KNPC-Mina Abdullah Refinery, Instrumentation & Control Maintenance Engineer, 07/05/1998, Present, Preventive and shutdown maintenance: Planning and execution of Projects jobs in DCS, ESD, MCMS, Nuclear Instruments, Field instruments, control valves., Logic simulation and checking for Heater, Compressors, Charge pumps, Coke cutting equipment’s to ensure all interlock systems are healthy in Delayed Coker Plant, Crude, Vacuum Hydro cracker, Inventory: Finalization of Specifications, Vendor meetings, Drawings finalizations, material procurement and spares reorder and material control., Projects: Carryout modifications in instrument systems as per approved project, in way to achieve successful installation and commissioning and avoid frequent instrument failures and minimum down time during normal operation., Upgrade instruments to latest technologies and models for enhanced performance, availability and increase productivity., Review and commented on project documents, As-built documents, vendor documents/manuals, participation in Bid evaluation meetings, Vendor meetings and multidisciplinary meetings, HAZOP, SIL evaluation meetings., Working with Project Management team members to prepare the engineering design packages for proposed projects., Performed different site surveys to prepare preliminary and detailed scope of work, P&ID review, prepared bill of materials, RFQ, creating material requisitions, preparation of specifications and data sheets for valves, Field instruments. Selecting and sizing of control valves and primary elements. Preparation of I/O assignments, configurations in DCS, PLC and SIS/ESD systems., Close monitoring DCS, ESD and PLC systems and recording the system error messages and taking remedial actions., Preparation of P&ID drawings as per International Codes and Standards., Design, selection and prepare specifications for control panels, cables, field instruments and control valves., Control valves, Safety valves and Flow Elements sizing calculations., Preparation of Equipment, Preparation of GA drawings for Panels, Junction box wiring drawings, Marshaling panel drawings, Loop drawings, Cable Trays routing drawings, inter panel connections drawings and Installation Drawings. Control Power distribution drawings, cable routing drawings, Inspection of control panels, cables, field instruments and control valves at manufacturer's factory and conformance as per design documents., Plant Improvement: RCA: Member of Root cause Analysis (RCA) Committee to analyze actual cause of failure, fact-finding using different technics such as Fish Bone and Swiss Cheese methods. Recommendations and Suggestions for prevention of future failures. RCM: (Reliability centered maintenance): Development of procedures and reports with record up keeping. IMS: (Integrated Management System) Committee Member of Auditee Instrument Maintenance Department for ISO-9001 QMS (Quality Management System). Developed Procedures, Work Instructions & Forms, Record. Inventory Maintenance of All QMS Records and Preparation for Quartile Audits.