Job Description

Job Requisition ID: 51584 

Opening Date: 04/27/2026
Closing Date: 05/08/2026
​Agency:  Department of Human Services
Class Title: INTERNAL SECURITY INV I - 21731 
Skill Option:  Investigations 
Bilingual Option:  None
Salary: Anticipated Salary: $5,928 - $8,493 per month ($71,136 - $101,916 per year)
Job Type: Salaried
Category: Full Time 
County: Lake
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 Developmental Disabilities is seeking to hire an Internal Security Investigator I for the Kiley Developmental Center located in Waukegan, Illinois to conduct responsible and confidential inspections and investigations of violations into health care statutes on a center-wide basis. Compiles and analyzes facts pertaining to cases under investigation. Completes investigations and prepares reports summarizing such activities. Drafts recommendations for corrective measures resulting from investigations which have a center-wide impact. Serves on an on-call basis. Travels in the performance of duties.

Essential Functions

• Conducts responsible and confidential investigative work into violations of health care status on a center-wide basis. 
  Prepares keyboarded investigatory packages upon the completion of such investigations.
• Travels to investigation site.
• Maintains confidential files pertaining to completed or cases under investigation and ensures the security of pertinent information gathered in the investigatory process. 
• Travels to provide oral testimony in criminal or administrative hearings related to the results of investigations. 
• Serves on an on-call basis, providing investigative services at the Center on a rotation basis determined by the Center Director.
• Performs other related duties which are required or assigned which are within the scope of the duties listed.

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 three (3) years 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 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. 

Preferred Qualifications

• Five (5) years of professional experience conducting responsible and confidential law enforcement investigative for a public or private organization. 
• Five (5) years of professional experience obtaining oral and written statements for a public or private organization. 
• Five (5) years of professional experience gathering and preparing investigative reports.
• Five (5) years of professional experience maintaining confidential files pertaining to completed or cases under investigation.
• Three (3) years of professional experience meeting deadlines with strong attention to detail and the ability to use critical thinking skills while multi-tasking multiple projects.

Conditions of Employment

• Requires the ability to serve on an on-call basis on a rotation basis.
  Requires the ability to work after business hours, weekends and holidays.
• Requires the ability to utilize office equipment, such as personal computers.
• Requires the ability to travel in the performance of job duties with overnight stays as appropriate.
• Requires a current valid driver’s license.
• Requires ability to pass the IDHS background check.
• Requires ability to pass a drug screen for drugs prohibited from recreational use under Illinois Law.

*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, 8:00am - 4:30pm, 30 minute unpaid lunch with rotating On-Call duties

Work Location: 1401 W Dugdale Rd, Waukegan, Illinois, 60085

Division of Developmental Disabilties

Kiley Developmental Center

Internal Security

Agency Contact: DHS.HiringUnit@Illinois.gov

Posting Group:  Public Safety; 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)
• Personal, Sick, & Vacation rates modified for 12-hour & part-time 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: 

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:

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

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