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County Engineer Jobs in Illinois (NOW HIRING)

Tazewell County

Civil Engineer Technician

Tremont, IL · On-site

$27.66 - $41.37/hr

Tazewell County (population 131,400) is located in Central Illinois along the Illinois River with a ... The Civil Engineer Technician position, being under the direction of the County Engineer and ...

Tazewell County

Civil Engineer

Tremont, IL · On-site

$35.07 - $49.77/hr

Tazewell County (population 131,400) is located in Central Illinois along the Illinois River with a ... The Civil Engineer position, being under the direction of the County Engineer and Assistant County ...

DeKalb County, Illinois

DSATS GIS Technician

Dekalb, IL · On-site

$22/hr

Position Overview Under the direction of the DeKalb-Sycamore Area Transportation Study (DSATS) Director and the DeKalb County Engineer, the GIS Technician assists in all aspects of digital mapping ...

DeKalb County, Illinois

DSATS GIS Technician

Dekalb, IL · On-site

$22/hr

Position Overview Under the direction of the DeKalb-Sycamore Area Transportation Study (DSATS) Director and the DeKalb County Engineer, the GIS Technician assists in all aspects of digital mapping ...

Lake County

Principal Engineer- Permits

Libertyville, IL · Hybrid

$94K - $106K/yr

General Description Becoming a Principal Engineer of Permits at the Lake County Division of Transportation (LCDOT) connects you directly with the broader engineering community, bridging the gap ...

Lake County

Civil Engineer

Libertyville, IL · Hybrid

$73K - $130K/yr

... County. As an Civil Engineer on our team, you'll take on meaningful projects that shape ... infrastructure, connect communities, and improve everyday life-while advancing your career with a ...

Lake County

Principal Civil Engineer

Libertyville, IL

$94K/yr

If so, Lake County Government is the place for you. Comprised of nearly 3,000 employees, it is our ... This civil engineering position in Public Works will be to direct and perform a variety of complex ...

Lake County, IL

Civil Engineer

Libertyville, IL · On-site +1

$73K - $130K/yr

... County. As an Civil Engineer on our team, you'll take on meaningful projects that shape ... infrastructure, connect communities, and improve everyday life-while advancing your career with a ...

Lake County, IL

Principal Civil Engineer

Libertyville, IL · On-site

$94K/yr

If so, Lake County Government is the place for you. Comprised of nearly 3,000 employees, it is our ... This civil engineering position in Public Works will be to direct and perform a variety of complex ...

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All JobsCounty Engineer JobsCounty Engineer Jobs in Illinois

County Engineer information

See Illinois salary details

$37.8K

$98.6K

$133.2K

How much do county engineer jobs pay per year?

As of Jul 31, 2026, the average yearly pay for county engineer in Illinois is $98,600.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,400.00 and $112,900.00 per year, depending on experience, location, and employer.

How does a County Engineer typically collaborate with other county departments and external agencies?

County Engineers frequently work alongside other county departments—such as planning, public works, and environmental services—to coordinate infrastructure projects, ensure regulatory compliance, and address community needs. They also collaborate with external agencies, including state transportation departments, utility companies, and contractors, to manage permits, funding, and project timelines. Effective communication and teamwork are essential, as County Engineers often serve as technical advisors and project managers, ensuring that all stakeholders are aligned throughout the project lifecycle.

What are County Engineers?

County Engineers are licensed professional engineers who oversee the planning, design, construction, and maintenance of public infrastructure within a county, such as roads, bridges, drainage systems, and public buildings. They ensure that all projects comply with state and federal regulations, manage budgets, and often supervise staff and contractors. County Engineers also play a key role in developing long-term infrastructure plans and responding to emergency situations that impact public works. Their work is essential to maintaining safe and efficient transportation and public services for the community.

What is the difference between County Engineer vs Road Supervisor?

AspectCounty EngineerRoad Supervisor
Required credentialsEngineering degree, Professional Engineer (PE) licenseHigh school diploma or equivalent, relevant experience
Work environmentDesign, planning, project management, administrative tasksSupervising road crews, maintenance, and repair work
Employer and industry usageCounty government, public infrastructure projectsCounty or municipal public works departments

The County Engineer typically holds an engineering degree and PE license, focusing on planning, design, and overseeing infrastructure projects. In contrast, the Road Supervisor manages daily maintenance and supervises crews. While both roles work within public works, the County Engineer has a broader scope involving project management and engineering expertise, whereas the Road Supervisor concentrates on operational supervision.

What are the key skills and qualifications needed to thrive as a County Engineer, and why are they important?

To thrive as a County Engineer, you need a strong background in civil engineering, a bachelor's degree in engineering, and a Professional Engineer (PE) license. Experience with CAD software, GIS systems, project management tools, and knowledge of local, state, and federal regulations is typically required. Strong leadership, communication, and problem-solving skills help coordinate teams and interact with public officials and the community. These skills are essential for ensuring safe, efficient, and compliant infrastructure development and maintenance at the county level.
What are the most commonly searched types of County Engineer jobs in Illinois? The most popular types of County Engineer jobs in Illinois are:
What are popular job titles related to County Engineer jobs in Illinois? For County Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching County Engineer jobs in Illinois look for? The top searched job categories for County Engineer jobs in Illinois are:
What cities in Illinois are hiring for County Engineer jobs? Cities in Illinois with the most County Engineer job openings:
County Engineer jobs near you
Infographic showing various County Engineer job openings in Illinois as of July 2026, with employment types broken down into 1% As Needed, 74% Full Time, 21% Part Time, 1% Temporary, and 3% Contract. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $98,600 per year, or $47.4 per hour.

Civil Engineer Technician

Tazewell County

Tremont, IL • On-site

$27.66 - $41.37/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

This job post has expired today. Applications are no longer accepted.

Job description

Tazewell County (population 131,400) is located in Central Illinois along the Illinois River with a quality environment and a rich history. The Highway Department has 19 full-time employees who are responsible for the maintenance of 204 miles of county highway and 794 miles of township roads with associated drainage structures as well as 185 bridges.

The Civil Engineer Technician position, being under the direction of the County Engineer and Assistant County Engineer, performs moderately difficult professional civil engineering duties in connection with the planning, design, construction, and maintenance of public improvement projects. The Civil Engineer Technician ensures sound engineering practices and compliance with County, State, and Federal codes, standards, and ordinances.

SALARY RANGE: Commensurate with Experience, $27.66 to $41.37 per hour

HOURS OF WORK: 40 Hours/Week but depends on work activity

KEY RESPONSIBILTIES

  • Perform survey work and data collection as assigned.
  • Assists engineers with layout, construction, inspection, material testing, and documentation for highway construction projects including as-built quantities and material certifications.
  • Performs design and construction management of projects including roadways, bridge and culvert replacement, various transportation-related projects and issues.
  • Provides technical assistance preparing engineering reports and cost estimates for bidding.
  • Under supervision, prepares CADD drawings for presentations and construction programs.
  • Assists with the design and specifications on Highway projects.
  • Writes, evaluates and analyzes specifications, construction practices, and special provisions to ensure compliance with the established guidelines.
  • Works on miscellaneous projects and special assignments at the direction of the Assistant County Engineer or the County Engineer.
  • Assists engineers in the regular inspection of in-service bridges and box culverts in accordance with FHWA and IDOT guidelines.
  • Performs other duties as assigned or required in accordance with county policies and procedures.
  • Regular attendance is required, and overtime as needed/scheduled.

REQUIRED EDUCATION, EXPERIENCE, AND TRAINING

  • Associate degree in Civil Engineering or other related field from a technical program or an accredited college and at least two (2) years construction, field, surveying experience OR the equivalent combination of education and experience
  • Valid State of Illinois Class D or higher driver's license with a safe driving record required
  • Working knowledge of CADD, GPS systems, engineering and survey devices, instruments, testing and sampling equipment preferred

HOW TO APPLY

We do not sponsor foreign nationals for immigration purposes. Applications should not be submitted if an immigration sponsorship will be required either now or in the future. Only United States Permanent Residents or Citizens will be considered.

We offer an excellent benefit package including medical, dental, vision, FSA, paid holidays, personal days, sick days, vacation, and retirement. If you are interested in this position, please submit a resume.

Tazewell County is an Equal Opportunity Employer.

EOE - race/color/religion/sex/Sexual orientation/gender identity/national origin/disability

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