About the role#
As a Traffic Engineering Intern, you will work on-site at our Irvine office. You will work alongside a licensed engineer who will provide mentorship as you gain experience in traffic operations, simulation, and design. This role requires a commitment of up to 20 hours per week.
What you'll do#
- Perform LOS analysis for intersections using Synchro.
- Assist with traffic forecast modeling.
- Create projected figures using Geographic Information Systems and AutoCAD.
- Conduct parking studies to analyze potential impacts.
- Perform intersection and segment LOS analysis and project trip generation estimates.
- Complete traffic impact analysis for CEQA/NEPA level EIR or preliminary engineering studies.
- Determine cumulative impacts.
- Conduct field work to record intersection and traffic signal design.
What you'll need#
- Current enrollment in an undergraduate or graduate Civil or Transportation Engineering program.
- Strong problem-solving and communication skills with attention to detail.
- Basic proficiency in Microsoft Office.
- A commitment to our employee-owned culture.
- A focus on a career in traffic engineering.
- Preferred: At least one year of coursework in traffic analysis.
- Preferred: Experience with GIS, Illustrator, Microstation, AutoCAD, Synchro, SimTraffic, HCM 2010, HCS, or Vissim.
- Preferred: Knowledge of Caltrans traffic design and operations standards.
- Strong preference for local candidates with prior internship experience in California.
Location & details#
- Location: Irvine, California.
- Modality: On-site.
- Employment type: Part-time, paid internship.
About HDR
HDR is an employee-owned design firm that provides engineering, architecture, environmental, and construction services. The company operates globally across sectors including healthcare, transportation, energy, and water resources. Headquartered in Omaha, Nebraska, it employs over 17,000 people. It maintains a large network of offices to support its diverse project portfolio.
How to get in at HDR
Applying early to HDR is a distinct advantage because recruiters often review candidates as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you can apply among the first before the pile grows. Reaching the right person at a firm this size can be difficult, but it is often the most effective way to get noticed. Intern Insider surfaces the recruiters behind the company roles so you can reach out directly to ask about the position or a referral, which materially improves response rates.



