Duties Performs operation and maintenance of electrical power systems beginning at the service entrance of buildings and structures, and maintains complete wiring systems, conduit systems, cable systems, conductors, switches, receptacles, outlets, device plates, and grounds and light fixtures. Installs, operates and maintains power generation equipment, emergency generating devices, and large uninterruptible power supplies.
Installs, troubleshoots and repairs electrical units such as generators, motors, voltage regulators, and large uninterruptible power supplies; locates sources of malfunction; and accomplishes required repairs by splicing or replacing wiring, rewinding armatures and fields and light fixtures. Ensures that all work conforms to the National Electric Code.
Skills Required Electrical system knowledge: Be familiar with the system architecture of electrical products in data centers, the working principles, maintenance requirements and fault diagnosis of data center 2N architecture, UPS system, switching power supply, lead-acid battery, etc., and understand the schematic diagrams of electrical main circuits and secondary control circuits. Equipment maintenance: Be able to independently complete the operation of the power distribution system, daily inspection, preventive maintenance, fault location and processing of UPS, switching power supply, lead-acid battery, etc. Also, perform emergency switching operations according to the system power distribution topology diagram, and master the technical support capabilities of related equipment. Daily operation and maintenance: Be able to independently formulate the maintenance SOP of the equipment, have independent operation capabilities, be able to formulate detailed operation and maintenance (O&M) plans, and track their implementation. Be familiar with the spare parts and consumables list of equipment operation and maintenance, and be able to promptly propose procurement requirements. Tool use: Be proficient in the use of electrical tools and materials, including test instruments and electrical installation tools. Fault diagnosis: Have strong problem-solving skills and be able to efficiently diagnose and repair equipment failures. Experience/Qualifications Related experience: 5 years or more of experience in installation, maintenance and troubleshooting of transformers, power distribution cabinets, UPS, switching power supplies, lead-acid batteries and other equipment. Data center experience: Priority is given to those who have experience in operation and maintenance in a data center environment, and familiarity with major UPS brands (such as Masterguard, Liebert APM, Newave, etc.) is preferred. Education Required Educational requirements: Bachelor degree or above in electrical engineering or related field, or relevant diploma from a technical college/university of technology (e.g., Higher National Diploma/National Diploma/Diploma in Electrical Engineering). Professional qualifications: Professional engineering technician qualification certified by the South African Engineers Association (ECSA), or other relevant industry certification. Safety certificates: Possess relevant safety operation and electrical regulations certificates.
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