According to the Uptime Institute , almost half the data centre workforce today has 20 years of experience or more , and by 2025 half of existing engineering staff will retire despite the number of staff needed to run the world ’ s data centres predicted to grow from around two million to nearly 2.3 million by 2025 . The global digital infrastructure authority also stated in 2021 , more than three-quarters of data centre operators surveyed said less than 10 % of their staff members were women , unchanged since 2018 . And just two years before , in 2019 , a report on privately owned enterprise data centres found that 25 %