Illinois Department of Public Health
Administrative Assistant
Derek Williamson A in 2025 was employed at Illinois Department of Public Health and had an annual salary of $98,090, according to public records. This salary was 2 percent higher than the average and 3 percent lower than the median salary in Illinois Department of Public Health.
Illinois Department of Public Health records show Derek Williamson A held two jobs from 2020 to 2025.
In year 2025 Derek Williamson's salary was 28 percent higher than average Administrative Assistant salary in the state of Illinois.
According to the public records employee's salary increased by $10,505 from 2024 to 2025, which is a 12.0 percent rise. Since 2020, the salary has increased by $36,790, a total rise of 60.0 percent.
| Year | 2025 |
| Full Name | Derek Williamson A |
| Original Job Title | Administrative Assistant I |
| Job Title | Administrative Assistant |
| Get Administrative Assistant Salary Statistics | |
| State | Illinois |
| Employer | Illinois Department of Public Health |
| Annual Wage | $98,090 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Illinois Department of Public Health |
| Year | 2025 |
| Number of Employees | 1,575 |
| Average Annual Wage | $96,018 |
| Median Annual Wage | $100,922 |
Derek Williamson A (2024)Admin Assistant | View Person Details |
Derek Williamson A (2022)Admin Assistant | View Person Details |
Derek Williamson A (2021)Admin Assistant | View Person Details |
Derek Williamson A (2020)Admin Assistant | View Person Details |
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