Exyte · 13 hours ago
Senior Lead Engineer UPW/WW
Phoenix, AZ
Full-time
Onsite
Senior Level, Lead/Staff
12+ years expExyte is a company that serves as a leader in high-purity water systems for semiconductor fabs and advanced manufacturing. The Senior Lead Engineer UPW/WW is responsible for providing technical leadership in the design and operation of ultra-pure water and industrial wastewater treatment systems, ensuring compliance with quality and environmental standards while supporting global teams and client interactions.
Civil Engineering
Responsibilities
Serve as the global Subject Matter Expert (SME) for:
Ultra Pure Water (UPW)/RODI systems: MMF, RO, EDI, mixed beds, degas, TOC UV, sterilization UV, UF, distribution loops
Industrial Waste Treatment (IWT) including acid/alkali neutralization, metals removal, oxidizers, ammonia treatment, biological systems, sludge handling
Wastewater reclamation, including RO reclaim, microfiltration, and high-recovery water systems
Maintain Exentec’s global engineering standards, design criteria, material specifications, FAT/SAT/commissioning protocols, and quality thresholds
Review and approve designs, P&IDs, PFDs, process control strategies, analytical equipment selections, and hydraulic modeling
Provide technical sign-off for modifications, system upgrades, MOC reviews, and energization/startup plans
Own water quality standards and ensure compliance with client specifications and industry norms (ASTM DI/UPW, SEMI F063/F064, etc.)
Lead failure mode analysis, contamination investigations, abnormal water events, and system upsets
Develop high-reliability strategies for UPW, RO/DI, and IWT infrastructure, including redundancy planning and critical component monitoring
Oversee capacity planning, quality trending, response matrices, and predictive analysis
Analyze SCADA/PLC data for performance optimization, membrane health, mixed bed performance, oxidation events, and reclaim variability
Provide Tier-3 engineering support to global sites for complex water-related issues
Develop corrective actions, engineering countermeasures, and recovery plans for water quality deviations
Support emergency response during critical water events affecting fab tools, environmental discharge, or facility uptime
Ensure compliance with environmental permits, discharge limits, hazardous waste regulations, and chemical handling requirements
Lead environmental risk assessments, spill response strategies, and incident investigations for water systems
Establish safe procedures for chemical injection systems (antiscalant, SBS, caustic, acid, ferric, polymer, chlorine, UV, etc.)
Drive global compliance with safety standards and facility-level requirements for handling high-risk water treatment chemicals
Develop training programs for:
UPW fundamentals and distribution
RO/DI fundamentals and membrane diagnostics
IWT processes, sampling, and regulatory compliance
Contamination prevention and response
Water analytical instrumentation (TOC, Na, Si, DO, resistivity, pH, turbidity)
Mentor engineers and technicians, strengthen technical talent, and lead global knowledge-sharing
Build internal databases, lessons learned repositories, troubleshooting guides, and instrumentation calibration standards
Support creation of digital tools for water quality dashboards, reclaim optimization, lifecycle tracking, and automated reporting
Develop Auditing program to ensure sites are compliant with service delivery expectation
Act as the technical lead during client discussions on water quality requirements, discharge standards, optimization strategies, and capacity needs
Provide expertise during RFP responses, scope development, and solution design for new business pursuits
Participate in client workshops, site walkthroughs, and technical presentations to demonstrate Exentec’s capabilities
Identify cost-saving opportunities through reclaim optimization, energy/water efficiency, membrane upgrades, and chemical reduction strategies
Qualification
Required
Bachelor's degree in Chemical Engineering, Environmental Engineering, Mechanical Engineering, or related field
12+ years of experience with UPW, RO/DI, industrial wastewater treatment, or high-purity process water systems—semiconductor experience strongly preferred
Expert knowledge of: RO, EDI, IX, UF, UV, degas, filtration, DI recovery
IWT systems: metals removal, neutralization, oxidizers, ammonia, HF treatment
Water quality analytics (TOC, Na, Si, resistivity, DO, pH, ORP, turbidity)
Distribution systems and materials (PVDF, PFA, SS316L, PP)
Strong background in process controls, SCADA systems, and instrumentation
Proven ability to lead technical investigations, develop engineering countermeasures, and resolve contamination or discharge issues
Ability to travel 30–40% to support global sites
Preferred
Professional Engineering license (PE or international equivalent)
Experience in semiconductor manufacturing (preferred) or similar high-purity water environments
Experience designing or optimizing reclaim/reuse systems and advanced treatment technologies
Familiarity with environmental permitting, sampling protocols, and regulatory reporting
Company
Exyte
Exyte is in design, engineering and delivery of facilities for high-tech industries
10001+ employees
H1B Sponsorship
Exyte has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (10)
2024 (5)
2023 (5)
2022 (2)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
unknownKey Investors
BDT & MSD Partners
2022-11-16Private Equity
Leadership Team
Isaac Fabela
Talent Acquisition Partner
Kimberly Cruise - SPHR
Senior HR Business Partner
Recent News
2025-11-25
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