Sean Jefferson
- Agency
-
Department of the Navy Department of Defense
- sean.jefferson@dcma.mil
- Phone
- Not on record
- Latest SAM.gov record
Contact facts
- Offices
- 10+
- Contract awards and IDVs
- 66 12 awards, 54 IDVs, as contracting staff
- Top vendors
-
- Amentum Services, Inc. 48 awards and IDVs · $336M in award value
- Naval Systems, Inc. 2 awards and IDVs · $17.6M in award value
- First SAM.gov record
Awards come from FPDS, which names the staff who created, approved or last changed an award without saying which. FPDS publishes their email address only; the name is the one it spells.
Contract awards and IDVs
Show 15 more
Latest 25 of 66 listed here. See the rest on GovTribe.
Top vendors
| Rank | Vendor | Awards and IDVs | Award value |
|---|---|---|---|
| 1 | Amentum Services, Inc. | 48 | $336M |
| 2 | Naval Systems, Inc. | 2 | $17.6M |
| 3 | International Systems Management Corp. | 2 | — |
| 4 | General Scientific Corporation | 2 | — |
| 5 | Avian, LLC | 2 | — |
| 6 | General Dynamics Information Technology, Inc. | 1 | $6M |
| 7 | Apptis, Inc. | 1 | — |
| 8 | The Keyw Corporation | 1 | $9.83M |
| 9 | Trandes Corp | 1 | $580K |
| 10 | Amentum Government Services, Inc. | 1 | $240M |
Award value adds up the base and exercised options recorded for the contract awards naming them. IDVs carry no value of their own.
Top NAICS codes
| Rank | NAICS code | SAM.gov records |
|---|---|---|
| 1 | 541330 Engineering Services | 30 |
| 2 | 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | 4 |
| 3 | 488190 Other Support Activities for Air Transportation | 3 |
| 4 | 336411 Aircraft Manufacturing | 2 |
| 5 | 561210 Facilities Support Services | 2 |
| 6 | 611430 Professional and Management Development Training | 2 |
| 7 | 325510 Paint and Coating Manufacturing | 1 |
| 8 | 334111 Electronic Computer Manufacturing | 1 |
| 9 | 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | 1 |
| 10 | 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing | 1 |
Top PSC codes
Offices
Quick answers
Who is Sean Jefferson?
Sean Jefferson is a federal contracting contact at Naval Sea Systems Command (Department of the Navy). Contracting staff on 12 contract awards and 54 IDVs, from June 27, 2017 to September 18, 2025.
What agency does Sean Jefferson work for?
Sean Jefferson's SAM.gov records name Naval Sea Systems Command (Department of the Navy) most, among 10 offices.
How do I contact Sean Jefferson?
FPDS lists Sean Jefferson's email sean.jefferson@dcma.mil.
Which vendors has Sean Jefferson awarded contracts to?
The vendors on the most contract awards and IDVs naming Sean Jefferson are Amentum Services, Inc., Naval Systems, Inc. and International Systems Management Corp.. Sean Jefferson's contract awards to Amentum Services, Inc. add up to $336M in base and exercised options.
On GovTribe
See Sean Jefferson's full record
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