Investigator Jobs in Chicago, IL

SUPERVISING INVESTIGATOR

Job Number: 419748

Description

JOB ANNOUNCEMENT

Supervising Investigator

Chicago Fire Department
Internal Affairs Division
Number of Positions: 1
(Additional vacancies possible pending budget approval)
Starting Salary: $85,548
Applications for this position will be accepted until 11:59pm CDT on 09/29/2026

Under supervision, supervises staff engaged in the investigation of cases involving allegations of criminal activity, official misconduct, and residency violations by City employees, including large-scale and complex investigations, and performs related duties as required.

ESSENTIAL DUTIES

- Reviews complaints and allegations and assigns cases to investigative staff
- Monitors cases assigned to staff, ensuring investigations are timely and in compliance with established procedures
- Reviews investigative reports prepared by staff for completeness of information and to assess findings and recommendations
- Coordinates large-scale investigations requiring coordination between departments and outside agencies
- Participates in and provides direction to staff investigating complex cases requiring specialized investigative and surveillance skills
- Assists in establishing operating procedures and work practices
- Monitors staff's use of surveillance equipment and conduct of covert investigations
- Meets with staff to review status of cases and evaluate work performance
- Trains and oversees the training of investigators on standard and specialized investigative practices and techniques
- Testifies in court, arbitrations, and Personnel Board hearings on investigations conducted and findings
- Prepares reports of completed investigations and staff performance for management review
- Confers with management and the Department of Law on legal issues relating to investigative activities
- Administers drug and alcohol tests to employees, as required

Additional duties may be required for this position

Location: Chicago Fire Department – Internal Affairs Division
3510 S. Michigan, Chicago, IL 60653 / Citywide

Days: Monday – Friday
Days Off: Saturday and Sunday
Hours: Hours may vary

THIS POSITION IS NOT IN CAREER SERVICE

Qualifications

MINIMUM QUALIFICATIONS

- Seven (7) years of work experience in the conduct of investigations of criminal or fraudulent activity OR seven (7) years of work experience in the performance of fact finding analyses and investigative research and reporting, OR
- Graduation from an accredited college with an Associate’s degree in the Social Sciences, Criminal Justice, Human Resources or a directly related field, plus five (5) years of work experience in the conduct of investigations of criminal or fraudulent activity OR five (5) years of work experience in the performance of fact finding analyses and investigative research and reporting, OR
- Graduation from an accredited college or university with a Bachelor's degree in the Social Sciences, Criminal Justice, Human Resources or a directly related field, plus three (3) years of work experience in the conduct of investigations of criminal or fraudulent activity OR three (3) years of work experience in the performance of fact finding analyses and investigative research and reporting, OR
- Graduation from an accredited college or university with a Master’s degree or higher in the Social Sciences, Criminal Justice, Human Resources or a directly related field, plus two (2) years of work experience in the conduct of investigations of criminal or fraudulent activity OR two (2) years of work experience in the performance of fact finding analyses and investigative research and reporting

Licensure, Certification, or Other Qualifications

- A valid State of Illinois driver's license is required
- Availability to work and duty watch is required

SELECTION REQUIREMENTS

This position requires applicants to complete an interview. The interviewed candidate(s) possessing the qualifications best suited to fulfill the responsibilities of the position, based on the interview will be selected.

The Chicago Fire Department may request that successful candidates pass a drug screen and background investigation. Persons offered employment must pass all pre-employment exams prior to appointment.

For Information on our employees benefits please visit our benefits website at: https://www.chicago.gov/city/en/depts/fin/benefits-office.html

For Information on our salary and title structure visit our classifications website at: City of Chicago :: Classification and Pay Plan

APPLICATION EVALUATION:

Initial evaluation will be based on information provided on the application and the documents submitted. Department of Human Resource staff will review applications after the final posting date. Staff will follow any and all required Employment/Hiring Plan provisions, federal, state and local laws, and Collective Bargaining Agreements when applicable. Staff will apply hiring preferences as required by the municipal code. Placement on an eligibility list is not an offer or guarantee of an interview nor employment with the City of Chicago.

COMMITMENT TO DIVERSITY:

To further our commitment to hiring applicants with diverse experience the City of Chicago has adopted the following ordinances 2-74-020 and 2-74-075. The ordinances provide a preference to applicants who meet minimum qualifications and who are veterans of the Armed Forces, and/or residents of Socio-Economically Disadvantaged Areas (SEDA) and/or Chicago Public School (CPS) high school graduates to be referred to departments for consideration. These hiring preferences do not apply to bidders, as Collective Bargaining Agreements define the hiring process for bidders. For positions covered by a collective bargaining agreement, bidders will be considered before external candidates. To learn more about our hiring practices click here.

ALL REFERENCES TO POLITICAL SPONSORSHIP OR RECOMMENDATION MUST BE OMITTED FROM ALL APPLICATION MATERIALS SUBMITTED FOR CITY EMPLOYMENT.

The City of Chicago is an Equal Employment Opportunity, Military Friendly, and Fair Chance Employer.

City of Chicago

Brandon Johnson, Mayor

Job Posting

: Sep 15, 2026, 10:40:57 AM
Closing Date (Period for Applying) - External
: Sep 29, 2026, 11:59:00 PM
BU: 10
Salary: $85,548
Pay Basis
: Yearly