Maintenance Operations Assistant salary at Metropolitan Water District of Southern California

The average maintenance operations assistant salary at Metropolitan Water District of Southern California was $64,777 , which is 5 percent higher than the average salary for this job in California, and 3 percent higher than the national average for this job . Maintenance Operations Assistant salaries at Metropolitan Water District of Southern California typically range from $39,201 to $81,457 (25th to 75th percentile). The highest reported maintenance operations assistant salary was $102,939. There are 18 employees at Metropolitan Water District of Southern California with the job title maintenance operations assistant.