Arlington, United States of America Hybrid Full-time USD 110,000 – 160,000 / year

AECOM is hiring a Senior Transportation Planner / Engineer – Travel Demand Modeler

Responsibilities

  • Develop, calibrate, and validate trip-based and activity-based travel demand models with direct involvement in modeling tasks
  • Execute updates, improvements, and ongoing maintenance of travel demand forecasting models
  • Apply and enhance mode choice modeling techniques using advanced discrete choice methodologies
  • Utilize and refine dynamic traffic assignment and multimodal transportation modeling strategies
  • Create or enhance model components, tools, or plugins using C++ or other high-performance programming languages
  • Identify and fix modeling logic and software code problems to ensure reliable and repeatable results
  • Facilitate interoperability between modeling systems, scripting platforms, and core software modules
  • Lead technical conversations with clients while continuing to perform hands-on analysis
  • Guide junior staff through code evaluations, modeling best practices, and joint troubleshooting
  • Advance automation processes, system performance, and analytical workflows
  • Assist in preparing technical proposals and shaping methodological approaches for new projects

Work Arrangement

Hybrid — Arlington, VA

About company
AECOM
AECOM is the world's trusted infrastructure consulting firm, delivering solutions in water, environment, energy, transportation, and buildings. The company partners with public- and private-sector clients to solve complex challenges and build legacies through advisory, planning, design, engineering, and construction management. A Fortune 500 firm with $16.1 billion revenue in fiscal year 2025.
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Job Details
Department Transportation
Category other
Posted 9 days ago