Patrice Alyx Pinatil

Alyx is a Chemical Engineer with more than three years of experience in the petrochemical and polymer industries. She is proficient in using various computer-aided design software such as AutoCAD Plant 3D, Navisworks Freedom, Bluebeam Revu, Aspen HYSYS, Aspen Plus, Aspen EDR and HTRI. Her expertise lies in developing detailed and accurate process design packages.

Her main responsibilities include preparing and reviewing P&IDs and PFDs, sizing lines, equipment, and relief devices, and completing instrument and equipment datasheets with precise process data. She also produces critical documentation such as mass balances, process descriptions, line and equipment schedules, utility schedules, and battery limit conditions. Alyx has also led engineering and drafting teams across multiple projects, ensuring timely deliverables, efficient use of manhours, and smooth communication with clients.

Junior Process Engineer - GHD

(2025-08)

Supported lead engineers by contributing to technical drawings and ensuring accuracy through quality reviews of drafter outputs while upholding project schedules and budget requirements.

• Silangan Gold & Copper Mining, Mindanao, Philippines
• Siana Gold Project TSF 6, Greenstone Resources Corporation, London, United Kingdom
• Gwandalan STP, Central Coast Council, Gosford, NSW
• Golden Beach Energy, Carmarthenshire, Wales, SA31 1RD
• Santos Cooper e-Methane, Santos Australia
• Clean Energy Precinct, Port of Newcastle (PoN) Northern NSW, Australia
• CND Deeps Integration Engineering, Origin Australia
• DCC Wate PS Renewals Programme, 50 The Octagon, Dunedin
• Lake Macleod Programme, Subiaco, Australia
• Talinga Gas Plant, Brisbane Queensland, Australia
• Hidden Valley Gold Project, Queensland, Australia
• Te Marua Water Treatment Plant, Lambton Quay Wellington, New Zealand

Process Engineer - DASH Engineering Philippines

(2022 - 2025)

Lead Engineer and P&ID Lead Drafter - KF IWAKI Expansion Project EPC Works - JPO - Iwaki Factory, Fukushima Prefecture, Japan

(2023-08 - 2025-07)

As Lead Engineer on the project, responsibilities include close collaboration with the Japanese Lead Engineer to ensure technical alignment and smooth execution. Efforts are focused on modifying Piping and Instrumentation Diagrams (P&IDs) with particular attention to compliance with Japan's Fire Safety Law (FSL) and High-Pressure Gas Law (HPGSL). Project documentation is managed to maintain accuracy, organization, and traceability in support of regulatory requirements.

Contributions also extend to the preparation and verification of detailed line listings, ensuring alignment with design specifications and safety standards.

Lead Engineer and PFD/P&ID Lead Drafter - MGC Methylamine New Facility FEED - JPO - Nigata Plant, Japan

(2023-10 - 2024-06)

Pump hydraulics calculations were conducted to support equipment selection and ensure compatibility with system design requirements. Heat exchangers were designed based on defined process conditions and thermal performance criteria, with attention to heat transfer efficiency, pressure drop limitations, and material suitability. To support procurement activities, detailed data sheets were prepared, outlining key specifications including operating parameters, mechanical design features, and material requirements, thereby facilitating accurate vendor evaluation and equipment acquisition.

Throughout the project, coordination was maintained with the Japanese lead engineer to align design decisions, resolve technical queries, and ensure consistency with project standards and expectations.

Assistant Process Engineer and P&ID Drafter - 6TF Project TAFMER Plant EPC Work - JFE Engineering Corporation - Jurong Island, Singapore

(2022-12 - 2025-07)

Contributions were made to the optimization and revision of P&ID drawings to align with client preferences and Japan's Fire Safety Law. Assistance was provided in the preparation and validation of line listings for both process and utility piping systems. Inlet and outlet sizing calculations for Pressure Safety Valves (PSVs) were performed, in compliance to API 520 and 521 standards, as well as detailed engineering data sheets were developed.

Support was also extended to the creation of essential pre-commissioning documentation, including flushing and blowing procedures, as well as comprehensive air-tightness test plans.

P&ID Drafter - Idemitsu Kosan Lithium Sulphide Plant - JPO - Chiba Complex, Japan

(2025-06 - 2025-07)

Played a pivotal role in the Idemitsu project within Japan's petrochemical industry by implementing targeted modifications to Process Flow Diagrams (PFDs). These revisions facilitated key design improvements, enhanced operational efficiency, and ensured strict adherence to project requirements and safety regulations.

P&ID Drafter - SMP-26 AGC Project EPC - JPO - Chiba Complex, Japan

(2024-10 - 2025-07)

Made significant contributions to the SMP26 project in Japan's petrochemical sector by revising and optimizing Process and Instrumentation Diagrams (P&IDs). These enhancements enabled key design improvements, increased operational efficiency, and ensured strict compliance with safety and engineering standards.

P&ID Drafter and Assistant Process Engineer - E-PJ Project EPC - JPO - Chiba Complex, Japan

(2024-10 - 2025-07)

Contributed to the E-PJ project in Japan's petrochemical sector by refining P&IDs to support design improvements and operational efficiency. Assisted in evaluating heat exchanger designs to ensure optimal thermal performance and compliance with safety and engineering standards.

Assistant Process Engineer and P&ID Drafter - SSP D-Line Project EPC - JPO - Fukuoka Prefecture, Japan

(2023-02 - 2025-05)

Contributed to process engineering tasks by performing modifications to Process and Instrumentation Diagrams (P&IDs), ensuring accurate reflection of system changes and compliance with design standards. Assisted in pump Hydraulics calculations, including flow rate analysis, head loss estimation, and equipment sizing, supporting the selection of efficient and reliable components for optimized process performance.

P&ID Drafter - Project KEA FEED and EPC - JPO - Shizuoka Prefecture, Japan

(2025-01 - 2025-05)

Played a key role in process engineering activities by executing detailed modifications to Process and Instrumentation Diagrams (P&IDs) and Process Flow Diagrams (PFDs), ensuring accurate representation of system configurations, operational logic, and equipment specifications. Collaborated with cross-functional teams to incorporate design updates, improve process efficiency, and maintain compliance with industry standards and safety protocols.

P&ID Drafter - JEPLAN Chemical Recycling Plant FEED - JPO - Kanagawa Prefecture, Japan

(2024-09 - 2025-04)

Modifications were made to Process Flow Diagrams (PFDs) and Piping & Instrumentation Diagrams (P&IDs) to support the production of Reverse Osmosis (RO), Ultrafiltration (UF), and Membrane Bioreactor (MBR) membrane products used in water treatment and filtration systems.

P&ID Drafter - Toray Ehime Plant FEED - JPO - Ehime Prefecture Japan

(2023-09 - 2025-03)

Modifications were made to Process Flow Diagrams (PFDs) and Piping & Instrumentation Diagrams (P&IDs) to support the production of Reverse Osmosis (RO), Ultrafiltration (UF), and Membrane Bioreactor (MBR) membrane products used in water treatment and filtration systems.

Assistant Process Engineer and P&ID Drafter - 3BP Plant FEED - JPO - Wakayama Prefecture, Japan

(2023-07 - 2024-04)

Conducted detailed pump hydraulic calculations to guide equipment selection and confirm compatibility with overall system design parameters, ensuring reliable and efficient operation. Contributed to P&ID development by implementing design modifications and updates. Acted as Sub Lead Engineer, providing technical support to the Lead Engineer across multiple project activities, including coordination, document review, and design validation.

Assistant Process Engineer and P&ID Drafter - High Pressure Co-Polymer Plant (PDP/EPDP) - ECI Group - Qinzhou City, Guangxi, China

(2023-05 - 2023-08)

This project is similar to the 200KTA Autoclave LDPE/EVA Plant, with key differences being dual-line production and ethylene purge gas recovery before the battery limit. Responsibilities include drafting P&IDs/PFDs, sizing lines, equipment, and relief valves per API 520/521, and preparing datasheets and process documents like descriptions, PCNs, battery limit conditions, and schedules.

Bachelor of Science - Chemical Engineering (2020)