Water/Wastewater Engineer
$65k - $190kI&S Group
Water/Wastewater Engineer Department: Water/Wastewater Employment Type: Full Time Location: St. Louis Park, MN Compensation: $65,000 - $190,000 / year Description Founded in 1973, ISG is a multi-disciplinary, full-service architecture, engineering, planning, and interior design firm, supporting clients throughout the nation. ISG is looking to add a Water/Wastewater Engineer to our dynamic engineering team. As a Water/Wastewater Engineer, you will make a real difference for Municipal and Industrial clients across the U.S., contributing to projects that improve lives and communities. We are a full-service, multi-disciplinary team, who perform award winning work in planning, design, survey, and construction. You will work alongside industry leaders, Casey Patton, PE, Water/Wastewater Practice Group Leader, and Brian Hiles, Senior Water/Wastewater Engineer, along with several other innovative Wastewater professionals. Essential Duties Develop comprehensive plans for water distribution networks, wastewater collection systems, and treatment facilities Design key infrastructure components including pumping stations, pipelines, lift stations, and storage tanks Perform hydraulic modeling and hydrological analyses to support system design and optimization Lead cross-functional teams through all phases of project delivery—from planning and design to construction and commissioning Prepare detailed technical reports, cost estimates, and construction documentation Manage project timelines, budgets, and compliance with regulatory standards Provide technical guidance during construction and operational phases to ensure quality and performance Diagnose system issues and propose effective engineering solutions Conduct feasibility studies and environmental impact assessments Ensure all designs adhere to federal, state, and local regulations Prepare environmental documentation and facilitate permitting processes Collaborate with municipalities, utility providers, developers, and government agencies Translate complex technical concepts into clear, accessible information for non-technical stakeholders As an ISG employee owner, you will continue to grow in your career. You’ll learn from us, and we’ll learn from you. You’ll have the freedom and autonomy to do your best work with plenty of support along the way. Our culture is essential to our success and your engagement in it. Here are some projects we've worked on recently that might give you a better sense of what you'll be doing day to day: Clarion Water Treatment System Hartford, SD Reclamation Facility Improvements We’ve listed a compensation range that reflects our expectations for this role, including both direct and indirect components. We understand that your experience and value may fall outside of this range. If you feel you're a strong fit but your compensation needs differ, we’re open to a conversation—let’s talk. Skills, Knowledge and Expertise Bachelor’s degree in Civil, Environmental, or Chemical Engineering Professional Engineer (PE) license or Engineer-in-Training (EIT) certification 4–10+ years in water/wastewater design and computerized drafting of new and rehabilitated water treatment facilities, groundwater wells, water storage facilities, water distribution systems, pumping stations, wastewater treatment facilities, collection systems, and lift stations. Familiarity with AutoCAD, GIS, hydraulic modeling software, and Microsoft Office Strong analytical, problem-solving, and communication skills Ability to work independently and in teams Knowledge of industry standards ISG Employee Owner Benefits Medical, dental, and vision Paid time off, pro-rated amount available on your start date Paid holidays and paid volunteer time Paid parental leave Bi-annual profit sharing Employee Ownership Stock Plan (ESOP) 401K retirement plan Life insurance HSA and FSA options Bereavement leave Supplemental voluntary benefits Short term and long-term disability Parking reimbursement, varies on office location Cell phone plan reimbursement Mileage reimbursement for ISG-approved travel #J-18808-Ljbffr
- ...community, but around the world. We believe water is more than a resource, it's a shared... ...safe drinking water and treating wastewater responsibly to developing sustainable water... ...legacy. In the role of Water/Wastewater Engineer, we'll count on you to: Take responsibility...WaterFull time
- ...Donohue & Associates, Inc. in Saint Louis Park, Minnesota is seeking an experienced engineer and project manager to lead projects in water and wastewater systems. This position involves working closely with clients to deliver project planning, design, and operational services...Water
$100k - $120k
...where innovation and sustainability drive our commitment to client success and community impact. We are seeking a motivated Water/Wastewater Engineer with 5 years of experience to support regional water and wastewater infrastructure projects from our St. Louis, MO office....WaterInternshipWork at officeLocal area- ...Gonzalez Companies, LLC is actively seeking a Project Engineer (III/IV) - Water/Wastewater in St. Louis, MO. You will lead design, analysis, and oversight of water and wastewater facilities, pump stations, pipelines, and related infrastructure, with emphasis on compliance...Water
- Jacobs in St. Louis, MO invites undergraduates pursuing a BS in Engineering to join as a Water/Wastewater Engineering Intern. You\'ll work with our Water/Wastewater Group on municipal and industrial projects, gaining exposure to project coordination, data collection and...WaterInternship
- ...Senior Water Wastewater Engineer/Project ManagerGrowing firm with offices in multiple states is seeking a Senior Water Wastewater Engineer/Project Manager for their team in St. Louis! Responsibilities: Plan/design water and wastewater systems (pumping, process and mechanical...Water
- Gonzalez Companies is seeking a Project Engineer III/IV for Water/Wastewater in St. Louis, MO. Lead design and oversight of facilities, pump stations, and pipelines, with hands-on modeling, calculations, and reports. You will mentor junior staff, coordinate with multidisciplinary...Water
- GBA is seeking a Wastewater Engineer - Technical SME to serve as a senior technical resource for our Water Environment teams across regions. This role supports complex wastewater projects, provides high-level technical guidance, and helps strengthen engineering capability...Water
- Job: Wastewater Engineer - Technical SME Location: Lenexa, KS or Omaha, NE or Chesterfield, MO, or Austin, TX Help Solve the Toughest Wastewater... ...SME to serve as a senior technical resource for our Water Environment teams across multiple regions. This role supports...WaterFlexible hours
- DescriptionAre you an ambitious, driven engineering professional looking to elevate your career... ...-leading, high-performing team? Our Water Global Practice is recognized for delivering... ...municipal and industrial water and wastewater treatment plants, pump stations, greenfield...WaterFor contractorsWork at office
$80k - $95k
...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 (III/IV) - Water/Wastewater to help serve our connection of clients and community....Water- ...Project Engineer (III/IV) - Water/WastewaterGonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction... ...are currently seeking a Project Engineer (III/IV) - Water/Wastewater to help serve our connection of clients and community. If...Water
- ...CSG Talent is partnering with a leading global engineering consultancy to recruit a Senior Project Manager / Senior Water Engineer to join and help grow its municipal... ...with a strong background in municipal water and wastewater consulting who enjoys leading projects,...WaterRelocation package
- ...Overview Join to apply for the Civil Engineer - Water/Wastewater role at Gonzalez Companies, LLC . Location: St. Louis, MO Gonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small...WaterFull timeWork at officeLocal areaFlexible hours
$58.66k - $85k
...abstract ideas into realities that transform the world for good.Your impactWe are seeking an entry level project engineer to join our team of water and wastewater construction management professionals based out of our St. Louis, Missouri office. This is an exciting...WaterFull timeFor contractorsWork at officeLocal area$70k - $90k
Farnsworth Group, Inc. is looking for a Civil Engineer in St. Louis, MO. This role involves planning, design, and management of civil engineering projects including water, wastewater, and transportation. Responsibilities include managing client relationships, conducting...WaterFlexible hours- ...industry, we're proud to be ranked No. 168 on Engineering News Record's Top 500 Design Firms list... ...solutions. This role supports our Water Resources team and collaborates across disciplines... ...Water Resources, Potable Water, and Wastewater — giving you exposure to how systems...WaterWork at officeLocal areaImmediate startFlexible hoursNight shift
- ...Your impact At Jacobs, we’re transforming intangible ideas into innovative solutions designing the future - today. As a Water/Wastewater Engineering Intern in St. Louis, MO, you will too. Our Water/Wastewater Group executes industrial and municipal water and wastewater...WaterSummer workInternshipWork at officeRemote workVisa sponsorship
- A dynamic civil engineering firm is seeking an Entry Level Civil Engineer (May 2026 Graduate) to join their St. Louis office. The role involves preparing engineering reports, collaboration with design teams, and conducting site visits. Candidates should have a Bachelor'...WaterWork at office
- Liberty Personnel Services, Inc. seeks a Mechanical Engineer to join our team in Missouri. You will plan, design, rehabilitate, and support construction of mechanical systems for water and wastewater facilities, including HVAC, plumbing, utilities, and fire protection....Water
- ...recommendations, and assist in the preparation of project deliveries (e.g., engineering drawing packages, cost estimates, and project specifications).... ...safety, high-voltage electrical, SCADA/telecommunications, water, and geotechnical engineers to develop complete Issue For...WaterFull timeFor contractorsLocal area
- ...& McDonnell has an exciting opportunity for a Lead Mechanical Engineer to join the Power global practice. This position is responsible... ...Assessment and Lifecycle cost analysisPlumbing (sanitary & potable water)Pumping/piping any fluid or gas, including blowers, steam &...Water
- ...Veolia | Water Tech is seeking an Operations Technician in St. Louis, MO. This position involves overseeing the operation of wastewater treatment facilities, providing training for local teams, and ensuring compliance with standards. The role requires significant travel...WaterLocal areaNight shiftDay shift
$40 - $55 per hour
Project Engineer III/IV - Water/Wastewater Department: Water/Wastewater Employment Type: Full Time Location: St. Louis, MO Compensation: $40.00 - $55.00 / hour Description Gonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and...WaterFull timeFor contractorsLocal areaFlexible hours- ...Description The Assistant Environmental Engineer will work under the supervision of a licensed professional engineer to assist project... ...line routing, power generation construction activities, and water treatment facilities. The Assistant Environmental Engineer will...WaterFull timeContract workInternshipWork at office
- Overview Mechanical Engineer (Thermal Chilled Water Systems) role at Vertiv. The Mechanical Engineer will contribute to the design of mechanical parts and assemblies and will work in a cross-functional development group. This position will be based onsite at Vertiv's Westerville...WaterTemporary work
- ...Pretium Packaging is searching for a talented, hands-on Process Engineer for our plant in St. Louis, Missouri.About Us:Pretium Packaging... ...install molds, set and adjust time cycles, air pressures and water temperatures, position labeler, change over and adjust reamer,...Water
- ...drainage, erosion control, stormwater treatment and conveyance, water and sewer, roadway, pump station and force main design. This... ...also provide technical and design services in support of civil engineering projects reporting directly to their project manager. Applicant...WaterWork at office
$75k - $108.8k
...Jacobs Construction Managers, Project Managers, Inspectors, and Engineers in addition to the Project Client and Contractors to... ...the Owner to lead construction management on a variety of water and wastewater facility projects in the St Louis area. Bring your curiosity...WaterFor contractorsWork at officeRemote work- ...alongside people who think big and act bold - project managers, engineers, technologists, and strategists who blend real-world experience... ..., condensate and feedwater systems, condenser and circulating water systems, cooling systems, fuel gas systems, auxiliary steam, compressed...WaterTemporary workFor contractorsWork at officeLocal areaFlexible hours
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