the Director of Philanthropy.

The ideal candidate has experience working within a philanthropy or development team; strong organizational, administrative, and communication skills; and the ability to manage multiple priorities, deadlines, stakeholders, and sensitive information with professionalism and sound judgment. This person is proactive, detail-oriented, collaborative, mission-aligned, and comfortable turning plans into completed work in a dynamic, mission-driven environment.

Key Responsibilities

Provide administrative and project support for the Science Mill's philanthropy efforts, including:
- Maintain and update development calendars, prospect lists, grant deadlines, donor records, and other development tracking tools.
- Assist with preparing grant applications, including gathering program information, statistics, budgets, outcomes, stories, and supporting documents from Science Mill staff.
- Prepare donor acknowledgments, stewardship communications, correspondence, and other donor-related administrative materials.
- Coordinate with external resources to assess and communicate the impact of Science Mill offsite programs.
- Support development events, donor visits, fundraising campaigns, and other philanthropic activities as needed.

Required Qualifications

Demonstrated experience working within a philanthropy team.
Bachelor's degree and relevant experience.
Strong organizational and administrative skills with exceptional attention to detail.
Ability to manage multiple projects, priorities, deadlines, and stakeholders simultaneously.
Strong written and verbal communication skills.
Proficiency with Google Workspace, Microsoft Office, spreadsheets, and common office technology.
Ability to organize information, maintain accurate records, and follow established processes.
Strong follow-through and ability to independently manage assigned responsibilities.

Core Competencies

Organization & Attention to Detail - Maintains accurate records, tracks deadlines, and manages multiple priorities effectively.
Initiative & Follow-Through - Identifies what needs to be done, takes ownership, and follows tasks through to completion.
Communication - Communicates clearly, professionally, and proactively with internal and…