About DOI

The U.S. Department of the Interior plays a vital role in protecting and managing many of the nation’s most treasured natural, cultural, and historical resources. Established in 1849, the Department oversees a wide range of responsibilities that impact communities across the country — from conserving public lands and wildlife to supporting Tribal communities, managing water resources, and providing scientific research that helps guide important decisions.

With bureaus and offices that serve people in every state and territory, the Department’s work helps preserve America’s landscapes, history, and resources for future generations. Whether unleashing American energy, supporting conservation efforts, enhancing visitor experiences, advancing science, or serving local communities, employees across the Department contribute to a mission that makes a meaningful difference every day.

As you begin your journey here, know that your role is part of something larger — a shared commitment to public service, stewardship, and serving the American people.

People, Land, & Water

Discover how the Department of the Interior serves the American people through stewardship, science, conservation, and collaboration.

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People, Land & Water - U.S. Department of the Interior Museum | Audio Described Version | Spanish Subtitles

Department of the Interior Bureaus & Offices

The Department of the Interior is made up of several bureaus and offices that work together to serve the American people, protect natural and cultural resources, and support communities across the country.

• Bureau of Indian Affairs (BIA)  - Supports Tribal nations through programs related to self-governance, infrastructure, education, and public safety.

• Bureau of Indian Education (BIE) - Provides educational services to Indigenous students through schools and education programs.

• Bureau of Land Management (BLM) - Manages public lands for recreation, conservation, grazing, energy development, and other public uses.

• Bureau of Reclamation - Manages water resources and infrastructure that support irrigation, water supply, and hydroelectric power.

• Marine Minerals Administration (MMA) - Oversees the responsible development of the nation's offshore energy and marine mineral resources with an integrated focus on safety, environmental protection and efficient oversight.

• National Park Service (NPS) - Preserves national parks, monuments, and historic sites while providing opportunities for public enjoyment and education.

• Office of Surface Mining Reclamation and Enforcement (OSMRE) - Regulates surface coal mining and supports land restoration efforts.

• Office of the Secretary - Provides leadership, policy direction, and administrative support for the Department.

  • Office of Policy, Management, and Budget

  • Office of the Solicitor

  • Office of the Inspector General

  • Office of the Chief Information Officer

• U.S. Fish and Wildlife Service (FWS) - Conserves fish, wildlife, plants, and their habitats for future generations.

• U.S. Geological Survey (USGS) - Conducts scientific research and provides data on natural resources, ecosystems, geology, water, and hazards.

• U.S. Wildland Fire Service (WFS) - Responds to wildfires and fosters fire-resilient landscapes across more than 500 million acres of public and tribal lands.

Key Resources

As you begin your federal career, you may have questions about topics such as pay, benefits, leave, and workplace policies. To help you get started, we've gathered information and resources covering many of the questions new employees ask most often.

This section includes information on:

• Understanding Federal Pay
• Payroll Calendar
• Benefits
• Holidays & Leave

Click the link below to learn more.

Explore Key Resources

CONTINUE YOUR ONBOARDING JOURNEY

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