Illinois / State Police / Forensic Scientist III

Job-title file

Forensic Scientist III

Carry out the duties of this position in support of the agency's public mission.

70 employees hold this title in State Police. Median total compensation for the role is $108,750, above the department median of $78,900.

Employees: 70
Total payroll: $7.3M
Role median: $108,750
Agency median: $78,900
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

$4,400$163,654+

Hover a bar for its range; click to filter the list below.

How total compensation varies among the 70 people in this role. Even for one job title, pay differs with seniority, step, overtime, and tenure. Each bar is a pay range; the far-right bar collects the highest earners.

Compare jurisdictions

Forensic Scientist beyond Illinois

This role is reported in 13 jurisdictions. In Illinois, the median of $76,900 ranks #6 of 13. See Forensic Scientist across all of Illinois →

Highest-paying jurisdictions for this role

District of Columbia

$104,168 · 10

Minnesota

$80,922 · 146

City of Baltimore

$80,420 · 200

City of Salt Lake City

$78,561 · 5

Texas

$78,318 · 440

Missouri

$76,117 · 55

Johnson County, Kansas

$73,681 · 12

Arkansas

$71,027 · 77

Median total compensation for comparable Forensic Scientistroles in other jurisdictions. Titles are matched by normalized name across sources, not identical job classification, and pay is not cost-of-living adjusted. Each bar links to that jurisdiction’s page for the role.

Record list

Employees with this title

Page 1

Mandi Hornickel

Forensic Scientist III/State Police

2025 total comp

$129,300

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $129,300
Benefits: $0
Total compensation: $129,300
Union / bargaining unit: Collective Bargaining
Work county: Cook

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $5,400
Rutan Exempt: No

At State Police, Mandi Hornickel serves as a Forensic Scientist III within Personal Services - Code. Their 2025 pay totaled $129,300. They are represented by Collective Bargaining.

Trent Karhliker

Forensic Scientist III/State Police

2025 total comp

$129,000

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $129,000
Benefits: $0
Total compensation: $129,000
Union / bargaining unit: Collective Bargaining
Work county: Sangamon

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $5,100
Rutan Exempt: No

Trent Karhliker works as a Forensic Scientist III for State Police within Personal Services - Code. Trent earned $129,000 in 2025. Their bargaining unit is Collective Bargaining.

Elizabeth Rast

Forensic Scientist III/State Police

2025 total comp

$128,700

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $128,700
Benefits: $0
Total compensation: $128,700
Union / bargaining unit: Collective Bargaining
Work county: Tazewell

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $5,400
Rutan Exempt: No

Elizabeth Rast holds the role of Forensic Scientist III at State Police within Personal Services - Code. In 2025, their total compensation was $128,700. Union affiliation: Collective Bargaining.

Bryan Tomac

Forensic Scientist III/State Police

2025 total comp

$126,300

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $126,300
Benefits: $0
Total compensation: $126,300
Union / bargaining unit: Collective Bargaining
Work county: St Clair

Source-specific fields

4-D Exempt: No
Employment Status: CERTIFIED
Period Pay Rate: $5,900
Rutan Exempt: No

Bryan Tomac holds the role of Forensic Scientist III at State Police within Personal Services - Code. In 2025, their total compensation was $126,300. They are represented by Collective Bargaining.

Kelly Mcnallan

Forensic Scientist III/State Police

2025 total comp

$126,300

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $126,300
Benefits: $0
Total compensation: $126,300
Union / bargaining unit: Collective Bargaining
Work county: Cook

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $5,400
Rutan Exempt: No

Kelly Mcnallan works as a Forensic Scientist III for State Police within Personal Services - Code. Kelly earned $126,300 in 2025. Union affiliation: Collective Bargaining.

Ruquiyah Wilson

Forensic Scientist III/State Police

2025 total comp

$125,400

Sub-department: Forensic Backlog-Code Regular
Base pay: $0
Overtime: $0
Other pay: $125,400
Benefits: $0
Total compensation: $125,400
Union / bargaining unit: Collective Bargaining
Work county: Cook

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $5,600
Rutan Exempt: No

Ruquiyah Wilson works as a Forensic Scientist III for State Police within Forensic Backlog-Code Regular. Ruquiyah earned $125,400 in 2025. Their bargaining unit is Collective Bargaining.

Thanarat Viriyakul

Forensic Scientist III/State Police

2025 total comp

$124,200

Sub-department: Personal Services - Code
Base pay: $0
Overtime: $0
Other pay: $124,200
Benefits: $0
Total compensation: $124,200
Union / bargaining unit: Collective Bargaining
Work county: St Clair

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $6,100
Rutan Exempt: No

Thanarat Viriyakul is a Forensic Scientist III at State Police within Personal Services - Code. 2025 total compensation came to $124,200. They are represented by Collective Bargaining.