Trilon Group · 1 month ago
Transportation Project Engineer III/IV
St. Louis, MO
Full-time
Onsite
Mid, Senior Level
$80K/yr - $95K/yr
5+ years expGonzalez Companies is a rapidly growing professional services firm specializing in civil engineering, construction management, and construction inspection. They are currently seeking a Transportation Engineer (III/IV) to lead and contribute to the design and delivery of transportation projects while mentoring junior engineers and coordinating with various stakeholders.
Civil EngineeringConsulting
Responsibilities
Lead or contribute significantly to the design and delivery of transportation projects, including roadway geometrics, intersections, pedestrian facilities, drainage, and traffic control
Develop and review engineering plans, models, and calculations using MicroStation/OpenRoads and/or AutoCAD Civil 3D
Prepare design reports, cost estimates, technical memos, specifications, and milestone submittals for DOT, LPA, or municipal agencies
Oversee and guide junior engineers, providing mentorship, task coordination, and quality review of design documents
Coordinate with project managers, clients, subconsultants, utilities, and permitting agencies to ensure project requirements and schedules are met
Perform advanced engineering analyses, troubleshoot design challenges, and propose effective technical solutions
Support or lead project planning, scope development, and discipline-level budgeting as experience allows
Participate in QA/QC reviews and ensure compliance with relevant DOT, municipal, and industry standards
Conduct occasional field investigations, site reviews, or construction support activities
Qualification
Required
Bachelor's degree in Civil Engineering or related discipline; Master's preferred for higher-level roles
Typically 5–12+ years of experience in transportation or roadway engineering with demonstrated technical competency
Proficiency with MicroStation/OpenRoads and/or AutoCAD Civil 3D, including advanced geometric design and plan development
Strong understanding of DOT, LPA, or municipal design standards, processes, and submittal requirements
Ability to produce, review, and refine engineering calculations, design packages, cost estimates, and technical documents
PE license required; ability to serve as Engineer of Record or lead discipline tasks at the IV level
Proven ability to mentor junior staff, coordinate tasks, manage portions of projects, and communicate effectively with clients and internal teams
Strong analytical, problem-solving, and decision-making skills with the ability to work independently on complex assignments
Benefits
Competitive salary
Major medical, dental and vision insurance
Flexible Spending Account
Health Savings Account
401K
Bonus program
Paid holidays and generous paid time off
Professional development
Company
Trilon Group
Trilon Group offers career paths, spanning technical, project management, business management, business development, and operations.
5001-10000 employees
Funding
Current Stage
Late StageTotal Funding
$200MKey Investors
Alpine Investors
2022-02-01Private Equity· $200M
Leadership Team
Michael (Mick) Renshaw
Chief Executive Officer
Charul Doshi
CFO
Recent News
Vermont Business Magazine
2024-01-20
Alpine Investors
2023-10-31
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