The average comm svcs spec salary at Davis was $3,665 , which is 1 percent lower than the average salary for this job in California, and 1 percent lower than the national average for this job . Comm Svcs Spec salaries at Davis typically range from $1,620 to $5,067 (25th to 75th percentile). The highest reported comm svcs spec salary was $9,894. There are 298 employees at Davis with the job title comm svcs spec.