Principal Consultant, Planner

ERM

Principal Consultant providing strategic direction in transportation planning at ERM. Leading analyses, impact assessments, and mentoring in a hybrid role based in Washington, DC.

Posted 5/28/2026full-timeWashington, DC • California, District of Columbia, Tennessee, Virginia, Washington • 🇺🇸 United StatesLead💰 $127,648 - $163,088 per yearWebsite

About the role

Key responsibilities & impact

Lead transportation analyses for U.S.-based projects, ensuring alignment with state DOT requirements and global best practices.
Deliver IFC-compliant Environmental and Social Impact Assessments (ESIA) for international initiatives.
Shape project outcomes by defining methodologies, contributing to proposals, and guiding technical strategy.
Expand ERM’s transportation planning capabilities through business development, client engagement, and thought leadership.
Mentor and develop emerging talent, strengthening team capability and impact.

Requirements

What you’ll need

Bachelor’s degree in Civil Engineering, Transportation Engineering, Urban/Transportation Planning, or related field or equivalent experience.
6+ years (10+ years preferred) of progressive experience in transportation planning/engineering for major capital projects.
Strong expertise in U.S. transportation standards and frameworks (NEPA, FHWA/FTA guidance, HCM, MUTCD) and state/local requirements.
Excellent communication skills, with the ability to translate complex technical concepts into clear insights for clients and stakeholders.
Authorization to work in the U.S.
Preferred Master’s degree in Transportation Engineering/Planning or related field
Professional licensure or certification (PE, PTOE, AICP, RSP, or equivalent).
Proficiency in transportation and traffic modeling tools (Synchro/SimTraffic, HCS, VISSIM/SIDRA, GIS, travel demand modeling).
Experience supporting international projects and working within IFI-funded frameworks.
Demonstrated success in business development and industry thought leadership.

Benefits

Comp & perks

paid time off
parental leave
medical
dental
vision
life
disability
AD&D insurance
401(k) or RRSP/DPSP
and other applicable benefits to eligible employees

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

transportation planningtransportation engineeringenvironmental impact assessmentssocial impact assessmentstransportation modelingtraffic modelingtravel demand modelingU.S. transportation standardsNEPAFHWA/FTA guidance

Soft Skills

communication skillsmentoringbusiness developmentclient engagementthought leadershipteam capability development

Certifications