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Support Activities For Transportation
OJT for Support Activities for Transportation: NAICS 488
The Support Activities for Transportation subsector is part of the Transportation and Warehousing sector.
The Support Activities for Transportation subsector includes the following industries:
- Support Activities for Air Transportation
- Support Activities for Rail Transportation
- Support Activities for Water Transportation
- Support Activities for Road Transportation
- Freight Transportation Arrangement
- Other Support Activities for Transportation
Subsector Context
The following chart breaks down the parent sector into its subsectors. It shows the percentage of people that these subsectors employ, relative to the entire sector, and the projected growth of these subsectors through 2026.
Largest Occupations
The following table shows the top 10 projected occupations, in size, for this subsector through 2026. It also shows the educational requirements and OJT requirements for these top-sized occupations. The OJT.com training directory provides a listing of the state-by-state training providers that can fulfill your on-the-job training requirements.
Largest Occupations in Subsector, Projected for 2026
| Occupation | 2026 Projected Employment (in thousands) | 2026 Projected Percent of Subsector | Percent Employment Change (2016-2026) | Education Requirements | OJT Requirements |
| Laborers and freight, stock, and material movers, hand | 76.1 | 10.5 | 9.0 | No formal educational credential | Short-term on-the-job training |
| Heavy and tractor-trailer truck drivers | 65.0 | 9.0 | 16.7 | Postsecondary nondegree award | Short-term on-the-job training |
| Cargo and freight agents | 60.0 | 8.3 | 12.9 | High school diploma or equivalent | Short-term on-the-job training |
| Aircraft mechanics and service technicians | 46.9 | 6.5 | 16.7 | Postsecondary nondegree award | None |
| Customer service representatives | 19.5 | 2.7 | 4.7 | High school diploma or equivalent | Short-term on-the-job training |
| Office clerks, general | 18.7 | 2.6 | 1.1 | High school diploma or equivalent | Short-term on-the-job training |
| General and operations managers | 18.0 | 2.5 | 12.0 | Unknown | Unknown |
| Sales representatives, services, all other | 17.9 | 2.5 | 12.4 | High school diploma or equivalent | Moderate-term on-the-job training |
| Dispatchers, except police, fire, and ambulance | 17.9 | 2.5 | 9.1 | High school diploma or equivalent | Moderate-term on-the-job training |
| First-line supervisors of office and administrative support workers | 16.3 | 2.2 | 8.2 | High school diploma or equivalent | None |
Growth Occupations
The following table shows the top 10 projected occupations, in growth, for this subsector through 2026. It also shows the educational requirements and OJT requirements for these top-growth occupations. The OJT.com training directory provides a listing of the state-by-state training providers that can fulfill your on-the-job training requirements.
Highest Growth Occupations in Subsector, Projected thru 2026
| Occupation | 2026 Projected Employment (in thousands) | 2026 Projected Percent of Subsector | Percent Employment Change (2016-2026) | Education Requirements | OJT Requirements |
| Operations research analysts | 0.2 | 0.0 | 31.6 | Bachelor’s degree | None |
| Paralegals and legal assistants | 0.1 | 0.0 | 26.2 | Associate’s degree | None |
| Lawyers | 0.2 | 0.0 | 25.5 | Doctoral or professional degree | None |
| Market research analysts and marketing specialists | 0.9 | 0.1 | 23.8 | Bachelor’s degree | None |
| Software developers, applications | 0.9 | 0.1 | 23.8 | Bachelor’s degree | None |
| Financial managers | 1.9 | 0.3 | 22.8 | Bachelor’s degree | None |
| Automotive service technicians and mechanics | 4.1 | 0.6 | 18.5 | Postsecondary nondegree award | Short-term on-the-job training |
| Tire repairers and changers | 0.2 | 0.0 | 18.1 | High school diploma or equivalent | Short-term on-the-job training |
| Bridge and lock tenders | 0.1 | 0.0 | 17.3 | High school diploma or equivalent | Short-term on-the-job training |
| Parts salespersons | 0.2 | 0.0 | 17.2 | No formal educational credential | Moderate-term on-the-job training |
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