Electrical and Electronics Repairers, Powerhouse, Substation, and Relay

• Construct, test, maintain, and repair substation relay and control systems.
• Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
• Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
• Notify facility personnel of equipment shutdowns.
• Open and close switches to isolate defective relays, performing adjustments or repairs.
• Prepare and maintain records detailing tests, repairs, and maintenance.
• Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
• Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
• Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
• Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.
• Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
• Run signal quality and connectivity tests for individual cables, and record results.

Source: O*NET OnLine information for Electrical and Electronics Repairers, Powerhouse, Substation, and Relay.

• Critical Thinking - Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
• Equipment Maintenance - Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
• Repairing - Repairing machines or systems using the needed tools.
• Reading Comprehension - Understanding written sentences and paragraphs in work related documents.
• Quality Control Analysis - Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
• Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
• Active Listening - Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
• Troubleshooting - Determining causes of operating errors and deciding what to do about it.
• Speaking - Talking to others to convey information effectively.
• Complex Problem Solving - Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.

Source: O*NET OnLine information for Electrical and Electronics Repairers, Powerhouse, Substation, and Relay.