Plant Mechanic salary at South San Francisco

The average plant mechanic salary at South San Francisco was $156,317 , which is 12 percent higher than the average salary for this job in California, and 201 percent higher than the national average for this job . Plant Mechanic salaries at South San Francisco typically range from $146,122 to $168,705 (25th to 75th percentile). The highest reported plant mechanic salary was $168,763. There are 6 employees at South San Francisco with the job title plant mechanic.