Traffic Engineer Jobs in Reston, VA (NOW HIRING)

We Make Everything Around Us Better

At PRIME AE, that’s not a slogan, it’s how we work.

Every bridge, building, campus, park, and roadway we design exists to improve how people live, move, learn, and connect. Through architecture, engineering, planning, and consulting, we partner with clients to create thoughtful, practical solutions that leave communities stronger than we found them.

If you want your work to matter, and to be surrounded by smart, collaborative people who care about doing things the right way, you’ll feel at home here.

Who We Are:

PRIME AE Group, Inc. is a nationally ranked, full-service architecture and engineering firm with 24 offices across 10 states and a team of 500+ professionals. For nearly two decades, we’ve partnered with public and private sector clients across transportation, education, healthcare, municipal, federal, commercial, and recreational markets.

We’re growing, strategically and intentionally. That means expanding our capabilities, investing in our people, and building teams that are positioned for long-term success.

The Opportunity:

We are currently seeking a Traffic Engineer to join our Transportation team in Baltimore or Fairfax.

This role is ideal for a developing transportation professional who is ready to take an active role in traffic analysis, signal design, and corridor improvement projects across Maryland and Virginia. You will contribute to public-sector transportation initiatives while building expertise in traffic operations, safety, and multimodal infrastructure design.

As a Traffic Engineer, you will work alongside senior engineers and project managers while taking ownership of technical analyses and design tasks that directly support safer and more efficient transportation systems.

What You’ll Do:

You will support the planning, analysis, and design of transportation projects with a focus on traffic engineering solutions. This includes conducting data-driven studies, preparing traffic control device designs, and contributing to the production of construction documents for public infrastructure projects..

Key Responsibilities:

Traffic Analysis & Studies

• Conduct traffic engineering analyses including signal warrant studies, traffic impact studies, operational analyses, and corridor safety assessments.
• Perform capacity and level-of-service evaluations using industry-standard software.
• Support multimodal and safety-focused traffic assessments.

Design & Documentation

• Assist in the preparation of traffic control device designs, including traffic signals, signage, and pavement markings.
• Prepare design plans, specifications, and cost estimates for traffic signals, signing and striping, and temporary traffic control.
• Contribute to maintenance of traffic (MOT) and temporary traffic control plans.

Coordination & Reporting

• Support senior engineers in preparation of technical memoranda, reports, and exhibits.
• Coordinate with roadway, structural, environmental, and construction teams.
• Participate in internal quality control reviews and design meetings.
• Assist with agency coordination and response to review comments.

What You’ll Bring:

• Bachelor’s degree in Civil Engineering.
• Minimum of three (3) years of experience in traffic or transportation engineering.
• Engineer in Training (EIT) certification is required. Professional Engineer (PE) license is preferred.
• Proficiency with traffic engineering design and analysis software (e.g., Synchro, HCS, AutoCAD, MicroStation).
• Familiarity with MUTCD, AASHTO, and applicable MDOT or VDOT standards.
• Strong technical writing and verbal communication skills.
• Ability to work collaboratively within a multidisciplinary team environment.

Why PRIME AE:

We don’t just fill positions; we invest in people.

At PRIME AE, you’ll find a supportive, flexible environment where careers are built intentionally, not accidentally. You’ll work on projects that improve everyday life, alongside colleagues who challenge and respect one another.

What sets us apart:

• Career Growth: Flexible career paths across disciplines, from technical expertise to project and people leadership.
• People-First Culture: We value trust, integrity, and collaboration, and we mean it.
• Meaningful Work: Projects that strengthen communities, infrastructure, and public spaces.
• Growth with Purpose: Strategic expansion backed by strong leadership and investment.
• National Reach, Local Feel: Big-firm resources with the agility and relationships of local offices.

Our Commitment:

PRIME AE Group is committed to creating an inclusive environment where differences are respected, voices are heard, and everyone has the opportunity to succeed.

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