Job Description

Job Requisition ID: 57363 

Opening Date: 07/24/2026
Closing Date: 08/06/2026
​Agency:  Department of Human Services
Class Title: PUBLIC AID INVESTIGATOR - 35870 
Skill Option:  None 
Bilingual Option:  None
Salary: Anticipated Salary: $6,460-$9,337/month ($77,520-$112,044/year)
Job Type: Salaried
Category: Full Time 
County: Madison
Number of Vacancies: 1
Bargaining Unit Code:  RC062 Technical Employees, AFSCME
Merit Comp Code:  

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This position is a union position; therefore, provisions of the relevant collective bargaining agreement/labor contract apply to the filling of this position.

While not required, a Resume/Curriculum Vitae (CV) is recommended. When applicable, titles that require specific coursework, professional license or certification will include a notation requesting the appropriate document(s) be uploaded in the  Additional Documents section of your application. Failure to upload requested transcripts, license and/or proof of certification when specified may result in ineligibility. Please note that the Department of Human Services must verify proof of higher education for any degree earned (if applicable) regardless of vacancy title before any offer can be extended.

All applicants who want to be considered for this position MUST apply electronically through the illinois.jobs2web.com website. State of Illinois employees should click the link near the top left to apply through the SuccessFactors employee career portal.

Applications submitted via email or any paper manner (mail, fax, hand delivery) will not be considered.

Why Work for Illinois?

Working with the State of Illinois is a testament to the values of compassion, equity, and dedication that define our state. Whether you’re helping to improve schools, protect our natural resources, or support families in need, you’re part of something bigger—something that touches the lives of every person who calls Illinois home.

No matter what state career you’re looking for, we offer jobs that fit your life and your schedule—flexible jobs that provide the gold standard of benefits. Our employees can take advantage of various avenues to advance their careers and realize their dreams. Our top-tier benefits and great retirement packages can help you build a rewarding career and lasting future with the State of Illinois.

Position Overview

The Division of Family and Community Services is seeking to hire a position that conducts complex thorough overt and covert field investigations relating to Supplemental Nutritional Assistance Program (SNAP) fraud; conducts field visits in order to interview and obtain statements from various parties, including but not limited to clients, former clients, vendors, providers, neighbors, employers, relatives, etc.; coordinates and participates in cooperative investigative and/or prosecutorial efforts with State’s Attorneys and other federal and state law enforcement agencies; provides guidance and/or assistance to investigative staff in trainee status; and testifies in civil and criminal proceedings.

Essential Functions

• Conducts complex thorough overt and covert field investigations.
• Conducts field visits to interview and obtain statements from various parties, including but not limited to clients, former clients, vendors, providers, neighbors, employers, relatives, etc.
• Serves as liaison with State’s Attorneys and other federal and state law enforcement agencies.
• Provides guidance and/or assistance to investigative staff in trainee status.
• Testifies in civil and criminal proceedings.
• Performs other duties as required or assigned, which are reasonably within the scope of the duties enumerated above.

Minimum Qualifications

• Requires a bachelor’s degree with major coursework in law enforcement, criminal justice or related fields or requires an associate degree with major coursework in law enforcement, criminal justice, or related field, and four (4) years of experience in investigative work such as detective, administrative, civil or criminal investigations, licensing/certification investigations, worker’s compensation investigations, etc.
• Requires the successful completion of an approved Public Aid Investigator Trainee program.

Preferred Qualifications

• Four (4) years of professional experience working with policies, procedures and state and federal laws pertaining to public assistance.
• Three (3) years of professional experience working with investigative methods, techniques, and procedures.
• Three (3) years of professional experience compiling and summarizing data and preparing records and reports in a clear and concise format.
• Three (3) years of professional experience in developing and maintaining collaborative and cooperative working relationship with private and public organizations.
• Two (2) year of professional experience working with court procedures, practices, and rules of evidence.
• Two (2) year of professional experience applying and interpreting laws and regulations relating to public assistance.

Conditions of Employment

• Requires possession of a valid driver’s license.
• Requires ability to pass the Federal Tax Information Access background check.
• Requires the ability to work a flexible work schedule.
• Requires ability to travel statewide in the performance of duties, with overnight stays as appropriate, to conduct investigations.

*All conditions of employment listed are incorporated and related to any of the job duties as listed in the job description.

Work Hours:  Mon.-Fri., 8:30am-5:00pm; 1 hour unpaid lunch

Headquarter Location: 1925 Madison Ave, Granite City, Illinois, 62040

Family and Community Services

Office of Family and Community Resource Centers/Statewide Program Initiative Administration

SNAP Fraud Unit

G ranite City/ Madison County

Work County:  Madison

Agency Contact:  DHS.HiringUnit@illinois.gov

Posting Group:  Social Services

About the Agency:

The Illinois Department of Human Services uplifts individuals and communities across Illinois. Our mission is to respond to the needs of all people in Illinois so they can lead healthy, safe, and enriched lives. Our vision is the future we are shaping with dignity and the well-being for everyone in Illinois. Our values are the principles that guide us as we work to remove systemic barriers and create lasting opportunities with Compassion, Accessibility, Responsibility, and Equity.

As a State of Illinois employee, you will receive a robust benefit package that includes the following:

• A Pension Program
• Competitive Group Insurance Benefits including Health, Life, Dental and Vision Insurance
• 3 Paid Personal Business Days annually
• 12 Paid Sick days annually (Sick days carry over from year to year)
• 10-25 days of Paid Vacation time annually - (10 days in year one of employment)
• Benefit time modified for part-time, 12-hour, & non-standard work schedules (as applicable)
• 13 Paid Holidays annually, 14 on even numbered years
• Flexible Work Schedules (when available dependent upon position)
• 12 Weeks Paid Parental Leave
• Deferred Compensation Program - A supplemental retirement plan
• Optional Pre-Tax Programs such as Medical Care Assistance Plan (MCAP), Dependent Care Assistance Plan (DCAP)
• Federal Public Service Loan Forgiveness Program eligibility
• GI Bill® Training/Apprenticeship Benefits eligibility for qualifying Veterans
• 5% Salary Differential for Bilingual Positions
• Commuter Savings Program (Chicago only)

For more information about our benefits please follow this link:  

This position DOES NOT contain “Specialized Skills” (as that term is used in CBAs).

APPLICATION INSTRUCTIONS

Use the “Apply” button at the top right or bottom right of this posting to begin the application process.

If you are not already signed in, you will be prompted to do so. 

State employees should sign in to the career portal for State of Illinois employees – a link is available at the top left of the homepage in the blue ribbon. 

Non-State employees should log in on the using the “View Profile” link in the top right of the homepage in the blue ribbon. If you have never before signed in, you will be prompted to create an account.

If you have questions about how to apply, please see the following resources:

State employees: Log in to the for State employees and review the 

Non-State employees: on – click “Application Procedures” in the footer of every page of the website.

State employees should include temporary assignment in the application profile. Temporary assignment verification forms can be uploaded to the Additional Documents section.

The main form of communication will be through email. Please check your “junk mail”, “spam”, or “other” folder for communication(s) regarding any submitted application(s). You may receive emails from the following addresses:

• donotreply@SIL-P1.ns2cloud.com
• systems@SIL-P1.ns2cloud.com

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