Project Designer Jobs in Missouri

Job Summary - Why you’ll love this position

Posting closes 10/02/2026

Note for internal applicants: Successful candidates already at rates above the posted salary will be evaluated on an individual basis to determine final salary outcome.

Job Location: St. Louis District Office - 1590 Woodlake Drive, Chesterfield, MO 63017

Why you’ll love this position:

The highway designer is responsible for the determination of highway design features and performs computations for preparation of detailed construction plans for a portion of, or a complete, highway project. Responsibilities are performed under moderate supervision.

MoDOT will bring candidates onto the team as entry-level, intermediate, or senior level, based on your skills and experience. This opening is for one of our CAREER-LADDER positions which offers the opportunity for career advancement without having to participate in the competitive selection interview process. As you continue to learn, acquire new skills, and gain experience, you can be promoted to a higher-level position.

Responsibilities - What you’ll do

What you’ll do:

• Designs projects, including but not limited to, bridge replacements and resurfacing utilizing engineering software; prepares reconnaissance and conceptual reports and other project correspondence, including but not limited to, environmental impact statements.
• Determines highway design features including geometrics, standards for highway functional classification, profile grades, typical sections, earthwork quantities, signals, signing and lighting, construction staging, traffic control, drainage, construction limits, exceptions to design standards, and safety improvements; uses computer aided drafting and design (CADD) system and other engineering software for computations and plan preparation.
• Assists in the development and review of detailed preliminary plans, right of way plans, and final plans for complex projects, including but not limited to, interchanges, urban, or major bridge projects; ensures plans are in accordance with current design standards, policies, specifications and practices.
• Computes quantities from standards and estimates costs for projects in all stages (preliminary to final) for the purpose of developing both short-term and long-term plans for construction.
• In conjunction with a Professional Land Surveyor, obtains and plots land and property lines on plans for survey notes and abstracts; computes areas; ties right of way points to centerlines; determines size and location easements.

Qualifications - All you need for success

Minimum Qualifications:

• Bachelor's degree in engineering from an ABET-accredited college or university curriculum.

Special Working Conditions:

• Job may require occasional, statewide, overnight travel.
• A postsecondary degree is the best measure to ensure candidates possess required knowledge in applied physics and mathematics, drafting, engineering processes and procedures, project management, industry ethical standards, and analyzing and modeling data.

Job Details - More reasons to love this position

More reasons to love this position:

MoDOT offers an excellent benefits package that includes a defined pension plan, generous amounts of leave and holiday time, and eligibility for health insurance coverage. Visit our CAREERS page to explore all we have to offer. Your total compensation is more than the dollars you receive in your paycheck. To help demonstrate the value of working for MoDOT, we have created an interactive Total Compensation Calculator. This tool provides a comprehensive view of benefits and more that are offered to prospective employees. The Total Compensation Calculator and other applicant resources can be found HERE.

At MoDOT you will play a key role in maintaining the seventh largest highway system in the United States. We value team players who are open-minded and work well with others to accomplish goals and fulfill our mission of safety, service, and stability. We see the growth of our team members as an investment, both in MoDOT's future and yours. If you're looking for diverse opportunities, challenging work, and a flexible environment, we want to talk to you about joining our winning team. MoDOT operates on shared values and your success in our organization depends upon modeling these values. CLICK HERE to view our mission, values, and tangible results. If you embrace these values, we welcome your application.

Contact Details - If you have questions or require any accommodations to participate in the application or interview process please contact:

If you have questions about this position please contact: Kristina.hodges@modot.mo.gov

The State of Missouri is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

The State of Missouri is an equal opportunity employer and is committed to developing and maintaining a talented workforce.