The older the conviction the better. try moving out of state as some employers are too cheep to do a nation wide background check.
Also be up-front about you situation dis-close clean and sober time or rehab.
Grocery stores some medical clinical and hotels are good places to start.
GET THAT FELONY EXPUNGED....sadly there is a backlog in San Diego courts and requests for expungment are handled by newbee layers looking to get some legal experience.
Good luck to all:].... as the USA has the most documented felons in the world.