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Principal Traffic Engineer Jobs (NOW HIRING)

Advatix Inc.

$125 - $150/hr

Our Client seeking an experienced Principal Traffic Engineer to join Traffic Division in San Diego, CA. This role is designed for a highly skilled transportation professional who can provide ...

Advatix Inc.

Principal Traffic Engineer

San Diego, CA · On-site

$125 - $150/hr

Our Client seeking an experienced Principal Traffic Engineer to join Traffic Division in San Diego, CA. This role is designed for a highly skilled transportation professional who can provide ...

Advatix, Inc

Principal Traffic Engineer

San Diego, CA · On-site

$125 - $150/hr

Our Client seeking an experienced Principal Traffic Engineer to join Traffic Division in San Diego, CA. This role is designed for a highly skilled transportation professional who can provide ...

RICK

Principal Traffic Engineer

San Diego, CA · On-site

$62.50 - $79.25/hr

As an Principal Traffic Engineer in San Diego, CA, you will have an opportunity to work with a multi-disciplinary team on meaningful, landmark projects in the San Diego region. As a RICK team member ...

Advatix, Inc.

Principal Traffic Engineer

San Diego, CA · On-site

$130K - $165K/yr

Our Client seeking an experienced Principal Traffic Engineer to join Traffic Division in San Diego, CA. This role is designed for a highly skilled transportation professional who can provide ...

HonorVet Technologies

Traffic Engineer

Riverside, CA · On-site

$79.25/hr

Principal Traffic Engineer Position Type: Permanent Work Location: 1770 Iowa Avenue, Suite 100, Riverside, CA 92507 Pay Rate: $79.25/hr. on W2 With Benefits Work Mode: Onsite Shift Hours: 9:00AM to 5 ...

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Principal Traffic Engineer information

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$74K

$147.2K

$212.5K

How much do principal traffic engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for principal traffic engineer in the United States is $147,220.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $173,000.00 per year, depending on experience, location, and employer.

What does a principal traffic engineer do?

A Principal Traffic Engineer is a senior professional responsible for overseeing the planning, design, and implementation of traffic engineering projects. They analyze traffic flow, develop solutions to improve road safety and efficiency, and lead teams of engineers and technical staff. Their work often involves coordinating with government agencies, preparing reports, and ensuring compliance with transportation regulations and standards. Principal Traffic Engineers also provide expert guidance on traffic management strategies and may be involved in public consultations on major infrastructure projects.

What are the key skills and qualifications needed to thrive as a principal traffic engineer, and why are they important?

To thrive as a Principal Traffic Engineer, you need advanced expertise in traffic engineering principles, transportation planning, and a professional engineering (PE) license, often supported by a degree in civil engineering. Familiarity with traffic analysis software (such as Synchro, VISSIM, and AutoCAD), MUTCD standards, and state/local regulations is essential. Strong leadership, communication, and project management skills distinguish top performers in this role. These competencies ensure effective oversight of complex projects, stakeholder coordination, and the delivery of safe, efficient transportation systems.

How does a principal traffic engineer typically collaborate with other departments and stakeholders on large-scale projects?

A Principal Traffic Engineer regularly works with a diverse range of teams, including urban planners, civil engineers, government agencies, and community representatives. Collaboration is essential for integrating traffic solutions with broader infrastructure and urban development goals. The role often involves leading meetings, coordinating multidisciplinary input, and ensuring that traffic engineering considerations are aligned with safety, environmental, and regulatory requirements. This collaborative environment fosters innovative solutions and helps ensure the successful delivery of complex transportation projects.

What is the difference between Principal Traffic Engineer vs Traffic Engineer?

AspectPrincipal Traffic EngineerTraffic Engineer
Required CredentialsBachelor's or Master's in Civil or Transportation Engineering, PE license often preferredBachelor's in Civil or Transportation Engineering, PE license beneficial but not always required
Work EnvironmentLeadership role overseeing projects, strategic planning, and team managementProject execution, data analysis, and design tasks under supervision
Employer & Industry UsageUsed in consulting firms, government agencies, and large infrastructure projectsCommon in municipal agencies, consulting firms, and private sector projects

The main difference between a Principal Traffic Engineer and a Traffic Engineer lies in their level of responsibility and experience. The Principal Traffic Engineer typically holds a leadership role, focusing on strategic planning and project oversight, while the Traffic Engineer handles more technical, execution-focused tasks. Both roles require similar educational backgrounds and certifications, but the Principal position involves greater managerial duties and industry influence.

What cities are hiring for Principal Traffic Engineer jobs?

Cities with the most Principal Traffic Engineer job openings:

What are the most commonly searched types of Principal Traffic Engineer jobs?

The most popular types of Principal Traffic Engineer jobs are:

What states have the most Principal Traffic Engineer jobs?

States with the most job openings for Principal Traffic Engineer jobs include:

What are popular job titles related to Principal Traffic Engineer jobs?

For Principal Traffic Engineer jobs, the most frequently searched job titles are:

Principal Traffic Engineer jobs near you
Infographic showing various Principal Traffic Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $147,220 per year, or $70.8 per hour.