Dexter A. Email & Phone Number

Doha, Qatar

• Provide service, supervise site installation, repair, maintenance and testing and engage in customer support during field visits
• Comprehend customer requirements and make appropriate recommendations, briefings and training
• Build positive relationships with customers
• Learn and develop customer support and technical skills necessary to perform high quality maintenance and repair
• Perform repairs, preventive maintenance and diagnostic repair on all AUMA products and additional… Show more
• Perform repairs, preventive maintenance and diagnostic repair on all AUMA products and additional specialty products Show less

Sadara Petrochemicals, Jubail Industrial City, KSA

• Performed Loop check and troubleshooting during construction and commissioning stage of the Isocyanates plant; Instrument calibration on makes like Rosemount DP transmitters, temperature and E&H, Khrone flow.
• Initiate preventive and corrective maintenance on foundation… Show more
• Initiate preventive and corrective maintenance on foundation fieldbus and HART instruments using 457 Hart Communicator and fluke digital measuring/sourcing devices (Instruments are integrated on ABB 800xA system)
• Involved in PreCommissioning/Commissioning of PLC Controlled systems in the plant (Siemens 300/400) that include Absorption Refrigeration Units, MAN-Turbo Steam Turbine, Flare Systems and Airlock Units; Initiate.
• Acquainted with Plant safety Rules, Environment Health and Safety Standards, Safe Work permit and SAP systems for Maintenance Notification Procedures
• Performed uploading, editing and debugging of S7300/S7400 PLC controlled systems using Simatic PG on systems built with Siemens PLC

Doha, Qatar

• Worked as a Service Technician for AUMA electric actuators, sole agent for AUMA in Qatar; acquired technical training in Auma Middle East Bahrain to enhance skills in maintenance and troubleshooting.
• Performed diagnostic tests and repairs on actuators at workshop and at site for rectification of faults
• Assigned on modification and commissioning tasks on actuators installed on Sewage treatment plants, Reservoir and Pumping Stations and Oil and Gas Industries.
• Initiate service… Show more
• Initiate service reports, parts inventory and purchase orders, and attends to emergency/on-call services for clients
• Meet Clients/Contracting companies to deal with proper corrective and preventive measures on actuators.* Involved in services for Commissioning and Servicing of actuators in various desalination,water.

Doha, Qatar

• Gained experienced in steel reinforcement and wire mesh manufacturing industry
• Troubleshoot errors on automated/plc operated machines for steel production ( EVG,SCHNELL,& DELISI)
• Worked on Electric Overhead Cranes (MET and KONECRANE) and performed repairs and troubleshooting as required
• Proficient in MS outlook for internal communications and prepares quotations inquiries for stock purchases.
• Perform corrective and preventive maintenance on equipment involving… Show more
• Perform corrective and preventive maintenance on equipment involving instruments,pneumatics/electropneumatics,hydraulics, and electromechanical units. Show less

Jubail, Saudi Arabia (Ibn Zahr - A Sabic Affiliate)

• Tasked in PLC fault finding (Siemens S7/S5, ASI and Profibus protocols) and knowledgeable in preventive and corrective maintenance of automated machines of PP and PE Product handling plants
• Performed uploading, editing and debugging of S7300 PLC controlled systems used in the packaging area
• Responsible for SAP Maintenance Notification Processing/Work order release, spare parts update, and purchases of materials necessary for machine parts replacement
• Extensive skill and initiated… Show more
• Extensive skill and initiated troubleshooting in German-designed machines such as Windmollerholsher, Webstergriffin packaging machines, Beumer and Mollers packaging lines, Domino printers, calibration of scales.
• Obtained training for Work Permit training and Safety standards in Oil and Gas Industry

Digos City, Davao Del Sur Philippines

• Responsible in installation, modification and troubleshooting of Mitsubishi and Omron PLC related faults on Units in the Brick plant Manufacturing such as Storage Silos and conveying, Mixer, Dry and press machine.
• Initiated research for parts and proper operations documentation
• Proficient in machine operations to provide better understanding of the system and giving further troubleshooting methods.
• Responsible for daily… Show more
• Responsible for daily maintenance and troubleshooting of the brick plant equipment
• Handling testing and troubleshooting of the components such as sensors, pneumatic/electro-pneumatic solenoid valves and cylinders to optimize machine functionality