| Item | Obligations |
|---|---|
| All Other Professional, Scientific, and Technical Services | $611M |
| Engineering Services | $508M |
| Other Aircraft Parts and Auxiliary Equipment Manufacturing | $30.7M |
| Ship Building and Repairing | $12.4M |
| Other Support Activities for Air Transportation | $12.2M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $5.3M |
| Educational Support Services | $2.1M |
| Electronic and Precision Equipment Repair and Maintenance | $1.8M |
| Custom Computer Programming Services | $881K |
| Software Publishers | $657K |
All Other Professional, Scientific, and Technical Services is Hii Mission Technologies's largest federal market, with $611M in obligations.