The average mechanic salary at Campbell was $140,718 , which is 36 percent higher than the average salary for this job in California, and 152 percent higher than the national average for this job . Mechanic salaries at Campbell typically range from $133,008 to $148,427 (25th to 75th percentile). The highest reported mechanic salary was $148,427. There are 2 employees at Campbell with the job title mechanic.