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CONSERVATION POLICE SERGEANT

at Department of Natural Resources in Petersburg, Illinois, United States

Job Description

Position Overview

The Illinois Department of Natural Resources is looking to hire a Conservation Police Sergeant for District 10. This position serves as a supervising sworn peace officer, directs personnel, serves as liaison with county, state, and US District Attorneys, and assists in coordinating law enforcement efforts between state and federal agencies. We welcome interested applicants who would like to be part of this team to apply today. 

Essential Functions

  • Under direction, serves as a supervising sworn statutory peace officer

  • Oversees district administrative work, records, and field inspections

  • Directs district personnel in the investigation of complaints

  • Monitors and reviews all pending prosecutions related to conservation efforts within the District

  • Provides public relations material to various organizations

  • Develops and manages the administrative District’s annual plan of work

  • Enforces all Illinois Complied Statues, including federal laws

  • As designated, serves as acting regional commander in the absence of higher level manager, assuming responsibility for the daily management of the region or program

  • Performs other duties as required or assigned which are reasonably within the scope of duties enumerated above
Minimum Qualifications

  • Requires knowledge, skill, mental development equivalent to completion of a bachelor’s degree, preferably with major coursework in either law enforcement, social justice, or the social sciences, or in a related conservation field such as forestry or natural resource management, biological and physical sciences; Equivalent training or related experience as a law enforcement officer or related technical conservation resource/public lands management experience may be substitued on a year-for-year basis

  • Requires successful completion of an approved training program such as the Illinois Conservation Police Training Program which includes successful completion of the Illinois Basic Police Training Program

  • Requires three years’ law enforcement experience as a Conservation Police Officer
Preferred Qualifications

  • Working knowledge of outdoor recreational and commercial equipment used for fishing, trapping, hunting, boating and snowmobiling

  • Working knowledge of outdoor recreational participant’s habits, methods, and techniques relative to various state and federal conservation laws

  • Two (2) years of experience with investigations, arrests, confiscation and handling of evidence, and prosecution procedures

  • Two (2) years of experience in supervisory techniques and practices

  • Two (2) years of experience enforcing all applicable Illinois Revised Statues, federal and administrative laws

  • Two (2) years of experience promoting safety education programs and other divisional programs and services at a district level
Employment Conditions

  • Requires completion of a background check and self-disclosure of criminal history

  • Requires appropriate, valid Driver’s license

  • Ability to travel and work overtime as needed

  • Ability to demonstrate continued physical proficiency

  • Ability to demonstrate continued firearms qualifications

  • Ability to continue departmental professional training

  • Ability to swim

  • Ability to work under adverse tactical conditions, exposed to outdoor temperature extremes and inclement weather

  • Ability to effect physical arrests

  • Must reside in District 10. District 10 includes the following counties: Cass, Christian, Logan, Mason, Menard, Morgan, and Sangamon.

  • This position has been found to meet the requirements in section 4A-101 of the Illinois Governmental Ethics Act requiring the occupant/employee to file a Statement of Economic Interest. The Illinois Governmental Ethics Act (5ILCS 420/4A et seq.) requires certain state officials and employees file annual Statements of Economic Interest with the Office of the Secretary of State that will be made available for examination and copying by the public. All employees required to file a Statement of Economic Interest are also required to file the Supplemental Statement of Economic Interest with the Executive Ethics Commission. (See Executive Order 15-09) Fines and penalties apply to untimely filings.
Agency and Division Statements

Agency Statement
Charged with preserving, protecting and promoting Illinois’ natural and cultural resources, Illinois Department of Natural Resources (IDNR) employees oversee water, wildlife, wetlands and oil wells, parks, historic sites – and everything in between. Employment opportunities vary greatly, often providing employees the chance to work indoors and out in a dynamic yet relaxed environment. Working for the State of Illinois, IDNR employees receive excellent benefits, including, vision health and dental insurance; a retirement plan and deferred compensation options; state holidays and other time off; as well as pre-tax benefit programs.

Office of Law Enforcement

The Office of Law Enforcement (OLE) supports the Department’s programs designed to protect Illinois’ natural and recreational resources through enforcement of those portions of the Illinois Compiled Statutes enacted for that purpose. Conservation Police Officers are vested with full state-wide police authority and are trained to the highest standards for law enforcement professionals in Illinois.  

 

In addition to these enforcement responsibilities, Conservation Police Officers serve as an important link between the Department and its various constituencies (civic groups, sportsmen’s groups, sport shows, etc.). These officers are called upon to assist outside agencies in emergency situations or rescue operations. They participate in the instruction of conservation related statutes to outside agencies, law enforcement organizations, or educational institutions upon request.

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Job Posting: ILCS58596

Posted On: Sep 09, 2026

Updated On: Sep 16, 2026

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