Travel Demand Modeler - Hiring Event with AECOM - Arlington, VA

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AECOM is hosting an exclusive, invitation-only hiring event in Arlington on November 18th and 19th.  This is a great opportunity to learn and connect with AECOM for career opportunities starting Spring/Summer 2027.

The event kicks off on Wednesday evening with a networking mixer from 6-8 pm , where you can hear from AECOM staff about various projects, career paths, and the company itself. You’ll also have the chance to meet other students, recent graduates, and AECOM professionals from across our business lines.

On Thursday, interviews will take place at our Arlington office.  This is a fantastic opportunity to learn about and connect with AECOM for early career opportunities.

AECOM is seeking a Travel Demand Modeler to join our Arlington, VA office, supporting a diverse portfolio of transportation planning and modeling projects across the Mid-Atlantic and nationwide.

This role is suited for an early-career professional interested in developing technical expertise in travel demand modeling, data analysis, and modeling-related software tools. You will work within a collaborative team of approximately 10 modelers, supporting senior staff and contributing to model development, analysis, and project delivery.

We are particularly interested in candidates with an interest in dynamic traffic modeling or Activity-Based Modeling (ABM), along with a demonstrated curiosity for coding and software development, including exposure to Python and/or C++.

This is a hybrid work position, with flexibility depending on project needs.

This opportunity is available to start immediately.

Key Responsibilities

• Support the development, calibration, validation, and application of travel demand models (trip-based and/or activity-based)

• Assist in implementing and maintaining travel demand models and related tools

• Support application of mode choice models and discrete choice frameworks

• Contribute to analyses using dynamic traffic assignment (DTA) and multimodal modeling approaches

• Assist with data preparation, model inputs, and performance evaluation

• Support troubleshooting of model runs and assist in resolving technical issues

• Help ensure quality, consistency, and reproducibility of modeling outputs

• Contribute to integration of modeling tools, scripts, and workflows

• Assist senior staff with technical documentation, reports, and presentations

• Collaborate with interdisciplinary teams of planners, engineers, and analysts

Minimum Requirements

• Bachelor’s degree in Engineering, Transportation Planning, Applied Mathematics, Computer Science, or related field

• Basic programming experience in Python, R, C++, or similar languages

• Experience working with Excel and data analysis techniques

• Exposure to GIS platforms (ArcGIS Pro, QGIS)

Preferred Qualifications

• Master’s degree in a related field

• Relevant experience, including internships or academic research

• Strong problem-solving, analytical, and communication skills

• Exposure to travel demand modeling tools

• Interest in developing coding and analytical skills

• Academic or project exposure to Activity-Based Models (ABM) and/or Dynamic traffic modeling or network analysis

• Familiarity with or interest in COG/TPB travel demand models (Gen2 or Gen3) or travel modeling applications for MPOs or DOTs

• Learning or using C++ for modeling applications

• Writing efficient, well-structured code

• Exposure to Big data sources (RITIS, StreetLight, Replica, TomTom), visualization tools (Power BI, Tableau) and cloud environments (AWS, Azure)

• Interest in modeling workflows, automation, and emerging tools