The average mechanic salary at Roseville was $143,665 , which is 22 percent higher than the average salary for this job in California, and 131 percent higher than the national average for this job . Mechanic salaries at Roseville typically range from $137,420 to $153,568 (25th to 75th percentile). The highest reported mechanic salary was $162,687. There are 10 employees at Roseville with the job title mechanic.