Electrical Technician
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الوصف الوظيفي JOB DESCRIPTION Theoretical knowledge Petroleum: - Have a basic understanding of facilities / process (from well to export). Be knowledgeable of hydrocarbons behaviour and associated risks (explosion, asphyxia…). Computer: - Be able to produce a report using Word, be able to perform simple calculation with Excel. Have been introduced to internet and mails. Physics: - Understanding and use of basic laws and units of physic (resistance, inductance, DC & AC current and voltage, frequency, active and reactive power…). Be able to differentiate low and high voltages. Engineering: - Be able to read and use drawings (single line and schematic diagrams), vendor documents, name plate. Be knowledgeable of electrical symbols. - Possess notions on cable sizing and voltage dropping. - Be able familiar with a general facilities electrical network philosophy: main generation, emergency generator, switchboard and UPS. Have a basic understanding of inter-tripping and interlocking action, load shedding and load sharing modes. - Have a basic understating of cathodic protection system. Equipment: - Understand working principle of main electrical equipment: voltage & current transformers, electrical motor, alternator, feeder, UPS, battery, speed variator soft starter and graduator, HV/LV switchboard, lighting and heat tracing panel… For those, be aware of their preventive maintenance requirements. Be aware of CBM (thermography) requirement and purpose. - Understand principles and know the different systems of earthing (IT, TT, TN and DC unearthed system). - Have a basic knowledge of working principle of a PLC. Logic diagram with module: AND/OR, NAND/NOR, clock, delay, latch, memory, micro processor… Understand inhibit, alarm and trip concepts. - Understand the principle of electrical protection: short circuit, over load, earth fault, reverse power, transformer, alternator and motor specific protections. - Be knowledgeable on explosion proof materiel and associated requirements. - For high voltage panel: be able to identify all cubicles and their equipment. Understand interlocking systems in between cubicles. Maintenance: - Understand preventive, corrective predictive maintenance and maintenance plan concepts. Have a basic knowledge of the CMMS (be able to issue a notification, read, interpret and complete work orders…). Be able on a given and simple preventive work order to prepare tools, identify spare parts and adapted procedure or work instruction. Maintenance know-how - Be able to maintain and troubleshoot small electrical installation like lighting and heat tracing circuit. - Be able to identify the different types of cables (including ground ones) connect those properly (using lugs) and perform their proper laying (in trenches, on cable tray…). Select, use and install the appropriate cable glands and tags. - Be able to do preventive maintenance on non-critical equipment: batteries, motor, alternator, breaker, transformer, contactor and switchboard. - Be able to test and verify alarms, trip and interlock settings. - Be able to perform insulation and continuity tests - LV Electrical equipments: be able to dismantle, replace defective parts, reassemble, reconnect and check the system. Identify all accessories. Safety at work - Knowledge of electrical habilitation requirements and be certified as required. - Be aware of permit to work and electrical isolations requirements. Be aware of gas test requirement. - Be knowledgeable on PPE requirement and MSDS interpretation. - Be aware of area classification, marking for hazardous area ATEX rules and Ex explosion proof materials. Correctly report anomalies, accidents, near misses. المهارات - Know how to select and use the available and necessary hand tools for electrician (including special insulated tools). - Be familiar with construction practise: laying, pulling and connecting cables (using cables glands, terminals blocks, cable lugs, bus bar, sealing compound…) - Correct use and handling of multimeters, clip on ammeters, Ohmmeter, earth tester (megger), earth leakage kit and recorder تفاصيل الوظيفة https://www.bayt.com/ar/qatar/jobs/electrical-technician-4579443/?from_job_search=/ar/jobs/?filters%5Bjb_location_country_iso%5D%5B0%5D=ae&filters%5Bjb_location_country_iso%5D%5B1%5D=kw&filters%5Bjb_location_country_iso%5D%5B2%5D=qa&filters%5Bjb_location_country_iso%5D%5B3%5D=sa&jobId=4579454&options%5Bjb_is_external_job%5D%5B0%5D=1&page=11 |
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