Traffic Planning

Overview

We are seeking a highly-motivated intern to join our Traffic Planning Discipline for Summer 2026 in our Phoenix, AZ office.

Colliers Engineering & Design, an affiliate of Colliers, is a trusted provider of multi-discipline engineering, design and consulting services to public and private sector clients. Headquartered in Holmdel, New Jersey with 80+ offices throughout the United States, we specialize in providing a comprehensive suite of services including: Civil/Site, Transportation, Buildings, Geospatial/Survey, Infrastructure, Governmental, Geotechnical/Environmental, Telecommunications and Utilities Engineering, Project Management, & Architecture. We employ over 3,000 talented professionals who utilize the most advanced technologies to deliver customized solutions for our clients.

Responsibilities

• Assist technical staff with day-to-day design tasks for various types of transportation and traffic projects.

• Traffic analysis responsibilities including data collection, crash analysis, and intersection & roadway capacity analysis utilizing various software, under the supervision of junior and senior level engineers.

• Traffic reporting duties including preparation of traffic impact studies as assigned by your management team.

• CAD work for conceptual design plans from a traffic planning & preliminary design.

• Construct cost estimating responsibilities for detailed design plans.

• Opportunity to advance to higher level responsibility depending upon performance throughout the summer.

• Collaboration with other interns in to understand various disciplines and aspects of Colliers Engineering & Design.

• Participation in planning and technical report documentation.

• In addition to the work-centered program, we also offer robust internship programming, which includes opportunities to work with other interns, learn about other areas of the business, and develop valuable communication skills and networking connections.

Qualifications

• Pursuing a Bachelor’s or Master’s degree in Civil Engineering or a related program at an ABET-accredited University.

• Previous coursework in Traffic Planning, Traffic Design or Transportation preferred.

• Prior internship experience preferred but not required.

• Interest in working on Traffic and Transportation related projects.

• Must have reliable transportation to the office.

• Basic understanding of AutoCAD and/or MicroStation preferred.

• Excellent written and verbal communication skills.

• Possess solid problem-solving skills.

• Must be able to work in a high-paced environment.

• Strong computer literacy, to include MS Office.

• Ability to read, write and understand English for purposes of comprehending written job-related communications and verbal instructions and interactions.

What We Offer

At Colliers Engineering & Design, our people are our most important resource. That’s why we are committed to providing all our employees with a safe, comfortable work environment, potential for career advancement, and the ability to impact society through their projects as well as Company sponsored activities.

Our interns are given opportunities to learn in a variety of settings. Multidisciplinary engineering, surveying, and architectural design projects provide interns an opportunity to see the work in real-life settings, working side by side with other professionals in their chosen field. They are also able to participate in educational opportunities that build a variety of transferrable skills valuable in every career. Our Career Exploration Series provides interns with chances to network and learn from the professionals doing the work and growing our business. Interns also complete a series of reflections, problem solving activities, contests, drawings, and create end of summer presentations which help showcase their learning and experiences. Additional networking and trainings specific to the students' areas of study are also made available to students throughout the Summer Internship program.

Our internship program is designed to help grow our organization organically with talented individuals starting their careers all over the country. On average, we make full-time, permanent offers to students approaching graduation within a year more than 50% of the time. We want great talent to start their careers here stay with CED and its affiliates for their entire career

We have created an internal culture that provides the resources and technology needed to encourage personal and professional growth opportunities through reimbursement for education; a free in-house resource for hundreds of educational and self-enrichment courses; mentorship program; wellness program; Women’s Organization and ongoing philanthropic opportunities. We make as many of these opportunities available to our interns, as well as our regular employees as possible.

Apply today to learn how you can join our team of professionals, so we can help you Accelerate Your Success

Colliers Engineering & Design is an equal opportunity employer (M/F/D/V). We are committed to ensuring that Inclusion & Belonging continues to be a strategic area of focus, not only as the right thing to do, but as one of the ways we will continue to lead our industry into the future. As part of this responsibility, we are on a progressive journey to foster an environment in which everyone at Colliers Engineering & Design feels respected and comfortable doing their best work while being their authentic selves regardless of background or any other basis protected by applicable federal, state or local law.