Senior Water​/Wastewater Treatment Engineer

Job Category :
Engineering

Requisition Number : SENIO
003404

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• Posted :
  January 15, 2026
• Full-Time

Showing 1 location

Charlotte, NC
Charlotte, NC 28208, USA

Ardurra is seeking a Senior Treatment Engineer to join our Water/Wastewater team in Charlotte, North Carolina.

Our innovative water and wastewater engineers collaborate closely with clients to plan, design, permit, and construct systems that address their needs comprehensively. This approach allows our clients to make smarter investments, resulting in lower life cycle costs and additional benefits. As a recognized leader in the mid-Atlantic water industry, our projects encompass treatment and infrastructure initiatives for municipal and institutional clients, ranging from drinking water supply to water reuse and wastewater management.

We support projects of all sizes within a flexible and innovative team environment.

As a recognized leader in the mid-Atlantic and national water industry, our projects encompass treatment and infrastructure initiatives for municipal and institutional clients. Our work ranges from drinking water supply to water reuse and wastewater management. We have the capability to support projects of all sizes within a flexible and innovative team environment.

Primary Function:

This position will be expected to plan, design, and coordinate multidiscipline projects consisting of water and wastewater treatment plant process design and capital improvement projects for clients. The individual should be capable of performing technical work ranging from studies/master planning to treatment process and equipment selection design and preliminary engineering reports on projects. The individual will also be required to support the Client Service Manager for Ardurra customers to maintain effective communication with customers, update the status of existing projects, and develop ongoing new business.

Primary Duties:

• Design of water and wastewater treatment facilities (e.g., filtration, membrane systems, biological treatment, disinfection, sludge handling)
• Hydraulic modeling and process modeling (EPANET, Bio Win, GPS-X, H2S modeling, or similar)
• Preparation of engineering calculations: hydraulic profiles, pump sizing, chemical dosing, headloss, pipe design, and equipment load calculations
• Developing P&IDs, process flow diagrams, and equipment layouts
• Knowledge of water chemistry, biological treatment kinetics, and process optimization principles
• Experience with emerging treatment technologies (e.g., M , MB , UV disinfection, PFAS removal, granular activated carbon systems)
• Construction document preparation (drawings, specifications, technical reports)
• Design of water distribution and wastewater collection systems (gravity sewers, force mains, pump stations)
• Familiarity with SCADA/I&C integration in treatment plant design
• Feasibility studies, alternatives analyses, cost estimating, and lifecycle analysis

Education and Experience Requirements:

• Bachelor’s Degree in Engineering from an ABET-accredited college is required
• Master's Degree is preferred
• Minimum of 5 years’ progressive experience required designing and delivering projects in the water and wastewater market sector
• Professional Engineer’s license in the state or the ability to gain licensure within 3 months of hire is a must
• Advanced understanding of principles and state regulations is required
• Candidate must be self‑motivated, able to lead or assist a project team to completion of multiple projects simultaneously
• Experience with project management is preferred
• Ability to effectively communicate both verbally and in writing

Why Ardurra?

While Ardurra offers competitive compensation and rich benefits programs, it is our culture that truly sets us apart from our peers. We nurture a family‑like culture, striving to create a work environment that is enjoyable, challenging and rewarding but also fun. We are acutely focused on developing our staff, whether through our internal Ardurra Academy or through our industry‑leading Leadership program.

We have made a deliberate and focused commitment to nurture a people‑centric culture where people are: valued as individuals; supported in their…