Traffic Engineer

We are looking for an experienced Traffic Engineer to join our growing Traffic Engineering & Planning team in Indiana. The ideal candidate for this position will be a licensed Professional Engineer with 5+ years of traffic engineering experience. This is a great opportunity to join a 100% employee-owned firm recognized as one of Indiana’s Best Places to Work and 2026 Indiana ESOP Company of the Year. This position could be based out of either Indianapolis or Merrillville.

This is an excellent opportunity to join a growing and dynamic Traffic Engineering & Planning team that works with both public and private sector clients to solve their most complex transportation challenges. Our practice encompasses all areas of traffic engineering and planning, including traffic impact studies, safety studies, traffic simulation, travel demand modeling and forecasting, corridor planning, traffic signal operations, signal and ITS design, comprehensive planning, transit planning, pedestrian and bicycle planning, and long-range transportation planning. The successful candidate should have broad experience in the field of traffic engineering with an emphasis on traffic simulation modeling and forecasting for major arterial and interstate corridors. 

For over 40 years, Lochmueller Group has helped communities reinvent their future through thoughtful, actionable planning and design. Our dedication to building a team that demonstrates our corporate values (CARDIA) is what sets us apart:

CARDIA: Creativity; Accountability; Respect; Dedication; Integrity; Achievement

Lochmueller Group provides an excellent workplace culture established by our people who share these values. We are a 100% employee-owned company of people who are invested in the success and continued development of each other and the firm. This is a great place to build a career and grow with a company that is dedicated to quality and service.

In this position, the candidate will:

Support project managers in the planning and execution of traffic engineering projects, including traffic studies, roadway analysis, and signal design.
Assist with the preparation of scopes, proposals, budgets, and schedules for traffic engineering assignments.
Perform traffic engineering analysis such as traffic counts, level‑of‑service analysis, safety evaluations, and operational assessments under the guidance of senior staff.
Prepare designs of traffic control devices and systems, including traffic signals, signing, pavement markings, and temporary traffic control plans.
Prepare technical calculations, exhibits, drawings, and plan sheets using traffic engineering and roadway design software.
Apply local, state, and federal traffic engineering standards, manuals, and criteria (e.g., MUTCD, AASHTO, state DOT guidelines) to assigned work.
Coordinate with multidisciplinary teams (roadway, planning, structures, utilities) to support integrated transportation solutions.
Prepare technical memoranda, reports, specifications, and design documentation for traffic engineering projects.
Collaborate with project teams in communication with clients, municipalities, and regulatory agencies regarding traffic operations and design elements.
Support data collection efforts, including field observations, traffic counts, and site reviews, as needed.
May assist with reviewing the work of technicians or junior staff for completeness and conformance with project expectations.
Performs other traffic engineering–related duties as assigned.

Qualifications for this role:

5+ years of relevant traffic engineering experience.
Bachelor’s degree in civil engineering or similar engineering field.
Professional Engineer (PE)
Experience with AutoCAD and/or MicroStation
Excellent interpersonal skills and the ability to work well in a collaborative team environment.
Proficiency with Microsoft Office products including Excel, Word, and PowerPoint
Strong written and verbal communication skills
Ability to work well individually or as part of a team.

Additional qualifications that are helpful:

Registered as a Professional Traffic Operations Engineer (PTOE)
Experience with Synchro 12 and traffic signal operations/phasing
Experience with traffic simulation modeling software packages such as PTV’s VISSIM
Experience with innovative intersection and interchange configurations
Experience with the predictive methods of the Highway Safety Manual
Experience with traffic forecasting methods

What we offer:

Health & Wellness (medical, dental, vision, disability, and basic life insurance w/ option for additional voluntary life insurance)
Work/Life Balance (vacation, holidays, sick leave, parental leave, flexible scheduling)
Wealth-Building (401k w/ company match, student loan repayment benefit, ESOP, competitive compensation package)
Professional Benefits (professional membership dues, career & educational development)