John Henry Masinda

Strategic leader with end-to-end accountability for NRW performance, driving sustainable loss reduction through integrated operational, commercial, and digital initiatives. Proven ability to deliver large-scale NRW programs, strengthen analytics capability, and align cross-functional teams to achieve financial and service outcomes.

Head, Non-Revenue Water - Pamana Water Corporation

(2026-04)

Strategic leader with end-to-end accountability for NRW performance, driving sustainable loss reduction through integrated operational, commercial, and digital initiatives. Proven ability to deliver large-scale NRW programs, strengthen analytics capability, and align cross-functional teams to achieve financial and service outcomes.

• Provide strategic leadership for the development and execution of Pamana Water's NRW reduction strategy, setting targets and driving delivery of long-term performance outcomes.
• Directed NRW performance management across production and distribution, including water balance, variance analysis, and reconciliation.
• Lead large-scale physical loss reduction programs, including pressure management, active leakage control, and network optimization.
• Direct DMA strategy and performance management, leveraging advanced analytics to prioritize high-impact interventions.
• Champion digital transformation through smart metering, SCADA optimization, and data-driven decision-making frameworks.
• Oversee revenue protection and commercial loss reduction, strengthening controls on illegal connections, meter integrity, and consumption anomalies.
• Build and institutionalize advanced NRW analytics capabilities, including predictive modeling, performance dashboards, and actionable insights.
• Drive cross-functional alignment across Production, Distribution, Retail, and Enforcement to deliver integrated NRW outcomes.
• Lead planning and execution of multi-region NRW programs, ensuring delivery against KPIs for physical loss, apparent loss, and revenue recovery.
• Improve operational efficiency by reducing burst frequency, optimizing response times, and increasing intervention effectiveness.
• Ensure high standards of billing accuracy, customer data integrity, and consumption analytics.
• Align NRW initiatives with corporate strategy, regulatory requirements, and financial performance targets.
• Develop organizational capability by establishing structured training programs and building high-performing NRW teams.

Technical Services Manager - Aseana Water Services and Management Inc., DM Wenceslao & Associates Inc.

(2025-08 - 2026-04)

Manage the Technical and Commercial operations of the water system, ensuring reliable supply, regulatory compliance, and overall efficiency. Responsible for meeting or exceeding performance targets related to billed volume, revenue, collections, and customer service. The role also includes stakeholder management and identifying new business opportunities for growth and sustainability.

• Manage Water System: Ensure reliable operation and maintenance of pipeline networks.
• Lead Infrastructure Projects: Oversee construction, upgrades, and expansion of water systems.
• Ensure Compliance: Make sure all operations meet regulatory and safety standards.
• Reduce water losses (NRW) and enhance service coverage pressure.
• Proposed and implemented pressure monitoring points across the network to support real-time pressure management and system optimization.
• Led the planning and development of zoning areas, for effective NRW control, system zoning, and performance monitoring.
• Developed a comprehensive flow and pressure data monitoring system to support data-driven decision-making and proactive issue resolution.
• Maintain Assets: Designed and established an asset monitoring and maintenance scheme to improve equipment longevity and reduce downtime.
• Respond to Emergencies: Lead technical response to leaks, outages, and other service disruptions.
• Drive Innovation: Introduce new technologies to improve operations and service delivery.
• Lead the Technical Team: Supervise engineers and technicians to ensure high performance and safety.
• Lead Revenue Operations: Developed a matrix-based system to enhance and monitor collection efficiency, resulting in improved financial performance.
• Enhance Customer Service: Ensure efficient handling of customer inquiries, complaints, and service delivery.
• Drive Commercial Strategy: Led the development and execution of initiatives to drive revenue growth, enhance efficiency, and expand services.
• Ensure Compliance: Coordinate with regulators to meet service standards, tariff requirements, and reporting obligations.
• Strengthen Stakeholder Relations: Engage with government, and key customers to support business goals.
• Promote Digital Solutions: Lead initiatives on e-billing, mobile payments, and digital customer engagement.
• Manage Team Performance: Guide and support commercial team to deliver results and maintain high service standards.

Sr. Meter and Non-Revenue Water Engineer - Luzon Clean Water Development Corp. (Bulacan Bulk Water), San Miguel Corporation, SMC Infrastructure

(2022-06 - 2025-07)

• Prepare and submit monthly Key Performance Indicators (KPIs) and Business Efficiency Measures (BEM) reports in compliance with MWSS requirements.
• Submit weekly Interconnection Point (IP) flow data reports to Water Districts and MWSS.
• Monitor and report monthly raw water supply to MWSS.
• Submit monthly water quality results to relevant Water Districts and MWSS.
• Prepare weekly Management Committee reports covering Billed Volume, Pressure Compliance, Non-Revenue Water (NRW) Compliance, and Supply and Demand Analysis.
• Manage Water System: Ensure reliable operation and maintenance of pipeline networks.
• Lead Infrastructure Projects: Oversee construction, upgrades, and expansion of water systems.
• Ensure Compliance: Make sure all operations meet regulatory and safety standards.
• Reduce water losses (NRW) and enhance service coverage pressure.
• Proposed and implemented pressure monitoring points across the network to support real-time pressure management and system optimization.
• Led the planning and development of zoning areas, for effective NRW control, system zoning, and performance monitoring.
• Developed a comprehensive flow and pressure data monitoring system to support data-driven decision-making and proactive issue resolution.
• Maintain Assets: Designed and established an asset monitoring and maintenance scheme to improve equipment longevity and reduce downtime.
• Respond to Emergencies: Lead technical response to leaks, outages, and other service disruptions.
• Drive Innovation: Introduce new technologies to improve operations and service delivery.
• Lead the Technical Team: Supervise engineers and technicians to ensure high performance and safety.
• Lead Revenue Operations: Developed a matrix-based system to enhance and monitor collection efficiency, resulting in improved financial performance.
• Enhance Customer Service: Ensure efficient handling of customer inquiries, complaints, and service delivery.
• Drive Commercial Strategy: Led the development and execution of initiatives to drive revenue growth, enhance efficiency, and expand services.
• Ensure Compliance: Coordinate with regulators to meet service standards, tariff requirements, and reporting obligations.
• Strengthen Stakeholder Relations: Engage with government, and key customers to support business goals.
• Promote Digital Solutions: Lead initiatives on e-billing, mobile payments, and digital customer engagement.
• Manage Team Performance: Guide and support commercial team to deliver results and maintain high service standards.
• Develop and implement the annual operational program for Meter Operations and NRW Management.
• Create annual KPIs and budget projections for Meter Operations and NRW Management.
• Lead the development and execution of the annual SLA contract with flowmeter contractors, including contractor evaluation and performance monitoring.
• Supervise the bi-annual flowmeter verification process as mandated by MWSS and Water Districts.
• Monitor consumption trends and performance of electromagnetic flowmeters.
• Conduct meter sizing studies and supervise flowmeter troubleshooting activities.
• Design and manage the asset management program for meter-related infrastructure.
• Address right-of-way issues related to meter installation and location.
• Oversee manpower planning, scheduling, and performance for the Meter Operations and NRW Management team.
• Coordinate with SIEMENS Philippines for after-sales support and technical consultations.
• Conduct monthly NRW performance analysis and reporting.
• Execute segmental diagnostic testing (Step Testing) to localize losses.
• Perform advanced leak detection using Aquascan TM2 (Correlation method) and Aquascope 3 (Pinpointing).
• Monitor and track leak repair progress.
• Develop and monitor leak hit rate and NRW recovery performance metrics.
• Provide Technical Assistance and training to Water Districts, including NRW Management presentations.
• Introduction to leak detection and meter management best practices.
• Step-testing and diagnostic activities.
• On-site leak detection support.
• Submission of NRW assessment and leak detection reports.
• Manage and maintain relationships with internal and external stakeholders to ensure effective project coordination and compliance.

Pipeline Engineer - Luzon Clean Water Development Corp. (Bulacan Bulk Water), San Miguel Corporation Infrastructure

(2021-10 - 2022-06)

• Oversee water supply and pressure management across five Water Districts to ensure reliable service delivery.
• Oversee the operation and performance of 12 Interconnection Points (IPs), including regular data analysis and compliance reporting.
• Conduct regular water quality monitoring to meet regulatory and health standards.
• Lead the execution of NRW reduction strategies across service areas.
• Perform detailed analysis and monitoring of NRW performance indicators to support loss recovery initiatives.
• Develop and implement the annual operational program for Meter Operations and NRW Management.
• Create annual KPIs and budget projections for Meter Operations and NRW Management.
• Lead the development and execution of the annual SLA contract with flowmeter contractors, including contractor evaluation and performance monitoring.
• Supervise the bi-annual flowmeter verification process as mandated by MWSS and Water Districts.
• Monitor consumption trends and performance of electromagnetic flowmeters.
• Conduct meter sizing studies and supervise flowmeter troubleshooting activities.
• Design and manage the asset management program for meter-related infrastructure.
• Address right-of-way issues related to meter installation and location.
• Oversee manpower planning, scheduling, and performance for the Meter Operations and NRW Management team.
• Coordinate with SIEMENS Philippines for after-sales support and technical consultations.
• Conduct monthly NRW performance analysis and reporting.
• Execute segmental diagnostic testing (Step Testing) to localize losses.
• Perform advanced leak detection using Aquascan TM2 (Correlation method) and Aquascope 3 (Pinpointing).
• Monitor and track leak repair progress.
• Develop and monitor leak hit rate and NRW recovery performance metrics.
• Provide Technical Assistance and training to Water Districts.
• Manage and maintain relationships with internal and external stakeholders to ensure effective project coordination and compliance.
• Manage and maintain assets within the Lower Ipo Grid, including performance tracking and lifecycle planning.
• Supervise manpower resources dedicated to operations within the Lower Ipo Grid.
• Coordinate closely with contractors to ensure efficient project implementation and adherence to service level agreements (SLAs).
• Manage relationships and ongoing coordination with key stakeholders, including Local Government Units (LGUs), Department of Public Works and Highways (DPWH), Water Districts of Bulacan, and Potential key commercial accounts.
• Provide Technical Assistance and capacity-building support to Water Districts in Bulacan, including operational and NRW-related guidance.

NRW Engineer - Maynilad Water Services Inc., Central Non-Revenue Water Division

(2017-01 - 2021-09)

Leak Detection Management

• Conduct on-site field inspections to support system diagnostics and infrastructure assessment.
• Perform running leak detection using specialized acoustic equipment, including Acoustic Listening Stick, Conventional Listening Stick, and Correlator.
• Carry out underground leak detection utilizing advanced tools such as the JD7 Investigator for non-invasive pipe condition assessment.
• Execute leak detection during zero-pressure testing to identify hidden or intermittent leaks.
• Provide continuous leak monitoring and reporting, ensuring timely identification and resolution of issues.
• Generate detailed leak reports and submit monthly summaries for internal and regulatory review.
• Assist in Step Testing of District Metered Areas (DMAs) to isolate and analyze segments for leakage and pressure loss.
• Support external service requests, including after the meter inspections and assessments as part of customer service delivery.

Project Engineer - Maynilad Water Services Inc., Central Non-Revenue Water Division

(2014-11 - 2016-12)

• Deployed on-site daily to oversee project implementation, ensuring close supervision and real-time monitoring of activities.
• Monitor and track project schedules from planning to construction, ensuring that each project phase is completed on time and within scope.
• Plan and coordinate all aspects of the project cycle, including validation and review of project proposals and designs.
• Control project timelines, costs, and quality standards, including S-curve monitoring for performance tracking.
• Ensure continuous progress monitoring and effective coordination among stakeholders to meet agreed milestones and deliverables.
• Develop and implement risk management strategies and contingency plans to address natural and man-made challenges, ensuring uninterrupted project execution.
• Prepare weekly accomplishment reports, including S-curve analysis, highlighting key progress updates and issues.
• Ensure full compliance with company standards, applicable construction codes, and regulatory requirements across all project phases.
• Issue Safety Violation Notices to Contractor, when necessary, in accordance with health and safety regulations and internal protocols.
• Prepare final contract documentation and quantify project accomplishments to support accurate contractor billing and payment processing.

Junior Mechanical Engineer - LOGOHU Corporation Philippines

(2013-07 - 2014-07)

HVAC System Construction and Design

• Prepare responses to tender submissions by analyzing project scopes and technical specifications.
• Participate in team planning meetings to define strategies, allocate responsibilities, and develop execution plans prior to project mobilization.
• Assist in performing HVAC Material Take-Offs, focusing on mechanical components such as pipeworks and ductworks based on approved design drawings.
• Identify and enumerate materials required for project execution in coordination with senior engineers.
• Request quotations from existing suppliers to support the preparation of Bill of Quantities (BOQs).
• Coordinate with the senior engineer when sourcing new suppliers or negotiating technical details and pricing.
• As instructed by the senior engineer, conduct on-site material inspections to ensure compliance with quality standards.
• Liaise with suppliers during site visits and provide inspection reports for documentation and approval.
• Deliver mechanical design drawings using Computer-Aided Design (CAD) software, focusing on HVAC system layouts and specifications.
• Coordinate with senior engineers regarding project timelines and drawing submission deadlines to meet client expectations.

Bachelor of Science - Mechanical Engineering - Polytechnic University of the Philippines (2008 - 2014)