INTERNAL SECURITY INVESTIGATOR II

Illinois Department of Human Services

$86K — $125K *
Education, Government & Non-Profit
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • A minimum of two years of college coursework in relevant fields, coupled with four years of law enforcement investigative experience.
  • Four years of college education in relevant fields, along with two years professional investigative experience.
  • A master's degree in a relevant discipline and one year of professional law enforcement investigative experience.
  • Completion of the FBI National Academy or equivalent training, along with two years of investigative experience.

Responsibilities

  • Conduct confidential and complex investigations regarding abuse and neglect in state-operated facilities.
  • Prepare detailed written reports documenting findings, evidence preservation, and recommendations for action.
  • Maintain confidentiality of files pertaining to ongoing investigations.
  • Recommend improvements to investigative procedures based on findings.
  • Serve as an expert witness in criminal and administrative hearings related to investigations.
  • Perform additional duties as assigned within the scope of job responsibilities.

Benefits

  • Pension program for retirement planning.
  • Comprehensive insurance options including health, life, dental, and vision.
  • Generous vacation and sick leave policies with time accruing year over year.
  • Paid parental leave for new parents.
  • Eligible for federal student loan forgiveness programs and veteran training benefits.
  • Flexible work schedules may be available depending on position.
Full Job Description
Job Requisition ID: 57806

Opening Date: 09/21/2026
Closing Date: 10/02/2026
Agency: Department of Human Services
Class Title: INTERNAL SECURITY INVEST II (21732)
Skill Option: Investigations
Bilingual Option: None
Salary: Anticipated Salary: $7,195-$10,485/month ($86,340-$125,820/year)
Job Type: Salaried
Category: Full Time
County: Sangamon
Number of Vacancies: 1
Bargaining Unit Code: RC062 Technical Employees, AFSCME
Merit Comp Code:

This position is a union position; therefore, provisions of the relevant collective bargaining agreement/labor contract apply to the filling of this position. The posting window for internal applicants in accordance with applicable collective bargaining agreements has already passed. The system will only allow external applications for other means consideration at this time. Internal applicants who have already applied are not required to reapply externally for consideration at other means.

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.

Position Overview

The Office of Inspector General is seeking to hire an Internal Security Investigator II at the Bureau of Investigations center located in Springfield, Illinois. The Internal Security Investigator II will travel to conduct confidential, sensitive, and complex investigations concerning reports of abuse, neglect, financial exploitation, deaths, or serious injuries at state operated facilities and community agencies. Prepares written investigative reports upon the completion of the investigative process consisting of a summary of actions taken, findings, preservation of evidence and recommendations for corrective action and/or case closure. Maintains confidential files pertaining to intakes under investigation. Recommends revisions in investigatory procedures and practices and serves as an expert witness and gives testimony in criminal and administrative hearings related to the conduct of or results of the investigation.

Essential Functions

  • Travels to conduct confidential, sensitive, and complex investigations concerning reports of abuse, neglect, financial exploitation, death, serious injuries of persons with disabilities at state operated facilities and community agencies.
  • Prepares written investigative reports upon the completion of the investigative process consisting of a summary of actions taken, findings, preservation of evidence and recommendation for service plan referral and/or case closure.
  • Maintains confidential files pertaining to cases under investigation.
  • Recommends revisions in investigator procedures and practices.
  • Serves as an expert witness and gives testimony in criminal and administrative hearings related to the conducting of or results of the investigation.
  • Performs other duties as assigned or required which are reasonably within the scope of those enumerated above.


Minimum Qualifications

  • Requires knowledge, skill, and mental development equivalent to completion of two (2) years of college, with coursework in law, government, liberal arts, history or business or public administration, plus four (4) years professional experience in law enforcement investigatory work OR requires knowledge, skill, and mental development equivalent to completion of four (4) years of college, with major coursework in law, government, liberal arts, history or business or public administration, plus two (2) years professional experience in law enforcement investigatory work OR requires knowledge, skill, and mental development equivalent to completion of a master's degree, with major course work in law, government, liberal arts, history or business or public administration plus one (1)-year professional experience in law enforcement investigatory work OR requires completion of the F.B.I. National Academy or comparable law enforcement schooling, plus two (2) years of professional experience in law enforcement investigatory work.


Preferred Qualifications

  • Three (3) years of professional experience utilizing modern law enforcement investigatory techniques and concepts.
  • Three (3) years of professional experience recognizing and gathering appropriate statements, exhibits and materials acceptable for use in prosecution of cases of disciplinary action.
  • Two (2) years of professional experience preparing case reports for referral to prosecuting agency.
  • Two (2) years of professional experience maintaining security during investigatory activities.
  • Two (2) years of professional experience working with statutes, rules and regulations concerning misconduct.
  • Two (2) years of professional experience working with the functions and interrelationships of government agencies.


Conditions of Employment

  • Requires the ability to travel in performance of job duties, with overnight stays as appropriate.


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

Work Hours: Monday-Friday, 8:30am-5:00pm, 1 hour unpaid lunch

Headquarter Location: 901 E Southwind Rd, Springfield, Illinois, 62703

Office of Inspector General

Bureau of Investigations

Central Region

Work County: Sangamon

Agency Contact: [email protected]

Posting Group: Public Safety; Social Services

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: https://cms.illinois.gov/benefits/stateemployee.html

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 Illinois.jobs2web.com homepage in the blue ribbon.

Non-State employees should log in on the using the "View Profile" link in the top right of the Illinois.jobs2web.com 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 career portal for State employees and review the Internal Candidate Application Job Aid

Non-State employees: on Illinois.jobs2web.com - 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:

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