I'm not sure. Does it refer to the nature of the job for the person? Or the industry in which the company is in? Maybe it means "employee of tech company" as op

I'm not sure. Does it refer to the nature of the job for the person? Or the industry in which the company is in? Maybe it means "employee of tech company" as opposed to "employee doing tech-related work". I guess it could mean both depending on the context.