Ormerod, 43, has made over 200 Blackpool appearances, as well as featuring for the likes of Southhampton, Leeds United, Preston North End before ending his his career at Bamber Bridge.
He will join Jamie Milligan's backroom staff on a part-time basis.
On the announcement, Ormerod said: “Milly got the job and he and John Hills asked me to come and help out and take a few training sessions every now and again.
“I’ve known them both a long time and they’re both great lads.
“I played with them both as players, John with two spells at Blackpool, and Jamie obviously at Brig as well as Blackpool.
“I’m looking forward to going back – there’s a few familiar faces there, Boothy and Lawls are still there, and there’s Ali as well.
“I was delighted to be asked and it is one of those things – hopefully I can try and help play a small part in bringing a bit more success to Brig.
“They’ve got a great management team so if I can come in and help in a small way I’d be delighted."
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