The shift towards distributed electricity systems is changing the work of operators responsible for keeping high-voltage grids stable, according to a study in the International Journal of Human Factors and Ergonomics. The researchers looked at the concerns of employees at 15 Nordic grid operators.
As renewable generation becomes more common, operators report undertaking more active balancing work to allow for the intermittent nature of power production from wind, solar, and other sources. Automation is regarded as essential, but the team says that respondents raised concerns about reliability, stress, and changing skill requirements. The team also found that attitudes towards new technology were shaped partly by previous experience. However, a reliance on overloaded tools and outdated systems used in conventional energy production contributed to problems.
The researchers argue that the challenge is not simply to introduce more sophisticated software. Transmission system operators (TSOs), which operate high-voltage electricity networks, must also adapt training, work design, and organisational structures to cope better with the new demands.
The findings also point to a changing definition of expertise. Traditional manual skills may become less central as operators monitor automated processes, interpret outputs and troubleshoot system behaviour. Some respondents questioned whether emerging skills, including understanding algorithms and debugging, fit their conception of the operator role.
However, the researchers argue that technology, responsibilities and organisational support should develop together, with operators involved in designing future control-room systems.
Svensson, S., Borell, J. and Osvalder, A-L. (2026) ‘Operator perspectives and attitudes to evolving tasks and tools in power grid operations’, Int. J. Human Factors and Ergonomics, Vol. 13, No. 5, pp.1–27.
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