Principal Engineer Technician - Materials

Principal Engineer Technician - Materials

Salary

$25.34 - $30.40 Hourly

Location

Libertyville, IL

Job Type

Full-Time

Job Number

03186

Department

Division of Transportation

Opening Date

11/06/2026

Closing Date

Continuous

• Description
• Benefits

General Description

Becoming a Principal Engineering Technician at the Lake County Division of Transportation will allow you to be involved with a variety of exciting road, bridge, and other transportation projects. The position performs moderately complex work related to testing and quality assurance (QA) work pertaining to asphalt, concrete, soils, and other materials. This position reports to the Manager of Construction Services with daily supervision and guidance from a higher-level technician.

The regular hours of work are Monday through Friday from 6:30AM - 3:00PM with paid overtime as needed to cover contractor field work. The hours may vary during road construction season, April through November.

Essential Functions

• Complete and/or supervise the testing of materials used in highway construction projects to assure conformance to contractual specifications and engineering standards.
• Prepare reports documenting material testing, compare contractors quality control QC with QA results for compliance, then promptly communicate findings with engineers, consultants and contractors.
• Maintain the on-site materials laboratory and vehicle to improve cleanliness, safety and efficiency.
• All other duties as assigned.

Knowledge Skills Abilities and Education Required

• Working knowledge of IDOTs QC/QA software package for reporting test results.
• IDOT QC/QA HMA or PCC Level 1; or American Concrete Institute field testing certification is a plus.
• Requires considerable knowledge of mathematics and its application to highway or public works engineering.

Education and/or Other Requirements

• Completion of a high school diploma or general education degree (GED) equivalent plus six years or more years of material testing experience or related field OR
• Associates degree in civil engineering, construction technology, or related field plus four or more years of experience OR
• Two or more years of experience with the National Institute for Certification of Engineering Technologies (NICET) Level II.
• Possession of a valid Drivers License, supplemented by a satisfactory driving record.

Supplemental Information

Physical Requirements

• Performs moderate work that involves walking, standing, stooping, or lifting frequently.
• Ability to lift between 20 and 50 pounds of equipment and materials.
• Moderate dexterity to use tools in the field and operate material testing equipment.
• Able to work in all types of weather conditions and terrain found in Lake County. Exposure to extreme noise levels, traffic, and moving construction equipment.

Lake County offers a competitive salary and benefit package. We also offer flexible working hours, and a comprehensive wellness and training program. Visit our Prospective Employee page to get additional information on why you should work for Lake County! Any offer of employment is contingent upon the successful completion of a background screening, drug testing, and may include a pre-employment medical exam.

Lake County is committed to being a diverse and inclusive workplace and is proud to be an Equal Opportunity Employer (EOE).

The County offers an extensive benefits package to eligible employees including health, dental, vision, life insurance, pension, deferred compensation plans, and so much more! Below are resources for the Countys current benefits.

You can find additional details on our benefits at https://lakecountyil.attract.neogov.com/lake-county-illinois-recruitment-sm/p/benefits and https://www.lakecountyil.gov/2678/Current-Employees.

Employer Lake County

Department Division of Transportation Address 600 W. Winchester Road

Libertyville, Illinois, 60048

Phone 847-377-7400

Website http://www.lakecountyil.gov