Minneapolis, Minnesota, United States On-site Employment USD 90,000 - 110,000 Yearly

Unknown Company is hiring an Engineer III

About the Role

Claros Technologies is hiring an Engineer III to support the design, implementation, and operation of our PFAS destruction systems, including pilot- and commercial-scale projects. This role is critical for project execution, equipment specification, and process development, ensuring our UV-PFAS destruction technology meets client needs and regulatory requirements.

What You'll Do

  • Manage and coordinate multiple client pilot and commercial projects from design through delivery, ensuring alignment with project plans, schedules, budgets, and quality requirements.
  • Partner with Sales and Business Development to walk customer sites, assess pilot feasibility, and evaluate pathways from pilot to full commercialization.
  • Oversee fabrication, testing, installation, commissioning, and performance evaluation of PFAS destruction systems and equipment.
  • Teach, mentor, and provide technical guidance to junior engineers and technicians; review and check engineering work for accuracy.
  • Perform process mass and energy balances; develop and maintain Process Flow Diagrams (PFDs) and Piping & Instrumentation Diagrams (P&IDs).
  • Specify and select process equipment, UV systems, instruments, valves, and piping components.
  • Develop technical specifications and conduct bid comparisons and vendor evaluations for equipment procurement.
  • Support and execute experimental testing, pilot trials, and performance evaluations; analyze pilot data and recommend process or design optimizations.
  • Prepare and maintain comprehensive project documentation, including drawings, manuals, operating procedures, specifications, test reports, and change records.
  • Assist with proposal preparation, capital cost estimates (including multi-million-dollar projects), and technical writing for customer quotations.
  • Support trade shows or conferences as a technical representative.
  • Participate in safety programs, hazard reviews, and continuous improvement initiatives.

What We're Looking For

  • Bachelor’s degree in Engineering (Chemical Engineering preferred; Mechanical Engineering considered).
  • 3–5+ years of experience in project engineering, process design, pilot system execution, or manufacturing within water treatment, chemical, or environmental technology.
  • Experience supporting capital projects, ideally in the multi-million-dollar range.
  • Strong understanding of water and wastewater treatment principles and water chemistry.
  • Proficiency in developing PFDs and P&IDs using AutoCAD or similar software.
  • Strong analytical, problem-solving, and technical writing skills, including development of manuals and operating procedures.
  • Ability to manage multiple complex projects simultaneously and work effectively across cross-functional teams.
  • Familiarity with applicable engineering standards and safety practices (ASME, ASTM, ANSI, UL, CE, CSA, and international codes).

Nice to Have

  • Master’s degree in Engineering.
  • Experience working at customer sites, including commissioning, troubleshooting, and performance testing.
  • Wastewater or industrial water treatment experience (e.g., experience with large manufacturers such as 3M, Daikin, or similar organizations).
  • Experience with industrial controls, instrumentation, electrical systems, or data acquisition platforms; ability to collaborate effectively with controls engineers.
  • Willingness to learn and apply technical standards outside of primary engineering discipline.

Technical Stack

  • AutoCAD

Team & Environment

Works closely with Sales, Engineering, Manufacturing, and external partners.

Benefits & Compensation

  • Compensation: $90,000 - $110,000
  • Health, dental, and vision insurance
  • Paid time off and company holidays
  • 401(k) retirement plan with company match
  • Opportunities for career growth and professional development
  • Company-sponsored training and certifications
  • Supportive, team-oriented work environment

Work Mode

This is an onsite position located in Minneapolis, Minnesota.

Claros Technologies is an equal opportunity employer. We welcome applicants of all backgrounds and do not discriminate on the basis of race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information, or any other protected characteristic.

Required Skills
AutoCADProcess DesignPFDsP&IDsProject EngineeringWater TreatmentWastewater TreatmentWater ChemistryCapital ProjectsManufacturingChemical EngineeringMechanical EngineeringPilot SystemsCommissioning
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Job Details
Department Engineering
Category other
Posted 14 days ago