Process Engineer- Industrial Water/Wastewater Treatment

Position Overview

We have an immediate opening for a Process Engineer with primary focus on the Industrial Water/Wastewater market. You will be part of our growing organization, that is developing water and wastewater treatment solutions for customers across North America, that seamlessly transition from design plans to completed projects that exceed client expectations and further Kiewit’s legacy of excellence. In this role, you will provide technical and process engineering leadership for treatment process evaluation, selection, design and optimization and evaluation of plant operations associated with the permanent design activities of Kiewit teams and external partners on industrial water and wastewater design-build and/or EPC projects and pursuits. Industrial Water Treatment projects include chemical, physical and/or biological wastewater treatment technologies such as coagulation/flocculation, filtration, UF/RO, chemical precipitation of metals, chemical oxidation and reduction, oil/water separation and biological/biosolids treatment (thermal hydrolysis, advanced anaerobic digestion) as applicable in the petroleum, chemical, power and renewable gas markets. This is a great opportunity to lead teams and projects and make your mark in our growing Water/Wastewater division.

Kiewit is one of North America’s largest and most respected engineering and construction organizations. Kiewit’s commitment to safety, quality and environmental stewardship is ingrained in everything we do. It’s visible in our core values, the work that we build and in our people. With over $17B in revenue and over 32,000 employees, we operate in 8 different market segments designing and building large and complex structures throughout North America!
If you are looking for a career, with stability and a diverse portfolio of design/build projects to work on - look no further! We are an employee-owned company which fosters dedication and commitment to project success and are positioned as a key player in meeting growing electricity demands. With top notch health benefits, 20 days paid time off, a wealth-building 401K plan, and unbeatable growth opportunities - we are deeply invested in the future of our employees.

District Overview

The Kiewit Water Engineering team, which includes process, mechanical, piping, electrical, instrumentation and control, structural, and civil disciplines, is a multi-faceted division of Kiewit with best-in-class technical expertise focused on collaborative Design-Build (progressive and/or fixed price) and EPC delivery models for complex water projects. The team brings project solutions to life across North America in the following areas:

• Water Treatment
• Potable Municipal and Groundwater Desalination
• Advanced Water Reuse
• Groundwater Remediation
• Storm water Recycling
• Industrial Water Treatment
• Wastewater Treatment
• Biosolids Treatment
• Pipelines and Conveyance

Location

This role will be based out of our Lenexa, Kansas office. or our Lone Tree Colorado office. We offer excellent relocation. Some consideration may be made for candidates with more senior level experience directly in Wastewater or water treatment design, that works near one of our other Kiewit Hub Locations (Fortworth, Houston, Chicago).

Responsibilities

• Provide technical and engineering design for industrial water and wastewater facility design including treatment process evaluation, process selection, and optimization and conduct evaluations of full-scale plant operations, pilot studies and bench studies as required. Identify and evaluate process lifecycle costs.
• Oversee and participate in the preparation of engineering reports, engineering drawings and specifications for complex water/wastewater projects such as PFD’s, P&ID’s, process simulations, datasheets, and engineering calculations including hydraulics and equipment sizing.
• Perform process systems and hydraulics modeling and scenario studies.
• Provide front line issue resolution of technical issues associated with design, construction, equipment and/or operations.
• Work within a multi-disciplinary team of engineers within a budget and schedule to execute design and engineering on projects.
• Interface with clients and partner engineers to support project and business development needs. Work directly with clients and partners on projects and tasks to develop long-term relationships. Attend client development activities and functions.
• Provide engineering consultation in specialized areas related to treatment plant planning and design.
• Communicate/present industry trends, competitive situations or technology/regulatory issues.
• Support business development efforts and help in the pursuit of new projects. Contribute to the development of client proposals and project cost estimates.
• Actively participate in professional organizations. Prepare and make presentations to clients and professional organizations.
• Serve as a representative of Kiewit at meetings, presentations and public hearings/meetings relative to assigned projects.
• Participate in improving company resources and tools to improve design production and efficiency.
• As a more Senior Engineer: May lead/mentor entry and mid-level engineers for skill development. Review their progress and results. Provide direction and coaching, as needed.

Qualifications

• Bachelor's degree or higher in Chemical, Mechanical, or Civil/Environmental Engineering
• Minimum of 5 years’ experience in process development, conceptual and detailed design with a background in water/wastewater markets., performing functions as outlined above, or similar processing facilities, or as an Application Engineer for a water equipment vendor performing design for clients in the water/wastewater treatment industry.
• Professional Engineer (PE) registration preferred or in pursuit of PE within 1-2 years.
• Understanding of federal, state and local regulations and requirements related to water characterization, treatment and discharge
• Experience as process design engineering lead on design-build or EPC projects is preferred
• Must be willing and available to accommodate intermittent travel (20-30% maximum expected)
• Preferred experience utilizing AFT Fathom or AFT Arrow hydraulic simulation software (or equivalent) and/or experience with process modeling and simulation software applications such as Biowin, GPS-X, Hysys and/or Aspen, WatPro, AqMB, SIMBA etc.

Other Requirements:
• Regular, reliable attendance
• Work productively and meet deadlines timely
• Communicate and interact effectively and professionally with supervisors, employees, and others individually or in a team environment
• Perform work safely and effectively. Understand and follow oral and written instructions, including warning signs, equipment use, and other policies.
• Work during normal operating hours to organize and complete work within given deadlines. Work overtime and weekends as required. Base Compensation: $105,000 - $160,000
(Actual compensation is subject to variation due to such factors as education, experience, skillset, and/or location) This posting will be active from: 01/15/2026 - 04/07/2026 We offer our fulltime staff employees a comprehensive benefits package that’s among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off. Equal Opportunity Employer, including disability and protected veteran status. We offer our full-time staff employees a comprehensive benefits package that’s among the best in our industry. From top-tier health care programs to employee assistance programs and retirement planning, we aim to provide you with the tools you need to be successful in the areas of life that matter most to you.