Water Systems Engineer

Flexton is a growing IT services and staffing company serving some of the worlds most renowned and Fortune-listed companies across industries such as eCommerce HighTech Banking & Financial Services Insurance and Healthcare. With a global presence spanning the US Canada Europe Colombia Mexico and India Flexton offers its clients cost-effective solutions through onsite offshore and nearshore models. Flexton provides its employees with opportunities for growth meaningful work and continuous learning!

Position Summary

The Water Systems Engineer is responsible for the design operation maintenance reliability and continuous improvement of process and facility water systems supporting complex technical and industrial infrastructure. This position serves as a primary technical authority for cooling water infrastructure associated with equipment experimental systems HVAC interfaces and utility systems.

The role requires close coordination with engineering facilities operations installation controls EH&S and technical staff to ensure water systems meet performance reliability safety and operational availability requirements.

Water System Design & Engineering

• Lead the design and engineering of cooling water systems supporting operational and project infrastructure.
• Develop system architectures P&IDs flow diagrams hydraulic calculations equipment specifications and design documentation.
• Perform engineering analysis related to heat transfer fluid flow pump sizing pressure drops thermal stability and water quality management.
• Specify and oversee procurement of pumps heat exchangers filtration systems expansion tanks piping systems valves instrumentation and water treatment systems.
• Coordinate integration of water systems with process equipment HVAC mechanical systems and facility utilities.
• Ensure designs comply with applicable ASME ANSI building and mechanical codes engineering standards and safety requirements.
• Oversee the operation of closed-loop LCW and DI water systems monitoring critical parameters such as resistivity dissolved oxygen (DO) and pH.
• Manage chemical dosing UV sterilizers mixed-bed deionizers and reverse osmosis (RO) systems to prevent biological growth scaling and galvanic corrosion.
• Develop and execute preventative maintenance (PM) schedules.
• Troubleshoot mechanical electrical and chemical issues including pump failures resin degradation and leaks.
• Plan design and commission system expansions or retrofits.
• Evaluate pipe materials such as PVDF and electropolished stainless steel along with valves and instrumentation to maintain ultra-pure water standards.
• Ensure water systems adhere to applicable environmental and industrial safety standards.

• Serve as system owner for operational water systems.
• Develop preventive and predictive maintenance programs for cooling water infrastructure.
• Monitor system performance reliability and lifecycle condition.
• Troubleshoot operational issues including flow instability thermal excursions equipment failures water chemistry concerns and leakage events.
• Coordinate outages repairs commissioning activities and maintenance schedules to minimize operational impact.
• Support operational reliability and rapid response during facility incidents or system failures.

• Manage water-system-related projects from conceptual design through installation and commissioning.
• Coordinate with contractors vendors installation teams and facilities personnel.
• Develop project schedules cost estimates and technical scopes of work.
• Review installation quality and ensure conformance with engineering specifications.
• Support startup testing balancing and commissioning activities.

• Maintain accurate engineering documentation including drawings specifications operating procedures maintenance procedures system inventories and engineering calculations.
• Support configuration management and change control processes.
• Develop operational standards and best practices for facility water systems.

• Ensure all activities are conducted in accordance with Integrated Safety Management (ISM) EH&S requirements organizational policies and applicable regulatory standards.
• Participate in hazard analyses readiness reviews and safety assessments.
• Support lockout/tagout planning and operational safety procedures.

• Bachelors degree in Mechanical Engineering or closely related discipline.
• Minimum 8 years of relevant professional engineering experience including substantial experience in the design operation and/or maintenance of industrial process or facility water systems; or an equivalent combination of education and experience.
• Specific knowledge of the design operation and maintenance of Low Conductivity Water (LCW) and deionized water systems.
• Experience ensuring optimal water purity preventing equipment corrosion managing chemical treatments and troubleshooting issues to minimize system downtime.
• Experience with closed-loop cooling water systems process utilities mechanical infrastructure and industrial piping systems.
• Knowledge of hydraulic and thermal system design principles.
• Experience interpreting and producing engineering drawings and P&IDs.
• Familiarity with pumps heat exchangers cooling towers water treatment systems instrumentation and controls.
• Strong troubleshooting and root-cause analysis skills.
• Ability to manage multiple projects and priorities in a complex operational environment.
• Excellent written and verbal communication skills.

• Professional Engineer (PE) license.
• Experience supporting large-scale technical scientific industrial semiconductor or high-availability infrastructure.
• Experience with EPICS or industrial controls systems integration.
• Familiarity with vibration-sensitive or thermally stable cooling systems.
• Experience with commissioning and startup of large utility systems.
• Knowledge of reliability-centered maintenance practices.
• Experience working in complex regulated or highly technical environments.

• Work is performed in office laboratory mechanical room and construction environments.
• Occasional after-hours or weekend support may be required during shutdowns commissioning or operational events.
• Position may require access to confined mechanical spaces and industrial equipment areas.

This position reports to an Engineering or Facilities Management organization and works closely with engineering operations facilities maintenance controls and technical teams.

This role is critical to ensuring reliable thermal and utility performance for complex technical infrastructure. The Mechanical Engineer Water Systems directly contributes to facility uptime equipment protection operational reliability system performance and successful delivery of major infrastructure projects.