Volunteer with the Corps of Engineers
Join over 90,000 volunteers helping steward America's waterways, parks, and recreation areas.
How to Apply — Step by Step
Find an Opportunity
Browse the park directory to find a Corps-managed site near you. Contact the park ranger or project office to express your interest and ask about current volunteer needs.
Complete Required Forms
Download and complete the Volunteer Service Agreement (OF-301A) and any site-specific forms. Some positions require a background check. All forms are available on our Forms & Documents page.
Submit & Get Approved
Submit your forms to the project office. Once reviewed and approved, you will receive a formal acceptance letter and your volunteer ID number used in the Hour Tracker.
Attend Orientation
Most sites require a brief orientation covering safety procedures, emergency contacts, and site-specific duties. Some parks offer online pre-orientation modules available in our Resources section.
Start Volunteering & Log Hours
Begin your service and log hours using the USACE Volunteer Hour Tracker. Your ranger will review and approve your entries. Hours may qualify for federal volunteer recognition awards.
Volunteer Roles
Available positions vary by location and season. Contact your local park ranger for current openings.
Campground Host
Assist campers, maintain facilities, and serve as an on-site resource.
Environmental Educator
Lead nature programs, guided walks, and school group activities.
Trail Steward
Maintain and improve hiking and multi-use trail systems.
Visitor Services
Greet visitors, distribute literature, and answer questions at contact stations.
Resource Monitor
Collect data on wildlife, vegetation, water quality, and invasive species.
Maintenance Support
Assist with facility upkeep, painting, landscaping, and clean-up projects.