GEOTECHNICAL INVESTIGATIONS SUPERVISOR - (ENGINEERING TECH IV)

Job Requisition ID: 50628 25-00431
Closing Date: 11/14/2025
​Agency: Department of Transportation

Position Title: Engineering Tech IV
Salary: Anticipated Starting Salary: $ 5,082 Monthly; Full Range: $ 5,082 - $ 9,309 Monthly
Job Type: Salaried
Category: Full Time 
County: Sangamon
Number of Vacancies: 1
Bargaining Unit: NR916 Pro Tech Teamsters

 

This position is a union position; therefore, provisions of the relevant collective bargaining agreement/labor contract apply to the filling of this position.  All applicants who want to be considered for this position MUST apply electronically through the illinois.jobs2web.com website. State of Illinois employees should click the link near the top left to apply through the SuccessFactors employee career portal.

Applications submitted via email or any paper manner (mail, fax, hand delivery) will not be considered.

 

 

Why Work for Illinois?

 

Working with the State of Illinois is a testament to the values of compassion, equity, and dedication that define our state. Whether you’re helping to improve schools, protect our natural resources, or support families in need, you’re part of something bigger—something that touches the lives of every person who calls Illinois home.No matter what state career you’re looking for, we offer jobs that fit your life and your schedule—flexible jobs that provide the gold standard of benefits. Our employees can take advantage of various avenues to advance their careers and realize their dreams. Our top-tier benefits and great retirement packages can help you build a rewarding career and lasting future with the State of Illinois.

 

Position Overview 

 

This position is accountable for performing geotechnical investigations required for roadway and structure improvements. The incumbent utilizes the drill rig crew consisting of drill rig technicians and a highway maintainer to conduct Standard Penetration Test (SPT) sampling, Cone Penetration Testing (CPT), and Pavement Cores (PC) to collect geotechnical information. The information gathered is presented to the district Geotechnical Engineer for the purposes of Structure Geotechnical and Roadway Geotechnical Report writing and the completion of Pavement Investigation Reports. The position is accountable for coordination with various internal and external contacts including but not limited to Central Management Services (CMS) and private sector mechanics, various operations yards in order to supply traffic control required for boring and coring operations, and utility locators to ensure boring locations are not in conflict with existing utilities.

Essential Functions

• Plans, coordinates, and directs subsurface investigations and pavement coring.
• Collects field data and performs field tests.
• Prepares formal boring logs, subsurface profiles, and data summary reports.
• Ensures equipment is properly maintained and necessary supplies are available.
• Maintains subsurface data records.
• Trains, motivates, and evaluates staff.
• Foster and promote a culture of productivity within the sub-unit. Work with Geotechnical Engineer to identify and eliminate barriers to production.
• Performs duties in compliance with department safety rules. Performs all duties in a manner conductive to the fair and equitable treatment of all employees.
• Performs other duties as assigned.

Minimum Qualifications

• Completion of two years of college in civil engineering technology, pre-engineer, or a job related technical/science curriculum PLUS five years of engineering experience OR seven years of engineering experience

Preferred Qualifications

• Ability to direct the work of subordinate personnel and keep subordinates productive.
• Ability to balance the needs of multiple projects simultaneously.
• Extensive knowledge of principles and practices of civil engineering and the application of engineering techniques of materials testing.
• Strong oral and written communication skills.
• Rudimentary knowledge of and ability to operate equipment.
• Working