The official posting site for all IEPA positions is Application procedures will also be found on the website

Thank you for your interest in employment with the Illinois Environmental Protection Agency (IEPA). We continuously strive to identify and hire a diverse team of professionals who will help advance the mission of our agency. In addition to full time positions, the IEPA also has several internship programs for college level students to prepare them to be the environmental stewards of the future.

There are many different job classifications defined by Central Management Services (CMS).  At Illinois EPA, we have a variety of technical and professional staff positions which include Environmental Protection Engineers, Specialists, Geologists, Chemists, and Technical Advisors (attorneys), as well as positions involved with supporting Agency Fiscal and Administrative services.

Most Common Titles at IEPA:

  • Environmental Protection Engineer I
  • Environmental Protection Geologist I
  • Environmental Protection Specialist I
  • Chemist I

How to Apply:

  1. Review current Illinois EPA vacancies at our website.  Complete application instructions are listed on each vacancy.
  2. Complete a CMS-100 or CMS-100B (most recent version) application
  3. Submit completed application, along with copies of official transcripts and proof of Veteran's status (if either or both are applicable), to the Agency Contact noted on the vacancy.  Email, fax, mail or in-person submission is acceptable.

As an equal opportunity employer committed to a diverse workforce, IEPA welcomes and encourages applications from all persons regardless of race, religion, color, national origin, sex, political affiliations, marital status, physical or mental disability, age, sexual orientation, or membership or non-membership in an employee organization. Applicants in need of an accommodation should contact the Office of Human Resources or the Agency EEO/AA Officer.

The IEPA and CMS recognize absolute veterans' preference for individuals seeking employment in positions under the Personnel Code.

For additional information regarding the titles utilized by IEPA and/or the application process, please feel free to contact the IEPA Office of Human Resources at 217-524-8808, or you may contact the CMS Bureau of Personnel/Examining at (217) 785-1985 or (312) 793-3565 to arrange a meeting with a counselor in order to discuss titles that may be commensurate with your education and experience.