The members of staff who work out of public view, such as the coaching team in a sports club.
"backroom staff" is a correct and usable phrase in written English. It is used to refer to a group of people who work behind the scenes in a company or organization, typically in administrative or support roles. Example: The success of the new product launch was thanks to the hard work of our backroom staff, who meticulously handled all the logistics and paperwork.
"The backroom staff is very good.
Maradona's backroom staff had to go.
2002: Becomes part of Jose Mourinho's backroom staff at Porto.
But what about the vital role of backroom staff?
As he convalesced he would not leave his backroom staff to run Anfield.
Jenkins discussed possible changes to the backroom staff with Laudrup, including involving Monk.
The deal was done and that night Fergie took the entire backroom staff out to dinner.
"I thank the board, the academy coaches, the backroom staff and my team-mates.
Jol intends to bring his brother Cornelius to Fulham as part of his backroom staff.
Michael Carrick has accepted José Mourinho's offer to join his backroom staff at Manchester United.
I love dealing with my backroom staff, with the SFA staff.
Ludwig does not simply clarify my doubts with English writing, it enlightens my writing with new possibilities
Simone Ivan Conte
Software Engineer at Adobe, UK