IL State Geological Survey
Data received May 2025 • FT/PT status not provided.
Full-time employees
153
Median pay
$69,246
Average pay
$73,430
IL State Geological Survey
Employees by pay range
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.
Employees
Click on one of the headers below to sort a column. Data shown reflects actual gross pay for 2024, except where noted otherwise.
| Position | Gross pay | Date hired | |
|---|---|---|---|
| Pentrak, Martin Paul | Assoc Mineralogist | $75,855 | April 3, 2012 |
| Phillips, Andrew C. | Prin Res Sci, Quaternary Geol | $92,509 | April 1, 2025 |
| Picado, Eduardo | Vst Sci Spec, Map Std | $52,520 | June 26, 2023 |
| Plankell, Eric Thomas | Assoc Res Sci, Wetlands Geol | $90,982 | July 1, 2008 |
| Pociask, Geoffrey E. | Prin Res Sci, Wetlands Geol | $111,359 | July 1, 2008 |
| Quirk, Laura Marie | Assistant Res Sci, Envrl Geol | $77,818 | April 13, 2015 |
| Rhoades, Neil C. | Sci Spec, Envrl Assmt Res | $56,560 | Jan. 16, 2018 |
| Rosario, Liane | Sci Spec, Coastal Anlys | $60,650 | Sept. 18, 2023 |
| Rushing, Alexander William | Vst Sci Spec, Hist Mine & Geol | $22,442 | Sept. 12, 2022 |
| Saccardi, Brian Eugene | Postdoc Res Assoc | $60,400 | Sept. 1, 2023 |
| Saha, Partha | Vst Assistant Res Sci, Engr | $90,600 | Nov. 1, 2023 |
| Sanchez, Alexandra Theresa | Vst Sr Sci Spec, Quat Geol | $57,570 | Aug. 1, 2023 |
| Sanger, David Bennett | Sci Spec, Envrl Assmt Res | $50,003 | Oct. 16, 2023 |
| Sargent, Steve L. | Instr & Measurement Tech III | $82,399 | July 1, 2008 |
| Schultz, Richard Brian | Assoc Res Sci, Map Std | $58,696 | Sept. 5, 2023 |
| Sefcik, Michael R. | IT Technical Associate | $62,876 | Sept. 11, 2017 |
| Shao, Hongbo | Assoc Res Sci, Geochemistry | $95,705 | May 4, 2015 |
| Sheffield, Nicolette Ann | Sr Sci Spec, Wetlands Geol | $59,393 | Aug. 6, 2019 |
| Singh, Abhyudaya | Grad Hourly | $24,228 | Oct. 16, 2023 |
| Singh, Sohan Bir | Postdoc Res Assoc | $62,413 | Aug. 17, 2020 |
| Smith, Kemia S. | Sci Spec, Envrl Assmt Res | $49,187 | Aug. 16, 2024 |
| Sompong, Derek Edward | IT Technical Associate | $91,648 | Sept. 6, 2011 |
| Spaeth, Matthew P. | Sr Sci Spec, Envrl Assmt Res | $74,538 | July 1, 2008 |
| Spaulding, Kaitlyn Ruth | Vst Sci Spec, GIS | $45,695 | June 3, 2024 |
| Spitzer, Elizabeth Marie | Sci Spec, Coastal Anlys | $61,989 | April 4, 2022 |
| Stritch, Thomas S. | Sci Spec, Wetlands Geol | $56,229 | Nov. 1, 2021 |
| Stumpf, Andrew J. | Prin Res Sci, Quaternary Geol | $97,029 | July 1, 2008 |
| Svenningsen, Trina Marie | Assistant Res Sci, Envrl Geol | $65,559 | Oct. 2, 2017 |
| Swanson, Daniel R. | Academic Hourly - Research | $44,776 | June 3, 2013 |
| Swiger, Corey James | Academic Hrly Rsrch | $22,875 | June 7, 2021 |
| Taft, Kendall Lee | Assistant Res Sci, Reservoir Geol | $111,391 | Feb. 21, 2022 |
| Tharp, Darren Edward | Driller Laborer | $48,212 | April 15, 2024 |
| Thomas, Michael Jared | Sr Sci Spec, Geol Collect | $62,967 | April 5, 2016 |
| Thomason, Jason F. | Prin Res Sci, Hydrogeologist | $117,484 | July 1, 2008 |
| Thurston, Daniel S. | Research Systems Administrator | $109,684 | July 1, 2008 |
| Trauth, Alexandra Cecile | Office Support Associate | $39,878 | Sept. 27, 2022 |
| Trela, Jarek | Assistant Res Sci, Econ Geol | $87,940 | Sept. 1, 2021 |
| Tuli, Fatima Tuz Zafrin | Vst Sr Sci Spec, Geoscience | $21,250 | Sept. 16, 2024 |
| Wagner, Stephanie A. | Assistant Res Sci, Envrl Geol | $69,793 | July 1, 2013 |
| Waqar, Muhammad | Grad Res Assistant | $26,275 | Jan. 22, 2024 |
| Webb, Nathan D. | Prin Res Sci, Geol | $112,458 | May 18, 2009 |
| Weber, Emma Rose | Sci Spec, Wetlands Geol | $55,687 | July 1, 2022 |
| Willette, Donna Caraway | Prin Res Sci, Geochem | $153,825 | Oct. 27, 2014 |
| Williams-Stroud, Sherilyn | Assoc Res Sci, Structl Geol | $96,569 | Aug. 16, 2024 |
| Wimmer, Bracken T. | Assistant Res Sci, Geochemistry | $67,167 | July 1, 2008 |
| Woodworth, Lori Ann | Office Manager | $48,778 | May 14, 2012 |
| Yacucci, Mark A. | Prin Res Sci, Sci Data Preserv | $124,640 | July 1, 2008 |
| Yang, Fang | Assoc Reservoir Engineer | $29,833 | Dec. 1, 2015 |
| Young, Steven Enrico | Academic Hrly Rsrch | $62,763 | Nov. 27, 2023 |
| Young, Timothy C. | Academic Hrly Rsrch | $31,747 | Sept. 1, 2023 |
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.