Mechanic Job in Los Angeles, California

I am an individual in need of an auto mechanic, preferably knowledgeable with MZB and Emissions Control (Cat. Conv.) Must be knowledgeable in the area of Welding. Must maintain one or more Automobile Mechanics/Technicians Degree, Certification or equivalent. This individual must present themselves as close to an expert within one of those areas. Must have professional references and possibly be willing to testify in Court.