Senior Traffic Engineer — ESOP Leader & Growth

LJA Engineering, Inc.; Jacksonville (FL); Hybrid; USD 85,000 - 125,000; Full time

Benefits offered by this job

PTO

Paid holidays

Health benefits

Tuition reimbursement

Referral bonuses

Volunteer days

Professional development

Career growth

Fun culture

Job summary

LJA Transportation offers a Project Engineer role focused on leading and supporting traffic engineering projects, from signal design to corridor analyses. You will collaborate with senior leaders, mentor junior staff, and contribute to client engagement and technical delivery.

The ideal candidate brings 5+ years in traffic engineering, a PE license (FL preferred), and proficiency with Synchro, HCS, VISSIM, and SIDRA, plus strong writing and communication skills.

Qualifications

• Bachelor’s degree in Civil Engineering or related field (Master’s preferred).
• Professional Engineer (PE) license required (Florida PE preferred).
• PTOE Certification (preferred).
• 5+ years of experience in traffic engineering or transportation planning.
• Proficiency in traffic analysis software (e.g., Synchro, HCS, VISSIM, SIDRA) and Microsoft Office Suite.

Responsibilities

• Designs and develops traffic signal plans including signal layouts, phasing, timing, and coordination to ensure safe and efficient movement of vehicles, pedestrians, and cyclists.
• Lead and manage traffic engineering projects including traffic impact analyses, signal timing studies, and operational assessments.
• Develop and review traffic models using Synchro, HCS, VISSIM, and other industry‑standard tools.
• Prepare technical reports, plans, and presentations for clients, agencies, and stakeholders.
• Coordinate with multidisciplinary teams, including planners, roadway engineers, and environmental specialists.
• Ensure compliance with local, state (including FDOT), and federal standards and guidelines.
• Mentor junior engineers and analysts, providing technical guidance and quality assurance.
• Support proposal development and client relationship management.

Skills

Traffic engineering

Project management

Client engagement

Communication

Mentoring

Education

Bachelor’s degree in Civil Engineering

Master’s degree preferred

Tools

Synchro

HCS

VISSIM

SIDRA

Microsoft Office

Job description

LJA Transportation offers a Project Engineer role focused on leading and supporting traffic engineering projects, from signal design to corridor analyses. You will collaborate with senior leaders, mentor junior staff, and contribute to client engagement and technical delivery.

The ideal candidate brings 5+ years in traffic engineering, a PE license (FL preferred), and proficiency with Synchro, HCS, VISSIM, and SIDRA, plus strong writing and communication skills.