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Transportation Project Engineer III/IV Department: Transportation Employment Type: Full Time Location: St. Louis, MO Compensation: $40.00 - $60.00 / hour Description Gonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small Water, Sewer and Utility Districts; Departments of Transportation; and municipalities. We are currently seeking a Transportation Engineer (III/IV) to help serve our connection of clients and community. If you’re hungry for knowledge, ready to make a difference and dedicated to providing personalized attention to our clients, we want you on our team. The base salary range for this role is indicated in the posting. This range reflects the company’s good faith estimate of the compensation for this position at the time of posting. Final compensation will be determined based on factors such as experience, skills, qualifications, internal equity, and geographic location. Your Primary Responsibilities will include 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. What you'll need 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. Gonzalez Offers Competitive Benefits including: 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 A team of creative and talented individuals to work alongside Gonzalez is a rapidly growing, dynamic, professional services firm specializing in civil engineering, construction management, and construction inspection. Our clientele includes large and small water, sewer, and utility districts; departments of transportation and other public transportation agencies; and municipalities throughout the Midwest. Working primarily in the Greater St. Louis, Chicago, and Louisville metro areas, Gonzalez offers a great work environment, generous benefit packages, and opportunities to succeed in many professional disciplines. Equal Opportunity Employer Gonzalez Companies, LLC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. #LI-KC2
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.