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
$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....WaterFor contractorsInternshipWork at officeLocal area- ...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
- ...Water/Wastewater Project Engineer Locations available Sioux Falls, SD Omaha, NE Billings, MT Bozeman, MT Kalispell, MT Cheyenne, WY Kansas City, MO St. Louis, MO IMEG is hiring a Civil Project Engineer to support water/wastewater-focused civil engineering projects and...WaterLocal areaFlexible hoursNight shift
- A leading engineering consulting firm seeks a Senior Water/Wastewater Process Engineer/Project Manager to lead projects in St. Louis. This role involves managing multi-discipline project teams and delivering quality services for water systems. Candidates must have a B.S...Water
- A leading engineering firm in St. Louis is seeking a Civil Engineer - Water/Wastewater to provide water and wastewater design services. The ideal candidate will have a Bachelor's Degree in Civil Engineering, at least 3-7 years of relevant experience, and proficiency in...WaterFull time
- 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
- ...Senior Water Wastewater Engineer/Project Manager Growing 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...Water
- HDR is actively seeking a Water/Wastewater Engineer in Missouri to join our Water Business Group. You will help shape drinking water and wastewater projects, applying strong technical knowledge to deliver sustainable solutions that protect public health and infrastructure...Water
$100k - $120k
Hanson Professional Services, Inc. is looking for a motivated Water/Wastewater Engineer with 5 years of experience to support projects in St. Louis, MO. You will design and implement systems, including treatment facilities and distribution networks, while collaborating...WaterLocal area$100k - $140k
...practices creates a focus on client success and partnerships that are important to our communities and our environment. Water/Wastewater Engineer (Municipal Projects) Shape the Future of Water and Wastewater Infrastructure with Hanson! At Hanson, we're dedicated to pioneering...WaterInternshipLocal area- A distinguished engineering firm in St. Louis, Missouri, is seeking a Water/Wastewater Engineer to design cutting-edge water and wastewater systems. The role involves managing projects, mentoring junior engineers, and developing relationships with clients. With a focus...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
- IMEG Corporation is seeking a Water/Wastewater Project Engineer in St. Louis, MO, to lead design efforts on municipal, commercial, and industrial projects. The ideal candidate will have a BS in Civil Engineering, preferably a PE License, with 2+ years of experience. Responsibilities...Water
- ...Donohue & Associates A great place to work. Current job opportunities are posted here as they become available. Senior Water/Wastewater Process Engineer/Project Manager This position offers an exciting opportunity for the selected candidate to be part of Donohue &...WaterTemporary workFlexible hours
- ...Job Description Job Description Growing firm with offices in multiple states is seeking a Senior Water Wastewater Engineer for their team in St. Louis, Missouri! Responsibilities: Use technical expertise to serve as a technical resource, plan and design...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
- Wastewater Process Engineer Location: Columbus, OH; Des Moines, IA; Creve Coeur, MO Company: Black & Veatch Family of Companies Opportunity Type... ...standards, systems, and applicable engineering codes related to water quality and treatment Assist in developing, maintaining,...WaterWork experience placementWork at officeLocal areaWorldwideHome officeFlexible 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
- ...Inc. is seeking an experienced Project Manager to lead Drinking Water projects in Minnesota/Wisconsin. This role involves managing... ...client relationships. Candidates should have a Bachelor's degree in Engineering, at least 7 years of relevant experience, and a Professional...WaterFull time
- ...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
- ...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
- ...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...WaterFor contractorsLocal area
$40 - $55 per hour
...Department: Water/Wastewater Location: St. Louis, MO Compensation: $40.00 - $55.00 / hour Description Gonzalez Companies is a partner managed... ...; and municipalities. We are currently seeking a Project Engineer (III/IV) - Water/Wastewater to help serve our connection of clients...WaterFor contractorsLocal areaFlexible hours- Donohue & Associates, Inc. in the upper Midwest invites applications for a Process-Mechanical Engineer with extensive water/wastewater project leadership. You will guide clients and our project teams through planning, design, construction, and operations for water and...Water
- ...Sr. Energy Engineer Position is responsible for engineering development of energy conservation measures for Performance Contracts (... ...mechanical and electrical systems, energy management systems, water consuming equipment and fixtures, and the building envelope....WaterWork experience placement
- ...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
- 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
- ...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
- ...construction such as highways, bridges, underground utilities, water/wastewater facilities, and marine construction. For over 75 years,... ...construction site to monitor progress and ensure conformance to engineering plans, specifications, and construction/safety standards....WaterContract workFor contractorsFor subcontractorWork at office
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