Water/Wastewater Process Engineer III

Are you ready to lead transformative water infrastructure projects that serve communities and protect vital resources? Merrick is seeking a Water/Wastewater Process Engineer to join our growing Water Group in Colorado, Idaho, or Texas. This is your opportunity to work on innovative water, wastewater, and reuse systems that make a real difference.

Why Join Us?

• Work on cutting-edge water resource projects that shape the future of infrastructure.
• Collaborate with a passionate team dedicated to community, sustainability, and recreation.
• Enjoy professional growth in a mid-sized, employee-owned firm that values technical excellence and work-life balance.
• Be part of a network of 120+ water professionals committed to engineering excellence and stewardship.

• Design water and wastewater treatment facilities, including advanced treatment/nutrient removal and reuse, distribution and conveyance, and related infrastructure balance of plant. 
• Prepare and review design drawings, details, layouts, specifications, cost estimates, studies, reports and work products to include review of designs by others for standard conformance. 
• Provide construction support and oversight including administration, limited inspection, start-up, commissioning, operations, and maintenance.  Some travel may be required. 
• Interface with project team including stakeholders, clients, equipment suppliers/vendors, and Local, State, and Federal government agencies.
• Provide clear written and verbal communications for internal/external project meetings, project presentations, and all deliverables.

• Bachelor’s degree in Civil, Chemical, Mechanical, or Environmental Engineering from an A.B.E.T. Accredited School. 
• Minimum eight (8) years of experience in design, construction oversight, and operation of water and/or wastewater infrastructure facilities and projects.
• Must have a valid driver's license, a good driving record, and be insurable under Merrick’s insurance carrier.
• Must be eligible to work in the United States without sponsorship.
• Certifications:
  • P.E. (Professional Engineer) License or the ability to obtain within 6 months of employment.

• Master’s degree in Civil, Chemical, Mechanical or Environmental Engineering from an A.B.E.T. Accredited School.
• Experience with:
  • Hydraulic modeling (PIPE-FLO, WaterCAD, Fathom, other).
  • Wastewater biological modeling (Biowin, GPSx, Sumo, other).
  • Industrial water and wastewater treatment.
  • Design Team and Project management.
  • Alternative delivery methods.

• Employee Owned - all eligible U.S. employees have an Employee Stock Ownership Account.
• Robust Employee Referral Program.
• Annual performance and compensation reviews.
• Professional Training and Development.
• Employee Recognition Awards.
• Peer Mentor Program
• And Much More!

• Apply online only. No e-mail, hard copy or third-party resumes accepted.
• At Merrick, every resume is carefully reviewed by our team of experienced human recruiters—never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage.
• Merrick & Company offers a competitive compensation and benefits package which includes health insurance, dental and vision coverage, 401(k), and paid time off (PTO).
• Merrick is an Equal Opportunity Employer, including disability/vets.
• Employment with Merrick is contingent upon completion of a pre-employment background check, MVR check, and drug screen.

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