Project Engineer I/II

1 week ago

St Louis, MO, United States Trilon Group Full time
Project Engineer I/II - Water/Wastewater

Department: Water/Wastewater

Employment Type: Full Time

Location: St. Louis, MO

Reporting To: Barry Grant

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 Project Engineer (I/II) - Water/Wastewater 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 projected range of compensation in Illinois for this job is $70,000 - $80,000.

Your Primary Responsibilities will include
  • Assist in the planning, design, and analysis of water and wastewater treatment facilities, pump stations, pipelines, and related infrastructure.
  • Prepare engineering calculations, technical reports, design drawings, and specifications under guidance from senior engineers.
  • Perform hydraulic modeling for water distribution and sewer collection systems.
  • Conduct field investigations, site assessments, and occasional construction observation.
  • Support project scopes, cost estimates, schedules, and proposals.
  • Coordinate with multidisciplinary teams to integrate project design elements.
  • Review design standards, regulatory requirements, and permitting needs.
  • Participate in client and internal project meetings; communicate technical information clearly.
  • Support quality control processes and ensure adherence to company and industry standards.
What you'll need
  • Bachelor's degree in Civil, Environmental, or related engineering field.
  • EI/EIT certification required or ability to obtain within 12 months; PE track preferred.
  • 0-4 years of experience in water/wastewater design, permitting, or construction support.
  • Familiarity with hydraulic modeling tools (WaterGEMS, SewerGEMS, InfoWater, SWMM, etc.).
  • Proficiency with AutoCAD or Civil 3D; experience with BIM/Revit is a plus.
  • Basic understanding of pump systems, process equipment, and utility design.
  • Strong analytical, organizational, and communication skills.
  • Ability to work collaboratively in a team environment and manage multiple tasks.
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.

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