The Irishman, who will also continue to be as Martin O'Neills variety two with the Republic of Eire, has been eager to make a return to the day -to- working day workings of soccer since currently being sacked as Ipswich manager in January 2011.
Keane, even with formerly becoming in cost at Sunderland, insists he has no problems staying an assistant.
"From my practical experience so far together with Martin I am a little bit a lot more fingers -on with the players, which I have loved," he claimed.
"It is a distinct part with Villa but I can adapt and I believe my encounter as a supervisor will enable simply because it is hard becoming a manager.
" Hopefully I will make Paul's occupation less complicated. Ideally I am a person Paul can rely on (I can) talk to the gamers and staff members.
"I have some great expertise from my playing times - some terrible ones as properly.
" I will keep my task description pretty easy. I'm listed here to help the staff and get final results.
"I have some fantastic encounters as a participant and a supervisor and obviously he (Lambert) thinks I can convey something to the celebration.
"I am not promising miracles but ideally an advancement."
Keane, who was linked with the Celtic work earlier this summer, unveiled that it was the option Villa offered - permitting him to continue to be in a posture with the national team - which confident him to make a return to the Leading League.
"I have thought about it. I've experienced 3 several years off, I should be ready," he extra.
"It was the full deal : that I know Paul, Villa is a top club, that I could proceed doing work with the Irish team.
"You weigh all these things up and I saved coming up with the same summary.
"They (Villa) have experienced a hard two or a few several years but that is aspect of the obstacle.
"I am aware the club is for sale but that did not place me off.
"I have a probability to perform with Paul at Villa: from a selfish level of see I assume it would help me operating with gamers in the Leading League.
"I am privileged to be however doing work with the Irish group, I really don't think it will be a challenge doing work in the two roles."