Criminal Investigator (Special Agent)
Citizenship and Immigration Services
Posted: February 23, 2026 (0 days ago)
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Office of Inspector General
Department of the Interior
Location
Salary
$106,437 - $156,455
per year
Type
Closes
Base salary range: $88,520 - $115,079
Typical requirements: 1 year specialized experience at GS-12. Expert-level knowledge in field.
Note: Actual salary includes locality pay (15-40%+ depending on location).
This job is for a special agent who investigates crimes like fraud and corruption within the Department of the Interior, handling everything from planning raids to writing reports and testifying in court.
It involves sensitive, high-stakes cases that could span across regions and affect government programs.
A good fit would be someone with strong investigative experience, attention to detail, and the ability to work under pressure in law enforcement.
Consistently ranked as the best place to work in the Department of the Interior (DOI), and the top 10% of all agency subcomponents, the Office of Inspector General is an independent office providing independent oversight to promote accountability, integrity, economy, efficiency, and effectiveness within the DOI.
We offer exceptional work-life benefits, including flexible work schedules, ample training opportunities, and a comprehensive employee recognition program.
Continued from Requirements Selectee must meet the initial agency suitability determination (i.e.
local police checks, review of past employment data, review of Query National information Center report, results of special agency check, etc.) before a final offer can be made.
Medical Requirements for 1811 occupational series may be found here.
Conditions of Employment Effective January 1, 2010, OPM must authorize any employment offers we make to current or former (within the last 5 years) political Schedule A, Schedule C, or Non-career SES employees in the executive branch.
Qualifications All qualification requirements must be met by the closing date of this announcement. We will only review your resume to determine whether minimum experience requirement(s) have been met.
Merit Promotion candidates must also meet time-in-grade requirements by the announcement closing date.
Minimum Qualifications GS-13: One year of specialized experience equivalent to the GS-12 grade level in the Federal service performing all of the following: Planning and conducting fraud investigations that are primarily criminal in nature; Applying for and executing search warrants and other law enforcement operations; Testifying in court or providing briefings to internal and external parties such as high level agency officials, law enforcement personnel, or federal/state prosecutors; AND Writing investigative reports and other products.
Major Duties:
This position is with Office of Inspector General, AIG FOR INVESTIGATIONS.
This office is responsible for overseeing and conducting investigations involving Department of the Interior (DOI) programs and operations, focusing on fraud, waste, abuse, and mismanagement.
Investigates actual or suspected criminal activity or other wrongdoing by DOI employees, contractors, grantees, lessees, and entities conducting business with the DOI.
As a Criminal Investigator (Special Agent) you will be responsible for: Conducting difficult, highly visible and/or exceedingly sensitive investigations that may be local, regional, interregional, or department-wide in scope involving a wide range of complex criminal, civil and administrative investigative techniques, involving complex fraud schemes, civil false claims, DOI violations and allegations of other crime.
Planning and conducting investigations, determining the most appropriate methods, procedures, precedents and techniques necessary to address unusual or unique situations.
Conduct fact-finding and preliminary analysis of the request, complaint, or allegation in relation to appropriate laws, regulations, etc., to identify the issues involved and relevant evidence needed.
Obtains, collects, evaluates, and integrates various types of information relevant to multiple violations; and recommends a course of enforcement action on the basis of the investigation.
Establish and understand the relationship of facts and/or evidence in the documents and other materials, as well as performs extensive research of records and other sources of information.
Preparing comprehensive investigative reports documenting observations, issues and findings.
Prepares and provides, as needed, input regarding high profile cases for Departmental and Congressional reports.
Prepare detailed reports, position papers, and other documents concerning DOI program areas or identified vulnerabilities.
Conducting interviews, take affidavits from suspects and witnesses, and testify in court as a witness to events or to explain basic or routine procedures.
Provide regular briefings to management, attorneys, and bureau leadership regarding investigative findings and activities.
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