Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.
20,720 people do this job in the US. $103,020 a year.
of the working time. Estimate.
- 19%
- 20%
- 61%
Measured, from Anthropic's usage data (2025). Counts help on part of a task.
On the chosen pace and reliability. Estimate.
Share of the working time within reach, now to 2030
What each choice means: , , , , . Every pace starts from .
At this date and pace, models finish tasks up to 4.4 h long four times in five.
How far this has come
With GPT-4, measured in March 2023, 0% of this job's working time was within reach at . With Claude 3.7 Sonnet, measured in February 2025, 0%. With Claude Mythos Preview (early), measured in April 2026, 17%. Today's estimate: 19%.
A backcast: today's task data with the best model METR had measured by each date. It shows how fast the models have moved, not what anyone forecast at the time.
The tasks
Sorted by . 15 tasks from .
| Task | Kind | |||
|---|---|---|---|---|
| Construct, test, maintain, and repair substation relay and control systems.Done daily by most who do it. | 23% | 5 h1.7 h to 1.7 work days | Stays with people | |
| Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.Done daily by most who do it. | 18% | 1.3 h38 min to 3.3 h | Stays with people | |
| Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.Done several times a day by most who do it. | 12% | 1.1 h25 min to 2.5 h | Stays with people | |
| Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.Done daily by most who do it. | 12% | 1.3 h33 min to 2.5 h | 94%Half by now | |
| Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.Done more than yearly by most who do it. | 6% | 4.2 h1.7 h to 1.3 work days | Stays with people | |
| Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.Done more than yearly by most who do it. | 5% | 6.7 h1.7 h to 2.5 work days | Stays with people | |
| Prepare and maintain records detailing tests, repairs, and maintenance.Done daily by most who do it. | 5% | 33 min13 min to 1.1 h | 100%Half by now | |
| Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.Done more than monthly by most who do it. | 5% | 1.7 h38 min to 5 h | Stays with people | |
| Open and close switches to isolate defective relays, performing adjustments or repairs.Done more than monthly by most who do it. | 5% | 1.3 h25 min to 3.3 h | Stays with people | |
| Schedule and supervise splicing or termination of cables in color-code order.Done more than monthly by most who do it. | 3% | 2.5 h1.3 h to 6.7 h | Stays with people | |
| Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.Done more than yearly by most who do it. | 2% | 2.1 h50 min to 4.2 h | Stays with people | |
| Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.Done more than monthly by most who do it. | 2% | 50 min25 min to 2.5 h | 95%Half by now |
Within reach, per task: the share of the task's time whose instances are short enough for a model to finish at the chosen date, pace and reliability. Half by: the date half of that time comes within reach.
Jobs that share skills with this one
From O*NET's related occupations. Within reach now and by the end of 2028, long-run pace, four in five.
- Electrical and Electronics Repairers, Commercial and Industrial Equipment14% now, 20% by 2028
- Control and Valve Installers and Repairers, Except Mechanical Door1% now, 1% by 2028
- Electrical and Electronics Installers and Repairers, Transportation Equipment8% now, 8% by 2028
- Electrical and Electronic Engineering Technologists and Technicians17% now, 49% by 2028
- Electric Motor, Power Tool, and Related Repairers3% now, 3% by 2028
- Power Distributors and Dispatchers82% now, 91% by 2028
Where this job works
The industry groups that employ the most of it (BLS, May 2025).
Where the most of these jobs are
The metro areas with the most people in it (BLS, May 2025).