Water + Wastewater Process Mechanical Engineer

ABOUT THE ROLE

Windsor is seeking an innovative engineer who's passionate about delivering excellence in water and wastewater treatment processes. As Water + Wastewater Process Engineer, you'll drive advanced treatment solutions from process design through system optimization while collaborating with multidisciplinary teams. Your specialized expertise in treatment process design, system modeling, and performance optimization, combined with your commitment to regulatory compliance and operational efficiency, will shape reliable treatment infrastructure, foster strong partnerships with utilities and operators, and contribute to engineering excellence in water quality protection. The ideal candidate brings curiosity, attention to detail, and a collaborative mindset aligned with Windsor’s core values; Take Ownership, Keep Growing, Serve Exceptionally, Raise the Bar.

WHAT YOU'LL DO

• Demonstrate Windsor's core values: The Right Attitude, Ownership, and Constant Improvement.
• Design and optimize water and wastewater treatment processes across municipal and industrial facilities, including biological, chemical, and physical treatment systems
• Be responsible for process design deliverables (scope, schedule, and budget) including QA/QC processes at all project stages, with emphasis on treatment performance and regulatory compliance
• Conduct process modeling, mass balance calculations, and equipment sizing for treatment facilities and process upgrades
• Design and specify mechanical process equipment including pumps, blowers, mixers, and conveyors with focus on process performance and energy efficiency
• Work independently and with a team to drive project deliverables as a process design specialist, collaborating with civil, mechanical, and electrical disciplines
• Work closely with utility clients, operators, and regulatory agencies to represent Windsor positively, identify process improvement opportunities, and grow strong long-term relationships
• Develop and maintain relationships with team members, utility clients, equipment vendors, and industry partners to expand Windsor's network and market presence in the treatment sector
• Collaborate with and explain complex treatment processes and optimization strategies to a diverse stakeholder group while positioning Windsor's process engineering expertise
• Support estimating and proposal efforts for new water/wastewater treatment opportunities, including development of innovative process solutions and performance guarantees
• Effectively plan and manage multiple process design tasks and deadlines and complete deliverables on time and on budget while ensuring treatment performance standards
• Mentor junior team members in process engineering principles, treatment system design, regulatory requirements, and operational considerations
• Champion and be responsible for quality control and following Windsor's Quality Management Plan (QMP) with particular attention to treatment performance and effluent quality standards
• Develop and apply knowledge of treatment processes, process control systems, regulatory codes, and modeling software to deliver innovative treatment solutions
• Coordinate with other disciplines including mechanical systems (process piping, equipment layouts, HVAC), electrical/controls, structural, and operations teams
• Complete treatment facility site visits, pilot testing oversight, and startup/commissioning support as needed.

QUALIFICATIONS

• Bachelor's degree in chemical engineering, environmental engineering, civil engineering, or a similar degree from an accredited institution, or equivalent work experience
• Professional Engineer (PE) licensure in MN, OR and/or WA preferred
• 7+ years' experience in water/wastewater treatment engineering with demonstrated expertise in process design and system optimization
• 7+ years' experience with design of biological treatment systems, chemical treatment processes, solids handling, and advanced treatment technologies
• Experience in process modeling and equipment sizing for treatment facilities and process improvements
• Experience with mechanical system design and equipment specification for treatment processes
• Strong written and verbal communications skills with ability to interface with utility clients, operators, and regulatory agencies
• Knowledge of process modeling software (BioWin, GPS-X, or similar) and AutoCAD or Civil 3D
• Experience with treatment process pilot testing and performance evaluation a plus
• Demonstrated experience with comprehensive process design documentation and technical specifications for water/wastewater treatment projects
• Experience supporting business development and client relationship management within the municipal utilities and treatment sector
• Experience working collaboratively on multidisciplinary teams for treatment facility projects
• Experience with technical writing and process design documentation for treatment infrastructure projects
• Experience with stakeholder engagement including utility staff, operators, and regulatory agencies on treatment performance topics
• Strong understanding of water/wastewater treatment standards, process design principles, regulatory requirements (NPDES, drinking water standards), and operational considerations

BENEFITS 

• Multiple healthcare plan options- with $0 premium options for employees and families offered dependent on plan.
• $0 Vision, and Dental Premiums for employees AND families: We want you and your family to be happy and healthy.
• 401k Company Match
• Self-Managed PTO: Take a minimum of 2 weeks, the rest is up to you.
• Paid Parental Leave: Because family always comes first.
• Work-from-home Flexibility: Because life is flexible – we should be too.
• Comprehensive Employee Development: Training paths & programs, coaching and support. Your career, your goals, we’re here to help you achieve them.

READY FOR SOMETHING DIFFERENT?

Windsor hires amazing people who live our core values. We invest in our people, help them plan out their career, and empower them to pursue opportunities for growth and success. Windsor prioritizes employee engagement to build trust, gather input, and define mutual definitions of success. We also focus on getting the right people in the right seats that allow them to succeed.

While Windsor is on a mission to do extraordinary things, this shouldn't come at a cost to our well-being. We take this seriously and know that when our employees are happy and healthy, they do their best work. We love work and may take it a little too seriously, but we also know that there is more to life!

When we focus on our priorities, we find real purpose in what we do. We are willing to work hard for it.

What is your personal purpose and how can we help you fulfill it?

How can we support it? How can the success of Windsor help you be the best you? 

Let’s chart the course!

Visit our website and LinkedIn page to learn more about Windsor.