Project Engineer III/IV - Water/Wastewater at Gonzalez Companies, Llc in St Louis, MO | USD80,000-95,000 | Kablio
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Project Engineer III/IV - Water/Wastewater
Gonzalez Companies, Llc
Providing comprehensive engineering, planning, and construction management services.
Lead design and technical oversight of water/wastewater facilities and infrastructure.
19 days ago ago
$80,000 - $95,000
Experienced (8-12 years), Intermediate (4-7 years)
Full Time
St Louis, MO
Office Full-Time
Company Size
200 Employees
Service Specialisms
Bridge Inspection
Construction Management
Design‑Build
Energy
Environmental/SWPPP
Geotechnical
Hydraulics
Resident Engineering
+9 more
Sector Specialisms
Bridge Inspection
Construction Management
Design-Build
Energy
Environmental/SWPPP
Geotechnical
Hydraulics
Resident Engineering
+9 more
Role
Description
hydraulic modeling
system analysis
design oversight
engineering calculations
field investigations
client liaison
Conduct hydraulic modeling and system analysis to optimize water distribution and sewer collection networks.
Mentor and support junior staff; uphold quality control and company engineering standards.
Coordinate multidisciplinary teams to ensure integrated and compliant project designs.
Lead the design, analysis, and technical oversight of water and wastewater treatment facilities, pump stations, pipelines, and related infrastructure.
Prepare and review engineering calculations, design drawings, specifications, and technical reports.
Manage field investigations, site assessments, and construction observation; provide technical guidance to junior engineers.
Serve as a point of contact for clients, contractors, and regulatory agencies; communicate technical information clearly and effectively.
Review and ensure compliance with design standards, regulatory requirements, and permitting processes.
Develop project scopes, cost estimates, schedules, and proposals; support project management activities.
Requirements
bachelor's
pe registration
autocad
hydraulic modeling
leadership
problem solving
Bachelor’s degree in Civil, Environmental, or related engineering field.
EI/EIT required; PE registration preferred or in progress.
Demonstrated experience with pump systems, process equipment, site layout, and utility design.
4–8+ years of experience in water/wastewater design, permitting, or construction support.
Proficiency with hydraulic modeling tools (WaterGEMS, SewerGEMS, InfoWater, SWMM, etc.).
Strong leadership, communication, and client coordination abilities; capable of mentoring junior engineers.
Strong experience with AutoCAD/Civil 3D; BIM/Revit knowledge preferred.
Excellent analytical, project management, and problem-solving skills.
Benefits
Major medical, dental and vision insurance
Paid holidays and generous paid time off
Health Savings Account
Bonus program
Competitive salary
Flexible Spending Account
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
Information not given or found
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Company
Overview
2000
Year Established
Year the company was founded, marking its entry into the engineering sector.
Quickly established itself as a key player in the engineering sector.
Focuses on delivering integrated solutions by combining expertise in planning, design, and construction management.
Diverse portfolio includes projects spanning energy, water resources, and infrastructure development.
Serves both public and private sector clients, from large-scale infrastructure projects to niche water management solutions.
Notable projects include the construction of sustainable energy systems and modernizing critical infrastructure for growing urban areas.
Prides itself on tackling complex projects with tailored, innovative approaches to meet specific client needs.
Culture + Values
98%
Client Satisfaction Rate
Maintaining an exceptional client satisfaction rate that reflects commitment to quality and customer focus.
100%
Youth Mentorship Program
Supporting the next generation of engineers with a comprehensive, cost-free mentorship initiative.
Family-oriented culture that values strong relationships with co-workers, clients, and the community.
Collaborative, practical, achievable, and sustainable approach to solutions.
Environment + Sustainability
Committed to delivering sustainable infrastructure solutions.
Provides civil/environmental services including Energy and Environmental/SWPPP.
Acquired FPBH and RA Consultants to expand water, wastewater, stormwater, and environmental capabilities.
Inclusion & Diversity
Articles
Core Service Areas
Our Projects – Join “Our Projects” section
Join the Team / Apply Here