Solicitation
Space Environment Technologies and Science (SETS) Broad Agency Announcement (BAA) Call 004
Department of Defense · Department of the Air Force
AI summarySolicitation FA945326RX012 (the Call letter writes it FA9453-26-R-X012) is the Air Force Research Laboratory (AFRL) asking for research and software work on real-time high-frequency (HF) radio propagation models and ionosphere simulation tools for military decision aids, under Call 004 of its Space Environment Technologies and Science (SETS) Broad Agency Announcement (BAA). Only firms holding a U.S. security clearance of SECRET or higher may respond; the response due date is November 13, 2026, 1:00 PM MT. The Air Force expects a cost-plus-fixed-fee contract (the Government pays allowed costs plus a set fee) of 39 months, with funds not yet available. More in the summary
AI summary Beta
This summary may miss requirements: 1 of 11 attachments weren't read (Atch 3 - Reps and Certs.pdf). Check the attachments on SAM.gov.
Solicitation FA945326RX012 (the Call letter writes it FA9453-26-R-X012) is the Air Force Research Laboratory (AFRL) asking for research and software work on real-time high-frequency (HF) radio propagation models and ionosphere simulation tools for military decision aids, under Call 004 of its Space Environment Technologies and Science (SETS) Broad Agency Announcement (BAA). Only firms holding a U.S. security clearance of SECRET or higher may respond; the response due date is November 13, 2026, 1:00 PM MT. The Air Force expects a cost-plus-fixed-fee contract (the Government pays allowed costs plus a set fee) of 39 months, with funds not yet available.
Who can bid
- A valid U.S. security clearance of SECRET or higher is needed in order to respond to this Call.
- No foreign nationals may take part unless the Department of War or State Department approves them under international personnel exchange agreements.
- Any organizational conflict of interest (OCI) must be identified and resolved before award.
How to submit: Sent to the contracting point of contact named in the Call: Contracting Officer Regina Alflen, AFRL/RJZB (regina.alflen@spaceforce.mil), with Contract Specialist Angelica Ulibarri as the other contact. The Call names no portal or email address for the files themselves.. What to include is under Full summary below. Check the solicitation's instructions on SAM.gov.
Things to watch (7)
From the version posted Oct 22, 2026.
- Serious: SECRET clearance or higher needed to respond. Firms without a valid U.S. security clearance at SECRET or higher cannot respond, because the Call may include classified information released only to cleared firms.
- Worth checking: Funds not yet available. No award will be made until funds exist, and the Government may cancel before or after the closing date without paying proposal costs.
- Worth checking: Foreign nationals not considered. Staff, subcontractors or consultants who are foreign nationals can take part only with Government approval, which limits who a small business can team with.
Show all 7Show fewer
- Worth checking: Detailed cost proposal with working spreadsheets. A cost-type contract needs labor-hour breakdowns, rate support, fully disclosed subcontractor cost proposals and an editable Excel model, which is heavy for a small firm without approved accounting systems.
- Worth checking: Science and technology protection review can rule out an offer. The Government may find a firm unawardable over S&T protection risk based on the SF 424 and Security Program Questionnaire, so those forms need care.
- Minor: Task lists differ between the Call letter and the SOW attachment. The Call letter lists four tasks plus common duties, while Attachment 1 lists five tasks with verification and validation as its own Task 4; ask the contracting officer which governs.
- Minor: Status reports listed as monthly and as quarterly. The deliverables list names Monthly Status Reports, while the sample data requirement A002 is a Quarterly Status Report; data deliverables are subject to negotiation.
Read from the notice and 10 attachments. 1 of 11 not read. Show which files.
- RFP Letter Call 004 Published _ 22Oct26.pdf (read)
- Atch 2 - RFP Cost Proposal Instructions.pdf (read)
- Atch 1 - Call 004 SOW_CLIN Breakdown Final 1Oct26.pdf (read)
- Atch 4 - Contract Data Requirements List.pdf (read)
- Atch 5 - Contractors Verification of Proposal.pdf (read)
- Atch 6 - Data Assertions Table DFARS 252.227-7992.pdf (read)
- Atch 7 - Proposal Adequacy Checklist.pdf (read)
- Atch 9 - DD 254 Draft Call 004.pdf (read)
- Atch10 - Security Program Questionnaire.pdf (read)
- Atch 8 - Standard Form 424.pdf (read)
- Atch 3 - Reps and Certs.pdf: not read (it couldn't be opened): open it on SAM.gov
Full summary
What they want
- Build and advance tactical decision aids, including the Air Force Coverage Analysis (AFCAP) tool, to give real-time Over the Horizon Radar (OTHR) simulation to SSC (the Call does not spell out SSC).
- Develop and integrate ionospheric software tools (SEIM.STRES, OASIS and RIPE) into SSC enterprise solutions.
- Create models and simulations of ionospheric properties and radar propagation for indications and warnings (I&W) tools.
- Assess HF propagation using remote sensing data and support tools such as the High Frequency Propagation Observation Evaluation Toolkit (HF-POET).
- Run qualitative and quantitative verification and validation (V&V) of the models, tools and decision aids, and develop ways to simulate their failures.
- Work with partner agencies such as the Military Applications and Space Environment (MASE) program office to transition the technology, and sustain the models and prediction tools.
- Support the work with briefings, conference attendance, peer-reviewed manuscripts, lab supplies, and instrument installation and troubleshooting.
- Deliver software and documentation, presentation materials, monthly status reports, a final scientific and technical report, and monthly financial reports.
- Contract type
- Cost-Plus-Fixed-Fee (the Government pays allowed costs plus a set fee), anticipated; the Air Force reserves the right to award the instrument best suited to the research proposed
- Period of performance
- Anticipated 39 months: 36 months for technical performance and 3 months for final reporting. Expected award date is March 31, 2027.
- Place of performance
- Albuquerque, NM, USA
- Estimated value
- Anticipated funding for this Call (not per contract or award), an estimate only: $1,437,260.80 in FY 26, $1,441,210.72 in FY 27 and $2,466,281.60 in FY 28, $5,344,753.12 in total
- Contract vehicle
- Call 004 under the Space Environment Technologies and Science (SETS) Broad Agency Announcement FA9453-23-R-X001, which the Call describes as a closed BAA
- How they'll choose
- Peer or scientific review of each proposal against three criteria listed in descending order of importance; proposals are then rated Highly Recommended, Selectable or Not Selectable. Before award the Contracting Officer makes a price fair and reasonableness and cost realism determination.
- Offers due
- November 13, 2026, 1:00 PM MT
- How to submit
- Sent to the contracting point of contact named in the Call: Contracting Officer Regina Alflen, AFRL/RJZB (regina.alflen@spaceforce.mil), with Contract Specialist Angelica Ulibarri as the other contact. The Call names no portal or email address for the files themselves.
- Page limits
- Technical proposal: 30 pages, in Microsoft Word, not counting the cover page or the Statement of Work (SOW). SOW: 10 pages. Cost/business proposal: no page limit, with under 100 pages requested as a goal.
What they'll judge offers on
- Overall Scientific or Technical Merit: innovation and state-of-the-art methods, clearly defined problem statement, objectives and deliverables, and objectives anchored by theory, analysis or data
- Relevance to Mission Needs Outlined in Topic Area Description: proposed effort maps to topic area needs, benefits offset risks, and proposed cost meets mission needs
- Soundness of the Offeror's Technical Approach: defined, logical and feasible approach, reasonable schedule and resources, measurable and testable results, and qualified key staff
What to include when you submit
- Send a technical proposal covering a creative, technically sound approach, its relevance to the Space Warfare Directorate mission, prior work, and available equipment, data and facilities as attachments.
- Include a Statement of Work (SOW) with the technical tasks proposed; it must hold no company proprietary information.
- Split the cost/business proposal into a cost section and a business section; put resumes of participating personnel, the contract instrument type, exceptions to terms and any non-technical information in the business section.
- Give a labor-hour breakdown per task, with supporting schedules, and all direct costs plus labor and overhead rates by contractor fiscal year.
- Submit fully disclosed electronic cost spreadsheets in Microsoft Excel with working formulas and a rate table; use cost proposal Tables 1 through 4, or your own format with the same information.
- Send fully disclosed cost proposals for every subcontractor, including their Tables 1 through 4, by the response due date.
- Include a subcontracting plan if the effort is anticipated to exceed $900,000; small businesses are exempt.
- Identify any technical data to be delivered with less than unlimited rights, and complete the data assertions table (DFARS 252.227-7992).
- Send a completed Standard Form 424 (SF 424) Research and Related Senior/Key Person Profile (Expanded) for every senior or key person proposed.
- Send a completed Security Program Questionnaire; the Air Force may ask for a mitigation plan for science and technology (S&T) protection risks.
- Complete the Contractor's Verification of Proposal, naming the proposal validity date, the principal investigator, any foreign nationals or lawful permanent residents, and any Government Furnished Property.
- Complete the Proposal Adequacy Checklist (DFARS 252.215-7009), showing where each item sits in the proposal.
- If Government Furnished Property is requested, list the property, the accountable contract, the dates needed and the rent otherwise charged.
- Format: 8.5 by 11 inch paper, one-inch margins, Calibri 11 point or equivalent (no smaller than 10 point for captions and markings).
After award, you must have
- The resulting award will require a DD Form 254 (the form that sets classified-work security rules), and the contractor is expected to need access to classified information during the effort. From RFP Letter Call 004 Published _ 22Oct26.pdf:
…will require a DD Form 254.
- Contractor staff who work on an Air Force installation need base identification and vehicle passes, requested by a letter on company letterhead to the Contracting Officer. From RFP Letter Call 004 Published _ 22Oct26.pdf:
Base support is anticipated.
Current contractor
No incumbent is named. The Air Force anticipates awarding at minimum one contract and reserves the right to make multiple awards or none.
Not in the notice text
- Attached but not read: Atch 3 - Reps and Certs.pdf (too large). The text of Atch 8 - Standard Form 424.pdf and Atch 9 - DD 254 Draft Call 004.pdf didn't load, so check those forms on SAM.gov.
- The Call says all requirements of the baseline closed BAA FA9453-23-R-X001 apply unless this Call changes them; that full text (general proposal preparation, evaluation and award rules) is on SAM.gov and wasn't read.
- What "Closed" means for which firms may respond isn't explained in the Call letter; check the baseline BAA or ask the contracting officer.
- The Call doesn't say how to send the proposal files (email address or portal) beyond the contracting point of contact.
- No place of performance beyond Albuquerque, NM is given; on-site work at an Air Force installation is anticipated, but the installation isn't named in the Call letter.
- The CLIN breakdown named in Attachment 1's title isn't in the text read; the SOW text shows tasks and travel rules only.
Eligibility and how to respond
- No set-aside: any business, large or small, can bid unless the notice says otherwise.
- How to submit, from the AI summary: Sent to the contracting point of contact named in the Call: Contracting Officer Regina Alflen, AFRL/RJZB (regina.alflen@spaceforce.mil), with Contract Specialist Angelica Ulibarri as the other contact. The Call names no portal or email address for the files themselves. Check it in the notice before you send anything.
Notice details
- Posted
- Oct 22, 2026
- Notice type
- Solicitation
- Office
- FA9453 AFRL RJZ, Kirtland AFB, NM
- Product/service code
- AC12 · National Defense R&D Services; Department of Defense – Military; Applied Research
- Business type
- Engineering, architecture & research (FedReady's grouping, from NAICS 541715)
- Versions
8 versions have been posted, newest first.
- Oct 22, 2026 · Amendment 0005 (this version)Due Nov 13, 2026 (changed)
- Oct 16, 2026 · AmendmentDue Nov 5, 2026 (changed)
- Oct 1, 2026 · AmendmentDue Oct 29, 2026
- Oct 1, 2026 · AmendmentDue Oct 29, 2026
- Oct 1, 2026 · AmendmentDue Oct 29, 2026
- Oct 1, 2026 · AmendmentDue Oct 29, 2026
- Oct 1, 2026 · AmendmentDue Oct 29, 2026
- Sep 30, 2026 · SolicitationDue Oct 29, 2026
- Attachments
Past awards and competition
Who has won work like this before, the likely incumbent, and what similar contracts paid, from USAspending.gov.
Before you respond
- How to respond to a solicitation (8 steps)
- How to read a government solicitation
- How to price a government contract
Terms on this notice: Solicitation
Full notice text from SAM.gov
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