Ecolab

Ecolab

Process Chemical Engineer II

USA - Texas - Plano · Mid · Full-time

Sponsorship not specifiedDetected 15 days ago
ComplianceSystems EngineeringPLCControlsBlenderCollaborationSCADA

About the role

  • We are seeking a Process Chemical Engineer II to design, specify, and implement chemical distribution and dosing systems supporting ultra-pure water (UPW) and industrial wastewater treatment. In this role, you will take ownership of system engineering from concept through commissioning, collaborating with cross-functional teams and vendors to deliver safe,
  • reliable, and efficient chemical process solutions.

Responsibilities

  • Design and engineer chemical distribution and dosing systems for UPW and industrial wastewater applications
  • Develop and maintain P&IDs, process flow diagrams, equipment layouts, and supporting calculations in collaboration with design and CAD teams
  • Partner with equipment vendors to evaluate, select, and procure system components
  • Lead technical discussions and resolve design and performance gaps
  • Perform mass balance calculations, chemical dosing calculations, and system modeling
  • Optimize chemical usage, dosing accuracy, and system efficiency
  • Support troubleshooting, root cause analysis, and continuous improvement initiatives
  • Support capital projects from concept through commissioning and startup
  • Collaborate with engineering, construction, commissioning, and operations teams to ensure successful installation and handoff
  • Develop and review commissioning plans and operational procedures

Requirements

  • Bachelor's degree in Chemical Engineering or related field
  • Strong understanding of fluid systems, pump sizing, and process controls
  • Experience working with vendors and reviewing technical submittals
  • Conduct hazard analyses such as HAZOP and FMEA as required

Nice to have

  • Experience designing and commissioning chemical dosing and delivery systems (e.g., blender systems)
  • Experience in semiconductor, pharmaceutical, or advanced manufacturing environments
  • Familiarity with UPW systems (RO, EDI, polishing loops) and industrial wastewater treatment processes
  • Knowledge of instrumentation and control systems (PLC/SCADA integration)
  • We comply with all minimum wage and overtime laws.

Compensation

  • The pay range for this role is $80,000-$110,000 Many factors are taken into consideration when determining compensation, such as experience, education, training, geography, etc.
  • We comply with all minimum wage and overtime laws.
  • Periodic travel required for customer design reviews, vendor inspections, and commissioning activities, potentially up to two weeks at a time, several times per year depending on project needs

Benefits

  • Click here for additional benefits information.
  • If you are viewing this posting on a site other than our Ecolab Career website, view our benefits at jobs.ecolab.com/working-here.

Company info

  • We are seeking a Process Chemical Engineer II to design, specify, and implement chemical distribution and dosing systems supporting ultra-pure water (UPW) and industrial wastewater treatment.

Equal opportunity

  • Ecolab will provide reasonable accommodation (such as a qualified sign language interpreter or other personal assistance) with our
  • If you have a disability and require accommodation assistance in this

This listing is sourced directly from Ecolab's careers page and normalized into a canonical job model.