Senior Traffic Engineer

Weston & Sampson is seeking a Senior Traffic Engineer in one of our New England offices to lead transformative transportation initiatives that enhance safety, mobility, and quality of life across communities throughout the Northeast. This is a senior-level opportunity for a motivated professional who thrives at the intersection of technical excellence, leadership, and client collaboration.This is a unique opportunity to play a role in shaping the future of how people move— delivering innovative, data driven traffic and transportation solutions and strategic planning that support thriving, connected communities.What you’ll do:Lead and manage traffic engineering projects including traffic operations studies, intersection and corridor analysis, and traffic signal design.Perform and oversee traffic modeling and simulation using tools such as Synchro, HCS, and VISSIM to support planning and design decisions.Develop detailed plans for traffic signals, signing and pavement markings, and traffic control in compliance with MUTCD, AASHTO, and state/local standards.Conduct safety assessments, intersection improvement studies, and access management evaluations to enhance roadway performance.Coordinate effectively with clients, DOTs, municipalities, MPOs, and subconsultants to ensure timely and successful project delivery.Provide mentorship and technical guidance to junior engineers and technicians, including QA/QC reviews to uphold quality standards.Support business development through proposal writing, scope definition, and cultivating strong client relationships.Stay informed on evolving transportation policies, standards, and emerging technologies impacting traffic operations, safety, and design.What you'll bring: Bachelor’s degree in Civil Engineering or a related field.Active Professional Engineer (PE) license in Massachusetts, Connecticut, New Hampshire or Rhode Island PTOE certification is preferred.Minimum of 10 years of progressive experience in traffic or transportation engineering.Strong working knowledge of DOT Design Manuals, MUTCD, AASHTO, and relevant state DOT standards.Proficiency in Synchro, HCS, VISSIM, and MicroStation or AutoCAD; experience with TransModeler is a plus.Excellent communication and interpersonal skills, with proven experience working directly with clients and agency staff.Experience with ITS design, traffic signal timing, and system optimization is desirable.Familiarity with HSIP safety analyses and predictive analysis tools is a plus.Demonstrated ability to manage multiple projects and meet deadlines in a collaborative, fast-paced environment.Salary- $115,000 - $130,000+ depending on experience#LI-HYBRIDOverviewInnovative and reliable for more than a century, Weston & Sampson strives to make the world a better place through interdisciplinary design, engineering, and environmental services. An employee-owned company (ESOP) of more than 725 professionals, we are seeking talented technical and professional individuals to join our growing firm. Dedicated to improving quality of life for both our clients and our employees, we offer opportunities to collaborate on meaningful projects that transform the environment, with a team that respects and values your ideas. Weston & Sampson offers a flexible work environment, competitive compensation, excellent benefits, and dynamic career growth, in an equitable and welcoming corporate culture that embraces diverse perspectives and experiences and recognizes people for their contributions.Weston & Sampson is an Equal Opportunity Employer. We embrace the rich perspectives and experiences that arise from people of different races, ethnicities, cultures, sexual orientation, gender identities, ages, socio-economic statuses, abilities, and religions, as well as valuable insight from other untapped groups without our Weston & Sampson family and the communities we serve. Your world is always changing, and so are we. Join us as we grow: A Note to Third-Party RecruitersWeston & Sampson coordinates all recruiting and hiring at our company. We do not accept unsolicited resumes from third-party recruiters, staffing agencies or related firms. Resumes are only accepted if a signed agreement is in place. All unsolicited resumes will be considered the property of Weston & Sampson. Weston & Sampson is not responsible for any fees related to unsolicited resumes. #midlevelprofessionals #entrylevelprofessionalsJob SummaryID: 2026-3349# of Openings: 1Category: Engineering