Project Engineer III/IV - Water/Wastewater
$80k - $95kMannik Smith Group
Project Engineer III/IV - Water/Wastewater Department: Water/Wastewater Employment Type: Full Time Location: St. Louis, MO Reporting To: Jeff Shiner 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 (III/IV) - 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 $80,000 - $95,000. Your Primary Responsibilities will include 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. Conduct hydraulic modeling and system analysis to optimize water distribution and sewer collection networks. Manage field investigations, site assessments, and construction observation; provide technical guidance to junior engineers. Develop project scopes, cost estimates, schedules, and proposals; support project management activities. Coordinate multidisciplinary teams to ensure integrated and compliant project designs. Review and ensure compliance with design standards, regulatory requirements, and permitting processes. Serve as a point of contact for clients, contractors, and regulatory agencies; communicate technical information clearly and effectively. Mentor and support junior staff; uphold quality control and company engineering standards. What you’ll need Bachelor’s degree in Civil, Environmental, or related engineering field. EI/EIT required; PE registration preferred or in progress. 4–8+ years of experience in water/wastewater design, permitting, or construction support. Proficiency with hydraulic modeling tools (WaterGEMS, SewerGEMS, InfoWater, SWMM, etc.). Strong experience with AutoCAD/Civil 3D; BIM/Revit knowledge preferred. Demonstrated experience with pump systems, process equipment, site layout, and utility design. Excellent analytical, project management, and problem-solving skills. Strong leadership, communication, and client coordination abilities; capable of mentoring junior engineers. 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. #J-18808-Ljbffr
$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- 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
- 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
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- Jacobs Engineering Group Inc. in St. Louis, MO seeks an entry level Construction Project Engineer to support water and wastewater construction management. The role involves inspection and program management, working under the Construction Management Group Leader, and serving...WaterFor contractorsLocal area
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$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- 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
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- Farnsworth Group is seeking a Civil Engineer for one of the posting locations in St. Louis, MO or Belleville, IL. You will plan, design, and manage civil projects including water, wastewater, stormwater, and transportation for local and government agencies. The role requires...WaterLocal area
$100k - $140k
...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- 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
- Wastewater Process Engineer Location: Columbus, OH; Des Moines, IA; Creve Coeur, MO Company: Black & Veatch... ...Companies Opportunity Type: Staff Project Only Hire: No The Opportunity In this... ...engineering codes related to water quality and treatment Assist in developing...WaterWork experience placementWork at officeLocal areaWorldwideHome officeFlexible hours
$76.8k - $96k
...Project EngineerProject EngineerCompany DescriptionVeolia in North... ...the country's largest private water operator and technology... ...services, including water and wastewater treatment, commercial and hazardous... ...for project development engineering activities, from first site visit...WaterFor contractorsWork at office- ...a Treatment Plant Intern, you will gain hands-on experience in water treatment operations, including system monitoring, data collection... ...a valid driver's license. Internships are available at various wastewater treatment plants in St. Louis, scheduled from May to July. #J-1...WaterSummer workInternshipSummer internship
- ...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
- ...Project EngineerThe importance of water to the health of our world can't be overstated. Water is essential for all living organisms... ...is growing! We're looking for a Project Engineer with expertise in water and wastewater conveyance systems to support and/or lead the...WaterFor contractorsLocal area
- ...Growing firm with offices in multiple states is seeking a Senior Water Wastewater Engineer for their team in St. Louis, Missouri!... ...all the client's concerns, objectives, and goals Serve as project manager as needed (direct teams to meet budget, schedule, and...Water
- American Water is seeking an Engineering professional to manage local water and wastewater construction projects. The role focuses on ensuring safety, compliance, and timely project delivery across our MO locations, including St. Louis, Branson, or Jefferson City. You will...WaterLocal area
- ...heart of our business. As an American Water employee, you will be offered a... ...) is the largest regulated water and wastewater utility company in the United States.... ...Primary Role The Associate, Project Delivery Engineer is an entry level position in the Engineering...WaterContract workCasual workWork at officeLocal area
- ...heart of our business. As an American Water employee, you will be offered a... ...) is the largest regulated water and wastewater utility company in the United States.... ...Instagram. Primary Role The Associate, Project Delivery Engineer is an entry level position in the Engineering...WaterFull timeContract workCasual workWork at officeLocal area
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- Job : Wastewater Collection & Treatment Group Lead Location : Lenexa... ...treatment practice, supporting project delivery, technical... ...development, and strategic growth. Our Water Environment teams partner... ...building strong teams, mentoring engineers, guiding complex projects,...WaterFlexible hours
- ...Project EngineerJoin our team! Our mission is BUILDING COMMUNITIES... ...proud to be ranked No. 168 on Engineering News Record's Top 500 Design... ...solutions. This role supports our Water Resources team and... ...Resources, Potable Water, and Wastewater — giving you exposure to how...WaterWork at officeLocal areaImmediate startFlexible hoursNight shift
- 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
$75k - $108.8k
...team. You’ll work with Jacobs Construction Managers, Project Managers, Inspectors, and Engineers in addition to the Project Client and Contractors... ...Owner to lead construction management on a variety of water and wastewater facility projects in the St Louis area. Bring your...WaterFull timeFor contractorsWork at officeRemote work$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- ...around the world. We believe water is more than a resource, it's... ...drinking water and treating wastewater responsibly to developing sustainable... ...the role of Water/Wastewater Engineer, we'll count on you to: Take... ...as technical specialist or project manager on mid-size projects...WaterFull time
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