INSTRUMENTATION & CONTROL SYSTEMS ENGIENER
AL AAFIA GENERAL TRADING FZCO
Total years of experience :10 years, 7 Months
About 8 years of experience as an instrumentation and control systems engineer in detailed
maintenance, commissioning and development co-ordination of instruments and control systems
in Oil & Gas, Desalination Plant and Mixing Plant projects.
Configuring and faults diagnosis of DCS, PLC, SCADA, RTU, Profibus Communication,
Analyzers and Control Loops.
o DCS : PCS7 v6.0 Siemens and Centum CS3000 Yokogawa
o PLC : Siemens simatic S7 200, 300, 400 and GE Fanuc series 90-30
o SCADA : WINCC/Siemens, ICONIX and IFIX/GE
Installation, calibration and loop checking of the field instruments ( Emerson Rosemount, ABB,
Endress & Hauser, Bently Nevada, Honeywell, Yokogawa, Vega, Polysonics, .......)
Maintenance and calibration of the control valves ( Pneumatic, Part turn, MOV, NRV, ..... ) of Weir
Blackborough, Flowserv, Bray, Airtorque, Copes-Vulcan, Valtek, Masoneilan, Auma matic, ......
Experienced in flowmeters configuring (electromagnetic, orifice plate, ultrasonic, turbine, variable
area ) of ABB, Rosemount, Krohne, +GF+, .....
Designing, Implementing and Commissioning of new control loops as per site requirements.
Review of control philosophy, P&I diagrams, cause & effect diagrams, instruments list, flowchart
Familiar with engineering standards ISA, IEEE, ASTM, NAMUR, ASMI, ANSI, NEMA, IEC
Preparing master data sheet for PM schedule; ensuring safe and efficient performing of CM
Technical Support for the instrumentation team.
Experienced in the field instruments and control systems procurement activities
Spares balance investigation and inventory control for all instruments’ spare parts
Excellent communication interpersonal skills.
Leading a team of four instrument technicians
Reporting periodically to Maintenance Manager; preparing KPI, PM and CM reports.
Troubleshooting the totally integrated automation TIA from Siemens ( DCS PCS7 v6.0 + PLC
simatic S7 400 + SCADA WINCC ) software and hardware .
Troubleshooting of redundant Profibus communication between 30 RTUs and the contrl room;
comprising of 2 pair hot/standby controllers and pair of dual redundant scada servers.
Planning required upgradation for instruments to achieve production quality and costminimizing.
Maintenance and calibration of pneumatic control valves ( Weir, Flowserv, Blackborough, ..... )
and part turn actuated valves ( Bray, Airtorque, Flowtek, ..... )
Maintenance and calibration of different analyzers : Conductivity, Chlorine, PH, SDI, Redox,
Turbidity, TDS ( Endress and Hauser ) and IMA/FL200 Oil in water
Maintenance and calibration of flowmeters ( electromagnetic, orifice plate, variable area, turbine,
ultrasonic..... ) of ABB, Krohne, Rosemount, +GF+, Polysonics
Maintenance and calibration of transmitters PT, LT, TT, DPT (Emerson Rosemount, Endress &
Hauser, ABB, .....) and Monitran vibration transducers.
Calibrating and adjusting the dosing pumps (Prominent)
Cathodic protection testing for five 10, 000 m3 reservation tanks
Ensure Spares balance and inventory control for all instruments’ spare parts
Involved in the mixing plants erection works, commissioning and maintenance.
Troubleshooting of PLC system ( Siemens simatic S7 300 ) and faults diagnosis .
Programming of plant microcontroller
Calibrating of weighting systems including load cell 15 ton capacity
I designed, implemented and commissioned automatic control systems for adding polymer to
asphalt batches; and chemicals to concrete mix.
Planning and implementing additional control loops as per site requirements
Maintenance & calibration of Dryer temperature control system ( Honeywell )
Strong background in motor defects, softstarters, drives, star/delta starters, VFD, MCC
Printed circuit boards PCB Repairing, Designing, and Modifying .