Yes, TRANSFERRING is a Scrabble word!

Letter values in Scrabble US: T 1, R 1, A 1, N 1, S 1, F 4, E 1, R 1, R 1, I 1, N 1, G 2.

Is it a valid word?

TRANSFERRING is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

transfer somebody to a different position or location of work
move from one place to another
lift and reset in another soil or situation
move around
cause to change ownership
change from one vehicle or transportation line to another
send from one person or place to another
shift the position or location of, as for business, legal, educational, or military purposes
transfer from one place or period to another

Not playable in Scrabble US: CHANNELISE.