Hospitals looking for X-ray technicians, manufacturers looking for machinists, and energy suppliers looking for people to service rigs and keep them safe are all facing real worker shortages.

CNN: Commentary: Jobs going begging in some fields

His first company--launched in his mid 20s--made software for X-ray imaging machines and, later, for laptop computers that helped field technicians troubleshoot glitches in large equipment made by the likes of Xerox and Siemens.

FORBES: Magazine Article

His first company--launched in his mid 20s--made software for X-ray imaging machines and, later, for laptop computers that helped field technicians troubleshoot glitches in large equipment made by the likes of Xerox (nyse: XRX - news - people ) and Siemens.

FORBES: Is Your Product's Price Right?

Ray Gray, regional representative for Unison, said the union believes the plan means current ambulance workers, known as technicians, would be replaced by emergency care assistants.

BBC: Yorkshire Ambulance Service proposes workforce changes