The average custodian day salary at Cambrian was $96,608 , which is 6 percent higher than the average salary for this job in California, and 196 percent higher than the national average for this job . Custodian Day salaries at Cambrian typically range from $84,966 to $108,772 (25th to 75th percentile). The highest reported custodian day salary was $116,738. There are 5 employees at Cambrian with the job title custodian day.