That places Vargas in a similar position to a rising number of Silicon Valley workers brought in by tech giants to work on third - party firm contracts, not
only janitorial services and caterers that can be found in any corporate campus, but more specific roles created for contractors as projects evolve.
Janitorial services, while critical to maintenance of buildings such as hospitals and apartment buildings, amount to
only a small portion of overall operating costs, so possible savings from automation could be fractional, he says.