Von Carlo Evangelista

• Manage key client accounts, achieving sales targets and revenue growth through strategic relationships
and solutions.
• Provide technical and commercial expertise in boiler, cooling tower, RO, and wastewater applications.
• Design and implement chemical treatment programs based on water chemistry analysis.
• Conduct site audits, troubleshoot issues, and optimize treatment performance.
• Deliver training to client teams on chemical handling, safety, and system operations.

• Managed daily water treatment operations for major clients including SABIC, Aramco, Maaden,
Inochem, and Farabi Petrochemicals, ensuring optimal system performance.
• Performed precise water sampling, analysis, and interpretation of results, providing tailored
recommendations to meet client needs and regulatory standards.
• Conducted rigorous quality control audits, validated sampling techniques, and monitored sample integrity
during transport and storage.
• Oversaw the operation and monitoring of RO-DM, demineralized water, soft water, and chemical dosing
systems.
• Supervised chemical cleaning and disinfection operations, ensuring safety compliance and minimal
downtime.
• Managed chemical inventory, ordering, and usage tracking to maintain uninterrupted plant operations.
• Conducted calibration and maintenance of laboratory instruments (Hach, Ultrameter, DO Meter, Horiba).
• Prepared detailed technical reports (daily, monthly, yearly) for performance optimization and chemical
consumption tracking.
• Assisted sales and engineering teams during initial surveys and implementation of treatment programs in
both existing and new accounts.
• Provided 24-hour technical support and onsite troubleshooting for client systems.

• Conducted routine and non-routine analytical testing on fabric and home care, dishwashing liquids, and
personal care products following established protocols.
• Operated and maintained a range of analytical instruments including spectroscopy equipment and wet
chemistry methods to assess product composition, stability, and performance.
• Performed regular calibration, preventive maintenance, and troubleshooting of laboratory instruments to
ensure reliable, accurate results.
• Managed CAPA (Corrective and Preventive Action) documentation, including root cause analysis,
implementation of corrective measures, and verification of effectiveness.
• Conducted odor analysis using sensory evaluation and instrumental methods to assess fragrance profile,
intensity, and consumer acceptability.
• Ensured strict compliance with safety protocols, including handling, storage, and disposal of hazardous
chemicals.
• Collaborated with cross-functional teams to troubleshoot quality issues, improve product performance,
and enhance testing efficiency.

• Performed quality control and assurance testing on polyethylene (PE) and polypropylene (PP) samples to
verify compliance with product specifications.
• Classified product grades and managed quarantine procedures for non-conforming materials.
• Conducted routine and non-routine testing on oil, petroleum, and gas samples from the naphtha cracker
plant to ensure optimal cracking process performance.
• Tested finished products such as ethylene, propylene, pyrolysis gasoline, and mixed C4 for quality
assurance.
• Performed water and wastewater analyses critical to process control and environmental compliance.
• Conducted confirmatory testing on bulk deliveries of raw materials including caustic soda, hydrochloric
acid, fuels, and specialty chemicals to ensure specification compliance.
• Managed SAP transactions for process order confirmation, batch numbering, and laboratory records
management.
• Assisted in method validation and instrument calibration, and resolved equipment issues to prevent
downtime.
• Maintained and updated work instructions and laboratory forms, ensuring alignment with ISO and safety
standards.
• Participated in emergency response training and drills to maintain workplace safety readiness.