Mid-level Traffic Engineer

About the role

Join a growing national engineering firm shaping the future of infrastructure! LJB Inc. is a forward‑thinking firm founded in 1966, specializing in civil and structural engineering with additional expertise in geospatial, safety, and environmental services. The firm delivers successful projects in all 50 states and several countries. Within its Transportation Practice, LJB has spent over five decades designing infrastructure that connects people, supports communities, and improves quality of life. The team brings deep technical expertise and a collaborative mindset to every project, creating safe, efficient, and forward‑thinking transportation solutions. LJB is seeking an experienced Mid‑level Traffic Engineer to support and grow its Transportation Practice in one of its Ohio offices (Dayton, Cleveland, or Columbus).

Responsibilities

• Traffic impact studies
• Traffic operations analyses
• Safety studies
• Signal system design
• Signal timing plans
• Maintenance of traffic
• Pavement markings and signage
• Highway lighting design
• Corridor studies
• Ability to identify project issues and facilitate resolution
• Ability to analyze situations and identify ways to improve efficiency
• Project/task management
• Maintain client relationships
• Ability to work in a team setting collaboratively with groups of other traffic and transportation/civil engineers
• Occasionally visit work sites, monitoring project progress and reporting findings
• Ability to meet all safety requirements if/when visiting a work site
• Other duties as assigned

Requirements

• Bachelor’s degree in civil engineering
• P.E. license
• 4+ years of experience
• Experience with tools such as Synchro/SimTraffic, HCS, SIDRA, TransModeler, AutoCAD/Open Roads Designer and Microsoft Office

Qualifications

• PTOE certification (preferred)
• Experience working with state DOTs (preferred)
• Knowledge of the Highway Capacity Manual and ODOT Analysis and Traffic Simulation (OATS) Manual (preferred)

Skills

• Strong technical background with good client relationships
• Strong written and verbal communication

Benefits

Benefits: View our 2026 Benefits Summary

Pay

Salary Range: $95,000-135,000 based upon experience, certifications, and regional market standards.