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AECOM

Senior Transportation Planner – Travel Demand Modeler

AECOM

. Develop, calibrate, validate, and apply trip-based and/or activity-based travel demand models .

Posted 10/2/2026full-timeRemote • Arlington • Virginia • United StatesSenior💰 $110,000 - $160,000 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in travel demand modeling, including the development and application of trip-based and activity-based models, as well as proficiency in C++ and Python for model enhancement and automation. Strong analytical skills are complemented by experience in GIS platforms and cloud environments for effective transportation planning and modeling.

Highest-signal resume keywords
Travel Demand ModelingC++ ProgrammingPython Data AnalysisGIS PlatformsCloud Environments

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Travel Demand ModelsMode Choice ModelsDynamic Traffic AssignmentData AnalysisModel CalibrationModel ValidationLarge DatasetsModel WorkflowsPerformance OptimizationAutomation
Soft Skills
MentoringCollaborative Problem-SolvingTechnical Discussion Leadership
Tools & Technologies
CubeTransCADVISUMArcGIS ProPower BITableauAWSAzureRITISStreetLight
Certifications & Qualifications
PEPTPAICP
Industry Keywords
Transportation PlanningMPOsDOTsNEPAFHWAFTATollingManaged Lane ModelingActivity-Based ModelsCOG/TPB Gen2 Travel Model

Tech Stack

Tools & technologies
AWSAzureCloudPythonTableauC++

About the role

Key responsibilities & impact
  • Develop, calibrate, validate, and apply trip-based and/or activity-based travel demand models
  • Implement, enhance, and maintain travel-demand models
  • Apply and refine mode choice models and advanced discrete choice frameworks
  • Develop and apply dynamic traffic assignment and multimodal modeling approaches
  • Develop model components, tools, or extensions in C++ or other high-performance languages
  • Diagnose and resolve model and code issues to ensure robust, efficient, and reproducible outputs
  • Integrate modeling platforms, scripting environments, and core software components
  • Lead technical discussions with clients while remaining actively involved in analytical work
  • Mentor junior staff through code reviews, modeling guidance, and collaborative problem-solving
  • Contribute to automation, performance optimization, and workflow improvements
  • Support proposal development and technical approach writing
  • Support transportation planning and modeling projects across the Mid-Atlantic and nationwide
  • Work collaboratively with a team of approximately 10 modelers

Requirements

What you’ll need
  • 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 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 such as ArcGIS Pro or QGIS
  • Preferred experience with COG/TPB Gen2 Travel Model
  • Experience or exposure with Activity-Based Models or COG/TPB Gen3 Travel Model
  • Experience implementing or supporting travel models for MPOs or DOTs
  • Familiarity with federal processes, including NEPA and FHWA/FTA guidelines
  • Experience with tolling and managed lane modeling
  • Experience with big data processing tools such as RITIS, StreetLight, Replica, or TomTom
  • Experience with cloud environments such as AWS or Azure for model execution
  • Experience with Power BI or Tableau
  • Professional certification such as PE, PTP, or AICP preferred
  • Ability and interest in software development beyond scripting, particularly writing or modifying core modeling code in C++ and improving model performance, memory efficiency, or scalability
  • Eligible to work in the United States; sponsorship may be available for current visa holders in the United States
  • Willingness to attend in-person Day 1 onboarding at an AECOM office

Benefits

Comp & perks
  • Medical, dental, and vision benefits
  • Life and AD&D insurance
  • Disability benefits
  • Paid time off
  • Leaves of absence
  • Voluntary benefits and perks
  • Flexible work options
  • Well-being resources
  • Employee assistance program
  • Business travel insurance
  • Service recognition awards
  • Retirement savings plan
  • Employee stock purchase plan
  • Training and development programs
  • In-person Day 1 onboarding