Spectrum Information Systems (SIS) Helpdesk
Dept of Defense · DEFENSE INFORMATION SYSTEMS AGENCY (DISA)
This notice is not accepting responses (deadline was Feb 27, 2026, 4:00 PM EST).
Page kept for research and related open opportunities below. For current work in this category, use the related notices or browse hubs.
- Response deadline
- Feb 27, 2026, 4:00 PM EST
- Posted
- Feb 26, 2026
- Solicitation
- 632674007
- Set-aside
- Total Small Business
- PSC
- —
- Place of performance
- MD, USA
- Contracting office
- DEFENSE INFORMATION SYSTEMS AGENCY · FORT MEADE · MD
- Source
- SAM.gov · updated Jul 5, 2026
Description
The Defece information Systems Agency (DISA) is seeking information from potential sources for the SIS Helpdesk to provide Tier II technical, administrative, and Electromagnetic Spectrum (EMS) operational support at the basic and advanced level for capabilities within the Global Electromagnetic Spectrum Information System (GEMSIS) program portfolio of applications on Secret Internet Protocol Routing network (SIPRNet) and Non-Classified Internet Protocol Routing network (NIPRNet). The applications include Joint Spectrum Data Repository (JSDR), Joint Spectrum Interference Resolution Online (JSIRO), Spectrum Twenty-One (SXXI), and End-to-End Supportability System (E2ESS). The draft Perfomance work Statement (PWS) was updated to remove CUI markings. * The purpose of this amendment is to extend the response due date to 27 February 2026.
What similar awards have paid
Real federal awards already on the books in a similar lane — so you can size the opportunity, not guess. This is public history, not a bid price, cost estimate, or prediction that you will win.
Typical award size
$446,844
Middle of the pack for similar past awards
Most similar awards fall between $143,578 and $1.66M
Who has won work like this
Public awardees in this lane — useful for competitor scan or teaming ideas, not a ranked list of “best” firms.
- 1BOOZ ALLEN HAMILTON INC203 awards$4.33B
- 2HII MISSION TECHNOLOGIES CORP10 awards$2.97B
- 3GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.41 awards$2.39B
- 4THE MITRE CORPORATION5 awards$2.34B
- 5SCIENCE APPLICATIONS INTERNATIONAL CORPORATION109 awards$2.29B
- 6PERATON INC.12 awards$2.28B
- 7LEIDOS, INC.13 awards$1.66B
- 8MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC.6 awards$1.57B
Drawn from official USAspending contract records in our index. Always confirm requirements on the SAM.gov notice before you bid.
Intelligence only — not legal advice or a guarantee of award. Always verify requirements on the official SAM.gov notice. Past award amounts are public history, not a suggested bid or prediction. Notice ID 8d458059f3ea4d638b71c1e1b04ad5a3.