Companies in this state:

Sanmina-SCI Corporation  
A Major electronics manufacturing services (EMS) provider
Headquarters: San Jose, California
Find Sanmina-SCI jobs at http://www.sanmina-sci.com (under company profile)
 

Pacific Gas and Electric Company  

A utility that provides natural gas and electricity
Headquarters: San Francisco, California
Find PG & E jobs at http://www.pge.com/about/careers/
 

Northrop Grumman  

An aerospace and defense technology company
Headquarters: Los Angeles, California
Find Northrop Grumman jobs at http://careers.northropgrumman.com
 

McKesson  

Major health care corporation
Headquarters: San Francisco, California 94104
Find McKesson jobs at http://www.mckesson.com  

Chevron  

Oil and Gas corporation
Headquarters: San Ramon, California
Find Chevron jobs at http://careers.chevron.com  

Ingram Micro  

A major technology distributor which provides technology sales, marketing and logistics.
Headquarters - Santa Ana, California

Find Ingram Micro jobs at http://www.ingrammicro.com/ under the careers section