Illinois Department of Transportation
Geologist
Douglas Liniger E in 2025 was employed at Illinois Department of Transportation and had an annual salary of $109,382, according to public records. This salary was 36 percent higher than the average and 20 percent higher than the median salary in Illinois Department of Transportation.
Illinois Department of Transportation records show Douglas Liniger E held job of Geologist from 2019 to 2025.
In year 2025 Douglas Liniger's salary was 12 percent higher than average Geologist salary in the state of Illinois.
Since 2019, the salary has increased by $28,582, a total rise of 35.4 percent.
| Year | 2025 |
| Full Name | Douglas Liniger E |
| Original Job Title | Geologist Iii |
| Job Title | Geologist |
| Get Geologist Salary Statistics | |
| State | Illinois |
| Employer | Illinois Department of Transportation |
| Annual Wage | $109,382 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Illinois Department of Transportation |
| Year | 2025 |
| Number of Employees | 7,545 |
| Average Annual Wage | $80,171 |
| Median Annual Wage | $91,273 |
Douglas Liniger E (2024)Geologist | View Person Details |
Douglas Liniger E (2022)Geologist | View Person Details |
Douglas Liniger E (2021)Geologist | View Person Details |
Douglas Liniger E (2020)Geologist | View Person Details |
Douglas Liniger E (2019)Geologist | View Person Details |
Robert Stricker J (2025)Civil Engineer at Illinois Department of Transportation | View Person Details |
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Christopher Hicks D (2025)Engineering Technician at Illinois Department of Transportation | View Person Details |
Rahman Mostafa Abdel M (2025)Civil Engineer at Illinois Department of Transportation | View Person Details |
Reginald Smith E (2025)Highway Maintainer at Illinois Department of Transportation | View Person Details |
Timothy McMechan I (2025)Highway Maintainer at Illinois Department of Transportation | View Person Details |