System Delta 84 (SYD 84/MT) Medium Earth Orbit Missile Warning / Missile Tracking Epoch 3 and Epoch 4, Request for Information (RFI)
Updated
Sources Sought from the Department of the Air Force, for work in El Segundo, California. Due Dec 1, 2026, 4:00 PM (UTC-8), 20 days left.
| Title as posted | SYSTEM DELTA 84 (SYD 84/MT) MEDIUM EARTH ORBIT MISSILE WARNING / MISSILE TRACKING EPOCH 3 and EPOCH 4, REQUEST FOR INFORMATION (RFI) |
|---|---|
| Solicitation number | FA8810-RFI-26-SYD84-E3E4 |
| Agency | Department of the Air Force |
| Office | FA8810 Space Sensing Ssc/Snk |
| Notice type | Sources Sought |
| Set-aside | None |
| Trade (NAICS) | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) (541715) |
| Place of performance | El Segundo, California |
| Posted | Nov 10, 2026 |
| Response deadline | Dec 1, 2026, 4:00 PM (UTC-8) (20 days left) |
| Add the deadline to | Google Calendar · Apple / Outlook (.ics) |
Federal prevailing wage rates for this place: California Davis-Bacon and SCA wage determinations.
Description
SPACE SYSTEMS COMMAND (SSC) System Delta 84 (SYD 84/MT) MEDIUM EARTH ORBIT MISSILE WARNING / MISSILE TRACKING EPOCH 3 and EPOCH 4 UPDATE 10 November 2026 The Government has updated the RFI Page Count to 50 Pages. Additionally, industry should reach out to our [email protected] for instructions for classified submittals. UPDATE 8 September 2026 The Government has made an update to the Response Date.
The Updated Response Date is: 1 December 2026. The Inactive Policy will remain as "15 Days after Response Date." UPDATE 21 August 2026 The Government has made available via DoD SAFE transmissions the following documents to interested vendors (in good standing on SAM.GOV) who have contacted the Government POCs in this RFI: (CUI) MEO Epoch 3&4 Industry Day Briefing 07_22_2026 (CUI) Epoch 3&4 Market Research RFI CUI Industry Day Q&A Document 08_20_2026 (CUI) Instructions for the Release of Attachments to MEO Epoch 3&4 Market Research RFI 08_20_2026 Additionally, the Primary Point of Contact (Contracting Officer/Agreements Officer) has been updated, to Capt Kerry Kearschner, USAF.
Email: [email protected]. The following companies were added to the list of entities/contractors supporting SSC/SYD 84 and its affiliated government organizations: The Tech7 Company and Galaxia If the respondent disagrees with the release of its RFI response to any of the aforementioned firms, the respondent must clearly state this restriction in the cover letter accompanying the RFI response. END OF UPDATE Description SSC requests industry feedback on a Resilient Missile Warning and Tracking (MWT) Medium Earth Orbit (MEO) layer Epochs 3 & 4 (E3&4) production feasibility that will support MWT Full Warfighting Capabilities (FWC).
The government is seeking industry feedback to inform the MEO E3&4 acquisition strategy and technical approach. The MEO MWT architecture is being incrementally developed in capability-based deliveries called Epochs. Each Epoch is expected to include at least one competitive award and allows for insertion of new technology and innovative solutions in response to progressive or updated warfighter requirements to ultimately meet Overhead Persistent Infrared (OPIR) capability needs.
This RFI requests industry feedback and approaches to support delivering a MEO MWT E3&4 capability. The government encourages capability providers to offer responses for individual or multiple elements of the system architecture: Epochs 3 & 4 Space Vehicles (E3&4 SVs) - delivery, integration, and operations MEO Ground - ground segment with facilities and sites to operate the entire MEO MWT constellation with respect to Command and Control (C2) Digital Engineering Integration in alignment with Government Digital Engineering vision Contract Type The government is intending to use only Firm Fixed Price (FFP) contract type with an Other Transaction Authority (OTA) agreement.
Feedback on this approach is welcome. Small Business Consideration The North American Industry Classification System (NAICS) code for this effort is 541715 - Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). The small business size standard is 1,000 employees.
Participation from small and small disadvantaged businesses is encouraged. SSC's Small Business points of contact can be reached at [email protected] or by phone at (310) 653-1108. Small Business Opportunities The government would like to encourage small business participation in the performance of this effort and requests insight into how your company would incentivize Small Business participation.
Provide an assessment of potential subcontracting opportunities. Do you have any recommendations to increase small business participation under this effort? Is there a more appropriate NAICS code to advertise this effort to maximize competition in industry?
Instructions to Responders To receive the full RFI and additional supporting documentation, please send an email to the government POCs with the subject line “MEO Epochs 3 & 4 RFI – (company name)”. Include your organization’s pertinent information below: Submitter's Name and Parent Company Mailing Address/Facility: Street address, city, state, and nine-digit zip code Commercial and Government Entity (CAGE) Code Unique Entity Identification (UEI) Point of Contact (POC) POC Telephone number and email address Prime or Sub Role If Prime, identify how your firm will meet requirements set forth in 10 U.S.C. §4022 (A, B, or C) If sub, identify what capacity your firm will support and potential prime partnership (if known) CUI information can/will only be sent to company POCs listed in the SAM.Gov database.
To receive the classified information, please include in the initial contact a SIPR, JWICS or comparable email address where these documents can be sent. Requesting organizations must possess a facility clearance of at least SECRET, which will be verified prior to data release. The government is also willing to physically distribute content to requesting organizations (or divisions/sectors of organizations) without electronic classified means of communication once properly cleared by our security team and proper arrangements are made with our POCs below.
Format For Response SSC will endeavor to respond to all requests in the order they are received. All email responses to this RFI must include the subject line “MEO Epochs 3 & 4 RFI – (company name)”. All responses to this RFI should be provided as instructed in the RFI.
Contact the POCs identified below for more information. (U) Government Representatives: Mr. Jack Barnett – [email protected] Ms. Lorene Avendaño – [email protected] Mr. Archie Daquioag - [email protected] Any information submitted by respondents to this RFI is strictly voluntary. The government encourages interested parties to submit the information requested for the
The description continues in the official notice.
Contracting contact
- Kerry Kearschner, Capt, USAF · [email protected]
As published on the official notice. Ask questions in writing and before any questions deadline the notice sets.
Is your business small enough?
For NAICS 541715, a business counts as small if it has no more than 11 employees (SBA size standard, with exceptions in the notes). This notice is set aside, so only businesses under that size, or in the named program, can bid. SBA table, current as of Oct 15, 2026.
Notice history
- Sep 8, 2026: Sources Sought Due Dec 1, 2026, 4:00 PM (UTC-8)
- Aug 21, 2026: Sources Sought Due Oct 31, 2026, 4:00 PM (UTC-7)
- Jun 15, 2026: Sources Sought Due Oct 31, 2026, 4:00 PM (UTC-7)
Companies that win this kind of work
Federal contractors paid for research and development in the physical, engineering, and life sciences work, who also hold Air Force contracts (last 12 months): possible competitors, or partners to team with.
- The Johns Hopkins University Applied Physics Laboratory LLC $1.9 billion in this trade
- Lockheed Martin Corporation $1.8 billion in this trade
- Raytheon Company $1.7 billion in this trade
- The Aerospace Corporation $1.1 billion in this trade
- Booz Allen Hamilton Inc $791.0 million in this trade
About the buyer
The Department of the Air Force awarded $83.1 billion in contracts in the last 12 months; its biggest suppliers were The Boeing Company, The Boeing Company and Raytheon Company. See what Air Force is buying now.
Research and Development in the Physical, Engineering, and Life Sciences contracts right now
There are 271 open government contract opportunities in this trade (NAICS 541715), 39 posted in the last 7 days; 29% are set aside for small businesses. The agencies buying the most are Department of the Air Force, Department of the Army and Defense Advanced Research Projects Agency (DARPA). Most of the work with a stated place is in Maryland, District of Columbia and New Mexico. A notice in this trade gives a median of 52 days from posting to deadline; this one gives 21 days.
All open research and development in the physical, engineering, and life sciences contracts
Coming up in this trade
Planned contracts from the agencies' procurement forecasts, often months before a solicitation. Plans can change.
Recent awards in this trade
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From the award notices agencies publish.