Civil Engineering Intern | SD

Make a difference with your change – lead with ingenuity!

KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes registered civil and traffic professional engineers, certified transportation planners, certified road safety professionals, project/construction managers, and construction inspectors.

In December 2022, KOA joined Lochner, a national transportation infrastructure firm headquartered in Chicago, Illinois, providing planning, environmental, design, construction engineering and inspection, and right-of-way services for surface transportation, rail, transit, and aviation clients. Together, we have more resources and capabilities for delivering innovative solutions and enhancing the quality of life in the communities we serve.

  • Client-Focused: We are collaborative and attentive to the unique needs and goals of each project.

  • Performance-Driven: We are problem solvers dedicated to transforming transportation infrastructure challenges into opportunities for innovation.

  • Community-Minded: We are vested in the work we do as stewards of public funds used to improve the communities we serve.

  • Socially Responsible: We give back to our communities by supporting various charitable organizations and causes.

  • Growth Oriented: We invest in programs to attract, retain, and develop employees so KOA becomes a long-term home for top talent.

Our goals and strategies promote a diverse and inclusive workforce that feels empowered to make a difference in the world. Our vision is to create healthy and sustainable communities both within and outside of our organization, where current and future generations can thrive.

Are you ready to join us?


  • Responsibilities include, but are not limited to, assisting licensed professional engineers in traffic signal design, signing and striping design, worksite traffic control plan preparation, street and highway design, conducting field reviews.

  • Incorporate academic knowledge into hands-on work.


  • Entry level experience of civil engineering concepts and proficiency in CADD applications such as AutoCAD, MicroStation, among others.

  • Minimum duties include assisting associate and senior staff with highway and traffic engineering and design projects.

  • Proficient in Microsoft Office Tools.

  • Pursuing an engineering degree at an accredited four-year college.

  • Analytical skills and ability to apply technical skills to meet project demands.

  • Ability to work in teams and receive mentorship to include constructive criticism.

  • Strong organizational and communication skills.

The range for this position is between $20 – 22 per hour, based on experience and qualifications.