Junior Supply Officer
Drawn directly from OPM FedScope (March 2025), this page tracks headcount, average salary, tenure, and pay comparison for the Junior Supply Officer occupation series (code 9993).
The verdict
In the Vessel Jobs Family (excluded From the Federal Wage System) family, Junior Supply Officer counts 122 employees, a smaller, specialized federal occupation at 0.0% of the federal civilian workforce, and headcount grew 3.4% from the prior period; pay averages $91,249, which pays below the federal-wide $109,869.
- Employees
- 122
- Share of workforce
- 0.0%
- Avg salary
- $91,249
- Avg tenure
- 12.2 yrs
What the Numbers Say About Junior Supply Officer
Federal agencies employ 122 people in the Junior Supply Officer occupation (OPM code 9993), accounting for 0.0% of the total federal civilian workforce of 2,289,472 for the March 2025 reporting window. Headcount in this occupation moved up by 3.4% versus the prior period, though at this small a headcount, year-to-year swings can reflect a handful of hires or departures rather than a broad hiring trend.
Junior Supply Officer pays $91,249 per year on average, 16.9% below the $109,869 federal civilian average, after moving down 0.0% from the prior period (a small shift, within the range of normal year-to-year rounding rather than a broad pay-table change). Employees in this role stay an average of 12.2 years, a mid-length average tenure, reflecting a mix of career employees and those who transfer or exit mid-career.
Code 99, the Vessel Jobs Family (excluded From the Federal Wage System) family, is where the federal government classifies Junior Supply Officer alongside 50 related occupations. Candidates browsing USAJOBS for Junior Supply Officer 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.
Junior Supply Officer makes up 2.0% of the 6,135 employees across the Vessel Jobs Family (excluded From the Federal Wage System) family, ranking #14 of 51 occupations in that family by headcount.
Employees
122
+3.4% from prior period
Average Salary
$91,249
0.0%
Avg Length of Service
12.2 yrs
Occupation Family
Vessel Jobs Family (excluded From the Federal Wage System)
Salary Context
How Junior Supply Officer pay compares to the federal average of $109,869
Occupation Average
$91,249
Federal Average
$109,869
vs. Federal Avg
-16.9%
Where Junior Supply Officer ranks on federal pay
Its average salary of $91,249 is higher than 55% of federal occupation series (346 of 634). The highlighted bar marks where Junior Supply Officer sits in the federal pay distribution.
Average-salary distribution across all 634 federal occupation series; Junior Supply Officer ranks higher than 55%.
Related Occupations in Vessel Jobs Family (excluded From the Federal Wage System)
10 other occupations in the same family
| Occupation | Employees | Avg Salary | Avg LOS |
|---|---|---|---|
| Steward Utilityman | 748 | $38,354 | 4.7 yrs |
| Ordinary Seaman | 712 | $38,310 | 1.7 yrs |
| Able Seaman-Maintenance | 528 | $55,876 | 11.7 yrs |
| Wiper | 256 | $42,135 | 2.5 yrs |
| Engine Utilityman | 254 | $49,916 | 8.1 yrs |
| Able Seaman | 225 | $58,397 | 12.6 yrs |
| Boatswain's Mate | 175 | $61,606 | 17.2 yrs |
| Third Assistant Engineer | 174 | $91,616 | 6.6 yrs |
| Second Assistant Engineer | 170 | $112,614 | 12.6 yrs |
| Third Officer | 163 | $83,457 | 4.3 yrs |
Frequently Asked Questions
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Data Source: U.S. Office of Personnel Management (OPM) FedScope Employment Cubes, March 2025. Federal civilian non-seasonal full-time and part-time employees. Data does not include military personnel, postal workers, or intelligence agency staff. Last updated: 2026-03-10.
Read our methodology - how this data is sourced, computed, and verified.
PlainGovJobs is rendered directly from OPM FedScope federal-workforce data, no number is typed in by an editor. This page draws directly on OPM FedScope occupation-level employment records. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.