Process technical engineer at Indorama Petrochem Limited - PTA plant in RayongKey tasks.- Plant Monitoring & optimize plant operations, raw material consumptions & cost/- Initiate Management of changes (MOC) and HAZOP review for plant modifications- Prepare and validate critical equipment performance.- Provide technical perspective for failure analysis / Root cause analysis.- Process simulation & calculation for feasibility study projects. CAPEX/OPEX cost estimation for projects related to improvement in EHS, sustainability, reliability and cost saving.- Involve in for ISO50001 (Energy related), ISO14604-1 (Green house gas inventory) compliance.- Knowledge of Six sigma green belt, Process Safety Management, RCA Taproot.

- Process design calculation including report preparation; Hydraulic calculation, Relief load calculation & PSV sizing, Control valve sizing, Tank venting calculation.- Process Simulations; Complex loops hydraulic calculation by PIPENET, Aspen HYSYS.- Preparation of Process Deliverables; PFD, P&ID, Equipment process data sheet, Instrument process data sheet, PSV process data sheet, Utility & Chemical summary, Hazardous material classification

- Review ITB, project specification, Licensor's design package.- Process calculation; Hydraulic calculation, Line sizing, Equipment sizing, Relief load calculation, PSV sizing & selection, Control valve sizing & selection- Preparation of process deliverables; P&ID, PFD, HMB, UFD, Process description, Control philosophy, Tie-in list, Fluid list, etc.- Prepare Equipment and Instrument Process Data Sheet.- Perform Process Simulation; PRO-II, Visual flare, HTRI- Participate in HAZOP review, 3D model review, P&ID review meeting- Procurement works; Prepare Requisition, Request for Quotation for process package unit cost estimation, technical and commercial bid evaluation, vendor print review.- Support proposal works; Process package cost summary, Prepare technical proposals for bidding.- Coordinate with vendor and relevant parties for Commissioning works- Participate pre-com/commissioning works; line flushing, steam blowing, leak test, dry out, chemical cleaning, functional test, performance test.- Participate in plant operation with multinational people.Past experience project.1. Chlor-Alkali plant: Caustic soda plant 265 MTPD in Rayong. (EPCm)2. Seawater Desalination plant in Qatar (RO technology by MC/Acciona) plant capacity 163,000 m3/day Scope of work: Engineering design, construction and Commissioning of Seawater Intake 21000 m3/h including Chlorination dosing system 75 kg/h of Chlorine, Product water storage and forwarding system 3. Seawater Desalination plant in Qatar (Multi-stage flash technology by MC/HITZ), plant capacity 163,000 m3/day Scope of work: Engineering design, construction and Commissioning of OSBL section; HRSG 700 T/hr Auxiliary Boiler 350 T/hr, Seawater Intake 42000 m3/h including Chlorination system 150 kg/h of Chlorine, Product water storage and forwarding system