ABOUT US

Riverkeeper is New York’s premier water quality advocate. Our mission is to protect and restore the Hudson River from source to sea and safeguards drinking water supplies, through advocacy rooted in community partnerships, science, and law. With an annual operating budget of $5 million, Riverkeeper is a mid-sized not-for-profit operating in the Hudson Valley. This is an exciting opportunity to join a dynamic, mission-oriented organization. For more information, visit www.riverkeeper.org.

TITLE: Sweep Assistant

DEPARTMENT: Development

REPORTS TO: Senior Volunteer and Outreach Coordinator

SALARY: $20-$22 per hour

SCHEDULE: Part-time; with flexibility to work occasional evenings and weekends

LOCATION: Ossining, NY | Hybrid - 3 days TOTAL required in the office

TO APPLY: Submit a cover letter and resume by applying directly online using this link: https://riverkeeper.bamboohr.com/careers/41?source=aWQ9MjU%3D

POSITION SUMMARY

Riverkeeper seeks a Sweep Assistant to support the coordination of our annual day of service for the Hudson River and its tributaries, the Riverkeeper Sweep. The 15th annual Riverkeeper Sweep is scheduled for Saturday, May 2, 2026 and will bring thousands of volunteers together along hundreds of miles of shoreline from New York City to the Adirondacks, where volunteers will clean up local parks and shorelines, remove invasive species, and plant native trees and grasses. The Sweep Assistant will report to the Senior Volunteer and Outreach Coordinator.

To learn more about the Riverkeeper Sweep, review our 2025 Sweep results.

ESSENTIAL DUTIES & RESPONSIBILITIES

(This is not an exhaustive list of all job duties, responsibilities, and requirements.)

Timeline of work:

February 9-May 2, 2026

- Create & maintain Soapbox Engage volunteer registration pages for up to 100 Sweep sites
- Run and distribute registration reports to site leaders
- Recruit volunteers through community calendar postings and direct outreach to volunteer groups/community organizations
- Assist the Senior Volunteer & Outreach Coordinator with materials creation, data management, mailings, e-blasts, and email
- Respond to inquiries about the program and provide logistical and organizing support to Sweep Leaders
- Create and post community calendar and social media content (e.g.: e-magazines, Facebook group pages)
- Organize with Sweep Leaders who are interested in developing stewardship projects outside of Sweep Day as part of our expanded year-round Sweep program

Sweep Day (Saturday, May 2, 2026)

- Will be available to visit select a morning Sweep project
- Will call Sweep Leaders & collect data from cleanup projects upon return from selected site

May 2 - June 19, 2026

- Collect project results from Sweep Leaders via phone calls and emails
- Analyze and chart Sweep data
- Assist with writing the Sweep blog post
- Transfer Sweep registrant information onto Google Sheets for Salesforce importing

EXPERIENCE & COMPETENCIES

Research shows that people from under-represented groups often apply to jobs only if they meet 100% of the qualifications. Please know that no one ever meets 100% of the qualifications. If much of this describes you, we encourage you to apply.

Strong communication skills and precise attention to detail
Experience with event, project, and/or volunteer management
High proficiency with Google Drive and Microsoft Office Suite
Enthusiasm for the Riverkeeper mission and for helping the team reach its goals for Sweep 2026
Highly collaborative and able to work with a team of dedicated Development professionals
Reliable and flexible with a strong ability to meet deadlines and multi-task
Have a personal cell phone that can be used for Riverkeeper calls
Licensed and insured driver with access to a vehicle required for Sweep Day

PHYSICAL REQUIREMENTS & WORKING CONDITIONS

Requires availability for two webinars in the evenings, 2-3 days in the office packing up materials for the Sweep Leaders, and completing calls and emails on the day of Sweep
Driver’s license required
This position is part-time at 20 hours per week. Salary is commensurate with experience.

Riverkeeper is an AA/EEO employer. Riverkeeper is committed to attracting, developing, and retaining exceptional people, and to creating a work environment that is dynamic, rewarding, and enables each of us to realize our potential. Our work environment is safe and open to all employees and partners, respecting the full spectrum of race, color, religious creed, sex, gender identity, sexual orientation, national origin, political affiliation, ancestry, age, disability, genetic information, veteran status, and all other classifications protected by law.

People from diverse backgrounds are encouraged to apply.

Riverkeeper

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