Senior Traffic Engineer

Overview

We have an immediate need for a Senior Traffic Engineer to expand and strengthen our transportation practice in Edison, NJ. This role combines technical production and task leadership with the opportunity to help build a scalable traffic engineering capability supporting bridge, roadway, and public infrastructure projects.

Come join our team. LiRo-Hill is a 1,100-person multidisciplinary firm providing engineering, construction management, environmental, architectural, and program management services. Ranked among the nation's top A/E firms by Engineering News-Record, LiRo-Hill serves public and private clients through offices across New York, New Jersey, and New England.

Responsibilities

• Perform and review capacity, signal, intersection, corridor, and traffic impact analyses using Synchro, HCS, VISSIM, or comparable tools.
• Lead MPT, staging, work-zone traffic control, signing, pavement marking, signal, and operational improvement assignments.
• Apply NJDOT, NJTA, NJ TRANSIT, NYSDOT, NYCDOT, PANYNJ, and MUTCD requirements as applicable.
• Coordinate closely with bridge, roadway, and civil engineers to develop safe, constructible staging solutions.
• Serve as task lead and technical authority for traffic assignments.
• Support site investigations, constructability reviews, agency coordination, and construction administration.
• Mentor junior staff, improve technical processes, and contribute to QA/QC.
• Support proposals, qualifications, interviews, and business development.

Qualifications

• Bachelor of Science in Civil Engineering or Electrical Engineering with a transportation focus.
• 8-15 years of traffic engineering experience, including DOT or public agency work.
• NJ PE required; NY PE preferred or ability to obtain.
• PTOE preferred.
• Strong MPT/staging and work-zone traffic control experience.
• Experience with traffic analysis software; AutoCAD or MicroStation proficiency preferred.

What We Offer

• Competitive total compensation package
• Employee-only stock purchase plan
• Mentoring and continuing education programs
• Employee referral bonus
• Volunteer and industry association opportunities

Our Culture

We believe in the power of collaboration. We work to create a culture where employees can contribute ideas, develop professionally, and deliver high-quality work as part of integrated, multidisciplinary teams.

Compensation: $130,000 - $170,000 per year. The range provided is the salary the Firm in good faith believes it is willing to pay at the time of posting. Exact compensation will be determined based on the candidate's qualifications and location.

• The selected candidate must be authorized to work in the United States; visa sponsorship is not available for this role.

LiRo-Hill is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to age, race, color, creed, religion, national origin, ancestry, marital status, sex, affectional or sexual orientation, gender identity or expression, protected veteran status, disability, or any other status protected by law.

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