Data received June 2026 • FT/PT status not provided. Hire dates are most recent hire date.

Full-time employees

63

Median pay

$75,441

Average pay

$80,196

IL Sustainable Technology Center

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 2025, except where noted otherwise.

 

Name

Position Gross pay Date hired
Salih, Hafiz Hussein Mohamed Assoc Res Sci, Engr $114,877 Dec. 6, 2012
Samaras, Zachary N Sr Sci Spec, Tech $70,233 July 19, 2021
Schideman, Lance Charles Prin Res Sci, Envrl Engr $124,942 July 16, 2006
Scott, John W Assoc Res Sci, Sr Anlyt Chem $98,176 July 1, 2008
Scrogum, Joy Joann Assistant Res Sci, Sustainability $75,441 Jan. 9, 2011
Varghese Kaleeckal, Bajio Assistant Res Sci, Proj Engr $91,556 May 17, 2021
Walker, Troy Lamont Assistant Res Sci, Tech $77,883 Oct. 16, 2014
Wilken, Phyllis Grace Sr Sci Spec, Envrl Engr $70,669 Aug. 16, 2022
Zaborowski, Eliah Owyn Sci Spec, Engr $64,958 Jan. 3, 2023
Zhao, Linduo Assistant Res Sci, Biogeochemistry $93,972 Sept. 17, 2018
Zheng, Wei Prin Res Sci, Envrl Chem $124,942 July 1, 2008
Zhou, Hongxu Postdoc Res Assoc $65,217 Sept. 1, 2024
Zlevor, Irene F Prgm Coord (Cont) $56,940 July 1, 2008

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.