Senior Transportation Planner – Engineer, Travel Demand Modeler

🕒 June 11

⚔️ Virginia – Remote

⚔️ Virginia – Remote

💵 $110k - $160k / year

⏰ Full Time

🟠 Senior

👷🏻‍♀️ Engineer

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AECOM

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 1990

Construction • Engineering • Sustainability

AECOM is the world's trusted infrastructure consulting firm that partners with clients to deliver innovative solutions to the most complex challenges while creating legacies for generations to come. Focused on equity, diversity, and inclusion, AECOM leverages technical expertise and digital innovation to drive transformative outcomes in infrastructure development, sustainability, and social systems. The company provides a wide range of services, including architecture & design, construction management, engineering, and environmental services across various markets such as transportation, energy, healthcare, and national governments. With a strong emphasis on sustainability, technical excellence, and community impact, AECOM is committed to building a better world.

📋 Description

• Hands-on development, calibration, validation, and application of travel demand models (trip-based and/or activity-based) • Implement, enhance, and maintain travel-demand models • Apply and refine mode choice models and advanced discrete choice frameworks • Develop and apply dynamic traffic assignment (DTA) and multimodal modeling approaches • Contribute to or develop model components, tools, or extensions in C++ or other high-performance languages, as appropriate • Diagnose and resolve model and code issues, ensuring robust, efficient, and reproducible outputs • Support integration between modeling platforms, scripting environments, and core software components • Lead technical discussions with clients while remaining actively involved in analytical work • Provide technical mentorship through code reviews, modeling guidance, and collaborative problem-solving • Contribute to automation, performance optimization, and workflow improvements

🎯 Requirements

• Bachelor’s degree in Engineering, Transportation Planning, Applied Mathematics, Computer Science, or related field • 8 years of directly relevant, hands-on experience in travel demand modeling or demonstrated equivalency of experience and/or education • Demonstrated experience developing, calibrating, and applying models • Proficiency and experience with one or more platforms: Cube, TransCAD, VISUM, TRANSIMS, DTALite, DynusT, or similar • Ability to develop custom data analysis routines in Python, R, C++, or similar • Proficiency and experience with C++ or demonstrated aptitude and interest in developing modeling-related software components • Experience with large datasets and model workflows/pipelines • Advanced skills and experience in Excel and data analysis • Experience with GIS platforms (ArcGIS Pro or QGIS)

🏖️ Benefits

• Health insurance • 401(k) matching • Flexible work arrangements • Professional development • Paid time off