Summer Internship - Civil Engineer | Structural

Civil Design, Inc. (CDI) is a multi-disciplined civil engineering firm offering civil site, structural, land surveying, and GIS services. Since its founding in 1996, our team has grown to over 150 team members with six locations. We operate in three states serving our six service lines - Infrastructure + Analytics, Site, Structures, Survey, Transportation, and Water Resources. We have office locations in Missouri – St.

Louis and Jefferson City, Illinois – Collinsville and Effingham and Kentucky – Louisville and Prestonsburg.

We are looking for a Civil Engineering Intern - Structural to support our CDI mission in Building Stronger Communities. This internship would support our structural-bridge team by contributing to projects and engaging with the team and supporting our mission of developing a better tomorrow.

The ideal candidate brings both educational expertise and a people-first mindset—committed to collaboration and making a meaningful difference. CDI values a people-first culture and encourages team members to collaborate with each other and services.

With over 12 interns in all six locations, we strive to enhance our program every year, making it even more valuable for our interns. There are 3.5 dedicated days throughout the summer that support intern growth through networking events, industry panels, and career conversations. 100% of our prior interns would recommend a CDI internship to their friends!

Under supervision, the intern will assist in structural engineering to support a variety of design projects.

• Must be a full or part time student seeking a degree in Structural – Bridge focus within Civil Engineering.
• Knowledge of Civil Engineering fundamentals, surveying, drafting, and general civil engineering design (structural - bridge) /construction practices.
• Ability to assist in the field or on job sites.
• Excellent oral and written communication skills.
• Excellent interpersonal skills with the ability to work with staff in a team environment.
• Problem solving skills, attention to detail, and willingness to learn new concepts.

• Experience with AutoCAD or Microstation.
• Ability to provide 30 to 40 hours per week.

• Shared Ownership: As an ESOP, we offer our full-time team Members a direct stake in CDI’s success, empowering them to take initiative and contribute meaningfully.
• Work with
  
  Purpose:
  
  You'll engage in meaningful projects aligned with your passions and career goals, ensuring your work has a lasting impact.
• Collaboration and Celebration: We host frequent company-wide events, giving you the chance to connect and have fun with Team Members across our offices.
• People-First Culture: We prioritize your growth, well-being, and success, ensuring you have the support and opportunities to thrive both professionally and personally.

CDI’s culture remains foundational to our success as an organization. We believe mutual trust and respect comes first to ensure Team Members feel valued, heard and supported. We strive to unlock a Team Members' full potential through continuous learning and growth, where you are empowered to embrace new challenges and thrive in a collaborative environment. Beyond the office, we’re committed to living out our mission of Building Stronger Communities.

We offer volunteer time off to encourage team members to give back and make a lasting impact in the community.

Check out more about who we are here:

The anticipated base hourly range for this position is $22-24/hr compensation will vary based upon relevant experience, education, skill level, and other compensable factors.

Equal employment opportunity, including veterans and individuals with disabilities.