Illinois / Corrections / Office Administrator III

Job-title file

Office Administrator III

Lead staff and operations — set priorities, allocate resources, and oversee program delivery.

54 employees hold this title in Corrections. Median total compensation for the role is $59,700, below the department median of $88,600.

Employees: 54
Total payroll: $3M
Role median: $59,700
Agency median: $88,600
Comparison: Below

What the records show

Role pay distribution

Pay distribution for this role

$5,200$80,256+

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

How total compensation varies among the 54 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 departments

This role across Illinois

Office Administrator III is held in 12 Illinois departments. In Corrections, the median of $59,700 ranks #6 of 12.

Highest-paying departments for this role

Public Health

$74,400 · 8

Property Tax Appeal Board

$72,400 · 2

Commission on Human Rights

$70,700 · 1

Natural Resources

$65,500 · 3

Employment Security

$60,700 · 1

Il Workers' Compensation Commi

$54,000 · 1

Healthcare & Family Services

$52,900 · 5

Human Services

$52,100 · 25

Prisoner Review Board

$49,300 · 8

Financial and Professional Reg

$41,350 · 2

Children and Family Services

$37,200 · 4

Median total compensation for the Office Administrator III role in other Illinoisdepartments (highest first). Each bar links to that department’s page for this role.

Compare jurisdictions

Office Administrator beyond Illinois

This role is reported in 3 jurisdictions. In Illinois, the median of $57,250 ranks #1 of 3. See Office Administrator across all of Illinois →

Highest-paying jurisdictions for this role

New York Public Authorities

$52,629 · 10

City of Philadelphia

$16,955 · 8

Median total compensation for comparable Office Administratorroles 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

Amy Cockerham

Office Administrator III/Corrections

2025 total comp

$64,500

Sub-department: Il River Correctional Center (Canton)
Base pay: $0
Overtime: $0
Other pay: $64,500
Benefits: $0
Total compensation: $64,500
Union / bargaining unit: Collective Bargaining
Work county: Fulton

Source-specific fields

4-D Exempt: Yes
Employment Status: PROB 4 MOS
Period Pay Rate: $2,700
Rutan Exempt: No

At Corrections, Amy Cockerham serves as a Office Administrator III within Il River Correctional Center (Canton). Their 2025 pay totaled $64,500. Union affiliation: Collective Bargaining.

Diana Harmon

Office Administrator III/Corrections

2023 total comp

$63,400

Sub-department: Decatur Women's Correctional Center
Base pay: $0
Overtime: $0
Other pay: $63,400
Benefits: $0
Total compensation: $63,400
Union / bargaining unit: Collective Bargaining
Work county: Macon

Source-specific fields

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

At Corrections, Diana Harmon serves as a Office Administrator III within Decatur Women's Correctional Center. Their 2023 pay totaled $63,400. They are represented by Collective Bargaining.

Casandra Withrow

Office Administrator III/Corrections

2023 total comp

$63,200

Sub-department: Taylorville Correctional Center
Base pay: $0
Overtime: $0
Other pay: $63,200
Benefits: $0
Total compensation: $63,200
Union / bargaining unit: Collective Bargaining
Work county: Christian

Source-specific fields

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

Casandra Withrow holds the role of Office Administrator III at Corrections within Taylorville Correctional Center. In 2023, their total compensation was $63,200. Union affiliation: Collective Bargaining.

Brooke Beasley

Office Administrator III/Corrections

2025 total comp

$62,600

Sub-department: Murphysboro Life Skills Re-Entry Center
Base pay: $0
Overtime: $0
Other pay: $62,600
Benefits: $0
Total compensation: $62,600
Union / bargaining unit: Collective Bargaining
Work county: Perry

Source-specific fields

4-D Exempt: Yes
Employment Status: PROB 4 MOS
Period Pay Rate: $2,600
Rutan Exempt: No

At Corrections, Brooke Beasley serves as a Office Administrator III within Murphysboro Life Skills Re-Entry Center. Their 2025 pay totaled $62,600. They are represented by Collective Bargaining.

Morgan Kociss

Office Administrator III/Corrections

2025 total comp

$62,200

Sub-department: Stateville Correctional Center
Base pay: $0
Overtime: $0
Other pay: $62,200
Benefits: $0
Total compensation: $62,200
Union / bargaining unit: Collective Bargaining
Work county: Will

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $2,700
Rutan Exempt: No

Morgan Kociss works as a Office Administrator III for Corrections within Stateville Correctional Center. Morgan earned $62,200 in 2025. Their bargaining unit is Collective Bargaining.

Katherine Mullins

Office Administrator III/Corrections

2025 total comp

$62,100

Sub-department: Robinson Correctional Center
Base pay: $0
Overtime: $0
Other pay: $62,100
Benefits: $0
Total compensation: $62,100
Union / bargaining unit: Collective Bargaining
Work county: Crawford

Source-specific fields

4-D Exempt: Yes
Employment Status: CERTIFIED
Period Pay Rate: $2,300
Rutan Exempt: No

At Corrections, Katherine Mullins serves as a Office Administrator III within Robinson Correctional Center. Their 2025 pay totaled $62,100. Union affiliation: Collective Bargaining.