JOB DETAILS

Senior Process Engineer

CompanyIntegrated Water Services Inc
LocationDenver
Work ModeOn Site
PostedJanuary 10, 2026
About The Company
We make water better. Integrated Water Services, Inc. (IWS) is a leading provider of design, permitting, and field installation services for water and wastewater treatment plants, catering to private and public customers throughout North America. The Company offers a comprehensive range of advanced and innovative wastewater treatment technology solutions, including modular MBR plants, that effectively meet clients' needs.
About the Role

Description

Integrated Water Services (IWS) is revolutionizing water! For over 20 years, we have been at the forefront of transforming water challenges into sustainable solutions. Our team of passionate innovators designs and builds cutting-edge water and wastewater treatment systems that protect communities and the environment. From bustling cities to remote regions, we are making a real, positive impact on the world.


We are not just engineers and builders; we are problem solvers, creators, and environmental stewards. Join us in building a better future, one water drop at a time.


We’re seeking a Senior Process Engineer who has a strong technical understanding of multiple water and wastewater treatment processes and can lead overall process design for facilities.


Responsibilities

  • Translate customer requirements into functional system designs.
  • Review pre-construction design and documentation.
  • Support the sales team by assisting with technical design, estimating hours, and highlighting logistical challenges.
  • Generate functional system descriptions and diagrams.
  • Provide ongoing engineering support.
  • Perform system calculations from preliminary to final design.
  • Provide markups for plans and lead cost estimates.
  • Coordinate with project staff, other disciplines, subconsultants, clients, and reviewers to ensure accuracy and quality of work.
  • Manage and maintain project documentation, including meeting project schedules, budgets, and scope.
  • Assist in proposal development, scopes of work, and fee schedule preparation.
  • Mentor junior staff with technical and professional development.
  • Review and approve final design of projects.

Requirements

  • Bachelor's degree in civil, mechanical, environmental, chemical engineering other related field. Master’s degree preferred.
  • 8+ years of experience in water and wastewater treatment industry.
  • 5+ years in water quality analysis, treatment evaluations, process design, and regulatory compliance assessments.
  • Demonstrated ability in biological, physical, chemical process modeling, hydraulics, and principals of wastewater treatment plant design.
  • Ability to read and understand civil, mechanical, structural, and electrical drawings.
  • Ability to create piping & instrumentation diagrams (P&IDs).
  • Proficient with MS Office products and other standard software packages.
  • Proficient with CAD and other design software platforms. Experience with Biowin a plus. 

Location: This is a remote-based position that requires occasional travel to sites in the Inter-Mountain Western U.S. region plus the State of Texas.


Join Our Team:

Are you ready to make a splash? IWS is seeking talented individuals to join our high-energy team. We offer competitive compensation and endless opportunities for growth. Be part of something bigger than yourself.


Benefits:

  • Competitive salary and incentive compensation plans
  • Comprehensive benefits package (medical, dental, vision, STD, LTD)
  • Paid time off (PTO) to recharge and explore
  • 401(k) retirement plan to secure your future

Plus, an opportunity to grow your skills and advance your career!


Base Salary: $125,000 - $165,000

*The provided base salary range is used nationally. The rate offered is compliant with federal/local regulations and may vary by experience, certification/education, market conditions, location, etc.


#LI-Remote


IWS is an equal opportunity employer. We do not discriminate based on marital status, race, color, creed, gender, sex, religion, national origin, gender identity, age, veteran status, union affiliation, physical or mental disability, citizenship status, or sexual orientation.


Key Skills
Water TreatmentWastewater TreatmentProcess DesignWater Quality AnalysisRegulatory ComplianceBiological Process ModelingChemical Process ModelingHydraulicsPiping & Instrumentation DiagramsCAD SoftwareMS OfficeTechnical DesignMentoringCost EstimationProject Management
Categories
EngineeringEnvironmental & SustainabilityScience & Research
Benefits
Competitive SalaryIncentive Compensation PlansComprehensive Benefits PackagePaid Time Off401(k) Retirement Plan
Job Information
📋Core Responsibilities
The Senior Process Engineer will translate customer requirements into functional system designs and provide ongoing engineering support. They will also manage project documentation and mentor junior staff.
📋Job Type
full time
💰Salary Range
$125,000 - $165,000
📊Experience Level
10+
💼Company Size
113
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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