It's thought jobs will be outsourced at Stamford and Rutland Hospital
It's being claimed around 70 are moving to a private provider
The Union say if this goes ahead they will no longer be entitled to NHS pay and conditions.
They say patients will experience 'deteriorating standards' as they believe a private owner will try to save money.
It's claimed the trust that covers Stamford and Rutland hospital have told more than 70 staff that their jobs are being outsourced to a private provider.
North West Anglia trust were approached for a comment, but haven't yet responded.