Process Chemical Engineer II
Ecolab•Plano, TX
•Hybrid
About The Position
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.
Requirements
- Bachelor’s degree in Chemical Engineering or related field
- 2+ years of experience in chemical process engineering, ideally with semiconductor UPW and wastewater systems including hydrofluoric acid waste, ammonia peroxide treatment, chemical mechanical polish metal, and oxide waste
- Strong understanding of fluid systems, pump sizing, and process controls
- Experience working with vendors and reviewing technical submittals
Nice To Haves
- 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)
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
- Size and specify pumps, tanks, piping, valves, instrumentation, and dosing systems
- Ensure systems meet performance requirements, safety standards, customer specifications, and regulatory compliance
- Partner with equipment vendors to evaluate, select, and procure system components
- Review vendor submittments, drawings, and technical proposals for compliance with specifications
- 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
- Conduct hazard analyses such as HAZOP and FMEA as required
- Perform source inspections at vendor sites to verify systems meet requirements
Benefits
- medical
- dental
- vision
- life insurance
- accident insurance
- critical illness insurance
- hospital indemnity insurance
- auto insurance
- home insurance
- pet insurance
- identity theft protection
- short-term and long-term disability
- 401k
- pension plans
- retirement health care benefits
- short-term incentives
- vacation (12 days)
- holidays
- parental leave
- employee stock purchase plans (Full-Time Associates)
- discount on day care services and caregiver services
- adoption assistance
- group legal services
- employee assistance program
- employee discount program
- education assistance program
- on-Site childcare and fitness facilities may be available at select Ecolab locations
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
