About Ameren Illinois

Ameren Illinois is a regulated electric and gas delivery company based in Collinsville, Illinois. Our service territory spans 43,700 square miles, or about three-quarters of the state. Every day, we deliver electricity to 1.2 million electric and 812,000 natural gas customers in more than 1,200 communities in central and southern Illinois.

Key responsibilities include:

• Create and edit substation and transmission line drawings
• Produce and revise drawings with AutoCAD or other related CAD tools
• Create, revise, and maintain detailed electrical drawings, including substation layouts, transmission and distribution plans, system protection schematics, wiring diagrams, survey maps, structural details, and equipment drawings associated with utility infrastructure
• Apply and maintain company drafting standards
• Convert engineering sketches, field notes, and markups into accurate CAD drawings
• Collaborate with engineers and field personnel to collect technical information needed for accurate drawings and incorporate red/green markups and field revisions into proper documentation
• Other support duties as assigned

Qualifications:

• High school diploma or equivalent
• Successful completion of any two (2) of the following high school or college math classes with a grade of C or better: Algebra, Geometry, or Trigonometry.  Transcript required prior to interview.  Please be prepared to disclose your transcripts.
• Must have two years of CAD education in high school or above or equivalent experience.

Hourly Pay:

Grade Step BB 004 Step 1 of 6 - 28.79 USD

Grade Step BB 004 Step 2 of 6 - 30.28 USD

Grade Step BB 004 Step 3 of 6 - 32.53 USD

Grade Step BB 004 Step 4 of 6 - 33.36 USD

Grade Step BB 004 Step 5 of 6 - 34.24 USD

Grade Step BB 004 Step 6 of 6 (Top Step) - 35.06 USD

If end date is listed, the posting will come down at 12:00 am on that date:

Monday February 23, 2026

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, genetic information, military service or status, pregnancy, marital status, sexual orientation, gender identity or expression, or any other class, trait, or status protected by law.