Water/Wastewater Process Engineer III

Merrick & Company; Colorado Springs (CO); Hybrid; USD 110,000 - 160,000; Full time

Benefits offered by this job

Employee Ownership (ESOP)

Competitive compensation & benefits

Referral program

Annual performance reviews

Professional development

Employee recognition

Peer mentor program

Job summary

Merrick & Company is seeking a Water/Wastewater Process Engineer to join our Water Group in Colorado, Idaho, or Texas. You’ll work on water, wastewater, and reuse projects that protect resources and serve communities, with a hybrid schedule for local/regional candidates and travel ready for remote candidates.

You will design facilities, prepare drawings and cost estimates, oversee construction, and interface with stakeholders.

Qualifications

• Bachelor’s degree in Civil, Chemical, Mechanical, or Environmental Engineering from an ABET-accredited school.
• Eight+ years of experience in design, construction oversight, and operation of water and/or wastewater facilities.
• P.E. license or ability to obtain within 6 months of employment.
• Eligible to work in the United States without sponsorship.

Responsibilities

• Design water and wastewater treatment facilities, including advanced treatment and reuse.
• Prepare and review design drawings, layouts, specifications, and cost estimates.
• Provide construction support, oversight, and startup activities; travel may be required.
• Interface with project teams, stakeholders, clients, and regulatory agencies.
• Provide clear written and verbal communications for meetings and deliverables.

Education

Bachelor’s degree in Civil, Chemical, Mechanical, or Environmental Engineering from an ABET-accredited school

P.E. license or ability to obtain within 6 months

Eight+ years of water/wastewater design experience

Tools

Hydraulic modeling tools

Design software knowledge

Job description

Overview

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. Local/regional candidates preferred (hybrid schedule). Remote candidates will be considered if they are willing to travel to client sites and local offices 2x per month.

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.

What You'll Do

• 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.

Required Qualifications

• 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 be eligible to work in the United States without sponsorship.
• P.E. (Professional Engineer) License or the ability to obtain within 6 months of employment.

Desired Qualifications

• 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.

TOTAL REWARDS & EMPLOYEE PROGRAMS

• Employee Ownership – All eligible U.S. employees participate in our Employee Stock Ownership Plan (ESOP), sharing in the company’s success.
• Comprehensive Compensation & Benefits – Merrick & Company offers a competitive compensation and benefits package including health insurance, dental and vision coverage, and paid time off (PTO).
• Robust Referral Program – Earn incentives for referring top talent to join our team.
• Performance Reviews – Annual reviews to recognize contributions and support career growth.
• Professional Development – Access to ongoing training and development opportunities to build your skills and advance your career.
• Employee Recognition – Formal programs to celebrate achievements and outstanding performance.
• Peer Mentor Program – Get support and guidance through structured mentorship opportunities.
• And More – Additional programs and benefits designed to support your success and well‑being.

Additional Information

• 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 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.