Water/Wastewater Project Engineer III/IV - Lead Design
Mannik Smith Group
Mannik Smith Group is seeking a Project Engineer III/IV for their Water/Wastewater Department in Clayton, Missouri. This role involves leading design and oversight of water and wastewater facilities, managing field investigations, and mentoring junior engineers. Candidates should possess a Bachelor's degree in a related field, along with 4-8+ years of applicable experience and proficiency in hydraulic modeling tools such as WaterGEMS. Competitive benefits include major medical insurance, 401K, and a flexible working environment. #J-18808-Ljbffr
$80k - $95k
...Gonzalez Companies, LLC is seeking a Project Engineer (III/IV) in Water/Wastewater in St. Louis, MO. The role focuses on the design and oversight of treatment facilities and pipelines, requiring proficiency in hydraulic modeling and AutoCAD. Candidates should hold a Bachelor...Water$80k - $95k
...Project Engineer III/IV - Water/Wastewater Gonzalez Companies is a partner managed firm that provides comprehensive Planning, Design, and Construction Management Services to large and small Water,... ...Responsibilities Will Include Lead the design, analysis, and...WaterFor contractorsLocal areaFlexible hours$80k - $95k
...Transportation Project Engineer III/IV Department: Transportation Employment Type... ...comprehensive Planning, Design, and Construction Management... ...Services to large and small Water, Sewer and Utility Districts... ...Responsibilities will include Lead or contribute significantly...WaterFull timeLocal areaFlexible hours- ...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 lead design efforts for low- to moderate-complexity work while collaborating with senior staff on...WaterLocal areaFlexible hoursNight shift
- ...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
- ...Mannik Smith Group is seeking a Transportation Project Engineer III/IV to join their team in Clayton, MO. The ideal... ...transportation engineering, with a focus on design and project delivery. Key responsibilities include leading design efforts, overseeing junior engineers,...
- Process Engineer III/ IV - Small Molecule/ Oligo/ Peptide CRB is a leading provider of sustainable engineering,... ...engagement, supporting process design, scale-up,... ...pharmaceutical and chemical projects. Key Responsibilities... ..., scrubbers, purified water, process compressed...WaterWorldwide
- 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
- American Water is looking for an Associate, Project Delivery Engineer in St. Louis, MO. This entry-level role involves various engineering tasks related to water and wastewater utility systems, including design, project management, and operational support. The successful...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
- ...A leading engineering firm is seeking a Project Engineering Manager for Water & Wastewater to oversee engineering components of multiple projects. This role involves leading a multi-discipline team, managing budgets, and mentoring staff. Candidates should have a Bachelor...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- ...expectations. As a leading player in the industry... ...ranked No. 168 on Engineering News Record's Top 500 Design Firms list in 2025.... ...role supports our Water Resources team and... ...Potable Water, and Wastewater - giving you exposure... ...together. As a Project Engineer, you'll...WaterFor contractorsWork at officeLocal areaImmediate startFlexible hoursNight shift
- Civil Project Engineer | St. Louis, MOIMEG is hiring a Civil Project Engineer in St. Louis, MO, to lead design efforts as a project manager or lead engineer on low to moderate complexity... ...site earthwork)Oversee and assist with water and sewer system designs for smaller...WaterLocal areaFlexible hoursNight shift
- ...Project Engineer St Louis MO - Hiring Location - St Louis, MO 63101 Overview Level Management... ...highly motivated professionals. From design to engineering and permitting assistance... ...modeling, permitting, AutoCAD, surface water design, and construction document...WaterFull timeFlexible hoursShift work
$100k - $140k
...communities and our environment. Water/Wastewater Engineer (Municipal Projects) Shape the Future of Water and Wastewater... ..., you'll be at the forefront of designing cutting‑edge water and wastewater... ...‑world impact, join us and help lead the way in building sustainable...WaterInternshipLocal area- ...Structural Project Engineer / Project Manager We are looking for a talented... ...DOT or local agency bridge design projects. Lochmueller... ...including transportation design; water resources design; environmental... ...with complex features. Leading the preparation of complete design...WaterTemporary workPart timeWork at officeLocal areaRemote workFlexible hours
- ...Position: Plumbing Project Engineer Location: St. Louis, MO Job Id: 3622 of... ...Engineer to serve as a technical lead and project driver for plumbing design assignments across a range of building... ..., and details for domestic water, sanitary waste and vent, storm drainage...WaterTemporary workImmediate startFlexible hours
- ..., we’re transforming water infrastructure to protect... ...Discipline Lead to support our growing... ...municipal and industrial projects through design‑build and other alternative... ...structural engineering teams while partnering... ...wide range of water and wastewater facilities—from treatment...WaterFor contractorsLocal area
$121.1k - $205.9k
...to build and grow a team of engineers, designing some of the most complex and impactful transportation projects in southern Illinois and the... ...team to support client needs Lead tasks & design teams in the execution... ..., transportation, energy, water and environment markets. With...WaterContract workWork at officeLocal areaImmediate start$170k - $230k
...and planning through design and construction... ...searching for an Industrial Wastewater (IWW) Program Lead - Oil, Gas, and... ...experience with industrial water/wastewater treatment... ...leading teams of engineers and designers on... ...and owner’s engineer projects. In this role you...WaterFull timeTemporary workPart timeFor contractors$80k - $95k
...Mannik Smith Group is looking for a Transportation Project Engineer III/IV in St. Louis, MO. The ideal candidate will lead the design and delivery of transportation projects, coordinating with various stakeholders and guiding junior engineers. With a Bachelor's degree...$70.5k - $80.5k
...Murphy & Tilly is seeking a Civil Engineer III with a background in traffic... ...Surface Transportation Water Resources Building & Site... ...provides planning, environmental, design, utility, and construction observation phase services on projects in all four of these groups...WaterWork experience placementWork at office- ...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...Water
- ...McDonnell in St. Louis, MO is seeking a Municipal Engineer to contribute to their growing Water Practice. The ideal candidate will have a... ...engineering and experience in municipal projects. This role includes tasks from designing municipal water systems to providing...WaterFull time
- ...Company Description CRB is a leading provider of sustainable engineering, architecture, construction... ...The Process Engineer III plays a key role in leading the design for a defined scope of work-such... ...operations, or systems-within a project. This position is responsible...
- Gannett Fleming, Inc. is seeking a Sr. Transmission Line Engineer to join their Power Business Group, leading and overseeing transmission line project designs. This role, which can be fully remote for the right candidate, includes responsibilities such as preparing construction...Remote work
$100k - $120k
...community impact. We are seeking a motivated Water/Wastewater Engineer with 5 years of experience to support... ...water and wastewater infrastructure projects from our St. Louis, MO office.... ...Engineer, you will contribute to the design and implementation of water and wastewater...WaterInternshipWork at officeLocal area- ...Asplundh Careers is looking for a Design Engineer III for Substation Engineering in Maryland Heights, MO. In this role, you will contribute to complex energy infrastructure projects while collaborating with diverse teams. You will execute designs for substations and support...
- ...Farnsworth Group is seeking a Civil Project Engineer to join their team in St. Louis, MO. This role involves planning and designing municipal engineering projects, interacting with various stakeholders, and providing leadership to junior engineers. The position offers...Water
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