Support Services Administration

What the Numbers Say About Support Services Administration

0.1% of the federal civilian workforce (2,289,472 employees total, March 2025) works in the Support Services Administration occupation (OPM code 342): 2,346 people, headcount down -2.0% versus the prior period, a modest but trackable signal for anyone considering this specialized federal career path.

The average salary for Support Services Administration is $94,217 per year, placing it 14.2% below the overall federal civilian average of $109,869. Salaries moved up by 2.1% from the prior period, a broad shift as locality pay tables and grade-level adjustments moved through the workforce. Average length of service in this role is 14.9 years, a mid-length average tenure, reflecting a mix of career employees and those who transfer or exit mid-career.

Code 3, the General Administrative, Clerical, and Office Services Group family, is where the federal government classifies Support Services Administration alongside 27 related occupations. Candidates browsing USAJOBS for Support Services Administration postings should also review these sibling occupations, since federal hiring managers often cross-post positions across closely related codes when recruitment is difficult. All figures here come directly from OPM FedScope Employment Cubes, the same official source referenced in federal workforce planning, budget justifications, and GAO reports.

Within the General Administrative, Clerical, and Office Services Group family, Support Services Administration ranks #11 of 28 by headcount, accounting for 0.7% of the family's combined 339,466 employees. Its average salary ranks in the top half (64th percentile) of pay among General Administrative, Clerical, and Office Services Group occupations.