Traffic Engineer

About Us

Larson Design Group (LDG) is an award-winning, employee-owned Architecture, Engineering, and Consulting Firm. Guided by our core values, we’re expanding our team, opening new offices, and adding new offerings to provide responsive, innovative solutions to clients nationwide.

Being 100% employee-owned directly impacts our culture: it drives our decision-making, motivates our teams, increases our productivity, improves retention, and contributes to the future success of our company. Our culture is one where we work hard for our clients and for each other – and we have fun collaborating, sharing experience and expertise, and learning along the way. We’re passionate about delivering exceptional quality, elevating client relationships, enriching the careers and lives of our employee owners, and enhancing the communities where we live and serve.

At LDG, we strive to create an organization where people want to work. We offer a flexible work environment, paid training for required licensures, competitive benefits, bonus plans, and a company-funded Employee Stock Ownership Plan (ESOP) while supporting your professional and personal growth.

Your Opportunity + Impact

As a Traffic Engineer, you will serve as a technical leader and play a key role in the planning, analysis, and design of transportation infrastructure. You will collaborate with a multidisciplinary team on projects involving traffic operations, safety studies, multimodal planning, and roadway improvements. This position requires a Professional Engineer (PE) license and relevant experience coordinating design activities, overseeing project submission schedules, and performing Quality Assurance/Quality Control to ensure that final deliverables meet the technical standards and goals of our clients. You will also contribute to stakeholder engagement and client communications throughout project development.

Key Responsibilities

• Perform and oversee traffic engineering tasks including traffic analyses (capacity, delay, and queuing studies) using HCS, Synchro, and VISSIM.
• Lead or contribute to the preparation of Traffic Impact Studies, Transportation Assessments, Signal Warrants, Corridor Improvement Plans, and other traffic engineering studies.
• Develop conceptual and final designs for traffic signals, signing and pavement marking plans, and traffic control plans in accordance with PennDOT, AASHTO, and MUTCD standards.
• Analyze crash data and recommend safety countermeasures consistent with PennDOT guidance and the Highway Safety Manual (HSM).
• Prepare technical reports, memoranda, and client-facing deliverables that clearly communicate analysis findings and design recommendations.
• Perform and verify design calculations, develop technical specifications, and prepare preliminary cost estimates.
• Review and conduct initial QA/QC checks of work products to ensure technical accuracy and compliance with client and agency requirements.
• Support project management activities by assisting with the development of design budgets, project schedules, labor hour estimates, and technical proposals.
• Manage smaller or standalone traffic engineering projects, overseeing scope, schedule, and budget while serving as the primary point of contact for clients and subconsultants.
• Maintain effective communication with internal cross-functional teams and contribute traffic engineering expertise to a variety of projects across LDG departments.
• Participate in field investigations, data collection efforts, and client/stakeholder meetings, including coordination with PennDOT Districts, MPOs, and local municipalities
• Promote and uphold quality assurance/quality control procedures to enhance deliverable quality and minimize design errors or omissions.

Education and Experience

• Bachelor’s or Master’s degree in Civil Engineering or a related field from an ABET-accredited program.
• Minimum of five (5) years’ job-related experience in traffic engineering and transportation design, with a strong understanding of PennDOT, AASHTO, MUTCD, the Highway Capacity Manual (HCM), and the Highway Safety Manual (HSM).
• Professional Engineer (PE) license required (Pennsylvania preferred, but other states are acceptable)
• Proficiency in MicroStation and/or AutoCAD, as well as traffic analysis software such as Synchro/SimTraffic, HCS, and VISSIM. Strong working knowledge of Microsoft Excel.

Preferred Qualifications

• Strong working knowledge of the A/E industry, with the ability to quickly understand and resolve complex design and construction challenges.
• Familiarity with PennDOT policies and procedures, including DM-2, DM-3, TIS Guidelines, ECMS, and design standards from AASHTO and the MUTCD.
• Experience working with PennDOT Districts, local municipalities, and MPOs on transportation and traffic engineering projects.
• Proven experience performing benefit-cost analyses and safety evaluations using Highway Safety Manual (HSM) methodologies.
• Demonstrated ability to deliver high-quality work on time and within budget.
• Excellent written and verbal communication skills, with the ability to effectively collaborate across multidisciplinary teams and engage with clients and stakeholders.
• Self-motivated with the ability to work independently as well as in a team-oriented environment.

EEO Statement

Larson Design Group, Inc. is an Affirmative Action and Equal Opportunity Employer (EEO) that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws. This policy applies to all employment practices within our organization.