Aggregate Inspector (Engineering Technician Iii)

State of Illinois•Schaumburg, IL
•Hybrid

About The Position

The Aggregate Inspector (Engineering Technician III) performs inspections, sampling, testing, documentation, and reporting to ensure aggregate produced by a source meets Illinois Department of Transportation (IDOT) requirements, is of good quality and specified gradation, and is produced in accordance with the Aggregate Gradation Control System (AGCS), Standard Specifications, and Special Provisions. The position is with the Illinois Department of Transportation’s Office of Highways and Intermodal Project Implementation, Region 1 / District 1 / Bureau of Materials, in Schaumburg, Illinois. The role monitors aggregate sources and plant operations, maintains material-testing records, and prepares reports for the Construction and Materials Management System and other reporting systems. It verifies producer compliance with aggregate programs and inspection guidance, supports resolution and documentation of material deficiencies and exceptions, and helps ensure proper manufacturing and delivery of materials. The inspector also assists with laboratory equipment calibration and maintenance and completes inspections and certifications for new products and raw feed as required. The work schedule is Monday through Friday, 7:00 AM to 3:30 PM, with a 30-minute lunch. Hybrid scheduling may be available from one to five days per week in the office depending on operational needs. The position requires extensive travel, occasional night work, and occasional overtime. Employment is subject to union provisions and the applicable collective bargaining agreement. The agency describes opportunities for training and career advancement and offers a benefits package.

Requirements

  • Either completion of two years of college in civil engineering technology, pre-engineering, or a job-related technical/science curriculum plus 30 months of engineering experience, or six years of engineering experience.
  • Valid driver’s license.
  • Ability to travel extensively.
  • Ability to work occasional nights and occasional overtime.
  • Ability to lift materials weighing up to 50 pounds.
  • Complete the IDOT Management Training Program for 5-day Aggregates (CET 021) or 3-day Aggregates (CET 020) with the 2-day upgrade (CET 027) within 12 months of hire.
  • Complete IDOT Quality Management Training Program for PCC Levels I, II, and III and HMA Levels I, II, and III within 36 months of hire.
  • Successfully complete a background screening and pre-employment physical.
  • Successfully complete pre-employment and random drug and alcohol testing in compliance with USDOT standards, which prohibit cannabis use.

Nice To Haves

  • Working knowledge of the Aggregate Gradation Control System (AGCS) program, Standard Specifications, and Special Provisions.
  • Strong communication skills.
  • Strong resolution and problem-solving skills.

Responsibilities

  • Inspect aggregate materials and sources and monitor plant operations to ensure aggregate meets project specifications.
  • Maintain complete and accurate material-testing records.
  • Prepare complete and accurate reports for the Construction and Materials Management System (CMMS) and other reporting systems.
  • Acquire and apply knowledge of inspection and testing procedures, specifications, and checklists.
  • Observe and verify aggregate producers’ compliance with the department’s Aggregate Gradation Control System (AGCS) program and the Manual for Aggregate Inspection.
  • Apply knowledge of the production and sampling of recycled concrete and slag aggregates and the requirements for accepting virgin and processed materials.
  • Help resolve material deficiencies and properly document material exceptions.
  • Oversee manufacturing procedures to minimize marginal or unacceptable material and ensure compliance with approved AGCS program standards.
  • Maintain effective working relationships with material producers to help ensure only properly quality-controlled material is delivered to IDOT contracts.
  • Assist in calibrating and maintaining laboratory testing equipment to ensure accurate information.
  • Obtain required certifications and perform inspections on new products and raw feed as required by specifications.
  • Perform duties in compliance with departmental safety rules and in a manner conducive to the fair and equitable treatment of all employees.
  • Perform other duties as assigned.

Benefits

  • Health, life, vision, and dental insurance
  • Pension plan
  • 12 weeks of paid maternity/paternity leave
  • Deferred Compensation Program and other pre-tax benefit programs for medical and daycare expenses
  • 12 paid sick days annually
  • 10 paid vacation days in the first year, with the opportunity to earn up to 25 paid vacation days annually
  • 3 paid personal days annually
  • 13–14 paid holidays annually, depending on start date
  • Tuition reimbursement
  • Employee Assistance Program and/or mental health resources
  • Flexible work schedules in several program areas, including flexible time and hybrid scheduling
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service