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Keywords: Water Wastewater Engineer/Project Manager, Location: Saint Louis, MO

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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 mechanical piping...

Posted Date: 12 Jan 2026

Water Wastewater Engineer

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 and wastewater...

Posted Date: 12 Jan 2026

Project Manager - Water Treatment Plants

A growing and well-established engineering and construction firm is seeking a Senior Wastewater Project Manager... with clients and stakeholders Qualifications 5+ years of project management experience in wastewater, water treatment...

Company: GPAC
Location: Saint Louis, MO
Posted Date: 19 Jan 2026

Project Manager - Water Treatment Plants

of project management experience in wastewater, water treatment, or municipal infrastructure projects Proven ability to manage... Project Manager to take on leadership responsibilities with the opportunity to grow into a division leader/executive role...

Company: GPAC
Location: Saint Louis, MO
Posted Date: 18 Jan 2026

Project Engineer (Power/ Industrial Construction)

, bridges, underground utilities, water/wastewater facilities, and marine construction. For over 70 years, Kokosing... projections. Execute and approve subcontractor requisitions and vendor invoices. Coordinate, price and assist Project Manager...

Posted Date: 22 Jan 2026

Sr. Project Manager, Engineering

regulated water and wastewater utility company in the United States. With a history dating back to 1886, We Keep Life Flowing...® by providing safe, clean, reliable and affordable drinking water and wastewater services to more than 14 million people across 14...

Company: American Water
Location: Saint Louis, MO
Posted Date: 02 Dec 2025

Sr. Project Manager, Engineering

Jobs Job Description Job Title: Sr. Project Manager, Engineering Posting Start Date: 12/1/25 Job Description: Primary Role This Sr. Project... engineering approaches Prepares engineering-led planning reports and/or other special projects focused on water and wastewater...

Company: American Water
Location: Saint Louis, MO
Posted Date: 02 Dec 2025

Construction Project Manager in St. Louis, MO - Hybrid Role

Manager to oversee civil and water/wastewater construction projects valued between $10M–$20M+. The ideal candidate will ensure... Engineer Proven experience in water/wastewater and civil construction projects Strong financial acumen, scheduling expertise...

Company: GD Resources
Location: Saint Louis, MO
Posted Date: 17 Jan 2026
Salary: $100000 - 120000 per year

Project Manager

We are seeking a seasoned Project Manager to oversee civil and water/wastewater construction projects valued between $10M–$20M+. The... Project Engineer. Proven experience in water/wastewater and civil construction projects. Strong financial acumen...

Location: Saint Louis, MO
Posted Date: 16 Jan 2026

Project Manager

We are seeking a seasoned Project Manager to oversee civil and water/wastewater construction projects valued between $10M-$20M+. The... Engineer. Proven experience in water/wastewater and civil construction projects. Strong financial acumen, scheduling...

Company: LinQ Global
Location: Saint Louis, MO
Posted Date: 16 Jan 2026
Salary: $100000 - 120000 per year

Department Manager – Mechanical

, chilled and hot water, wastewater, and process support utilities. Execute mechanical engineering across the full project... utility systems, compressed air, chilled and hot water, wastewater, and utility systems. Demonstrated experience supporting...

Company: Barry-Wehmiller
Location: Saint Louis, MO
Posted Date: 15 Jan 2026