ClosedSources Sought
Dept of Defense contract category

Cybersecurity Assessment and Authorization Support

Dept of Defense · DEPT OF THE NAVY

This notice is not accepting responses (deadline was Jun 24, 2026, 8:00 PM EDT).

Page kept for research and related open opportunities below. For current work in this category, use the related notices or browse hubs.

Response deadline
Jun 24, 2026, 8:00 PM EDT
Posted
Jun 17, 2026
Solicitation
N65236_MS_00009-0004
Set-aside
None listed
PSC
Place of performance
Contracting office
NIWC ATLANTIC · NORTH CHARLESTON · SC
Source
SAM.gov · updated Jun 18, 2026

Description

****Update 0001 is to extend the MS response date to 25 June 2026 at 12 noon EST******* This Sources Sought Notice is for SEAPORT NxG SMALL BUSINESS MAC HOLDERS ONLY. No other offers will be considered. Large Businesses need not to apply.***SEAPORT Small Business MAC holders will need to register for PIEE accounts in order to receive market survey requests, solicitations and submit proposals/offers.Naval Information Warfare Center Atlantic (NIWC Atlantic) is issuing this Market Survey for determining Small Business capabilities and is soliciting information from potential sources to deliver Defensive Cyber Operations for a range of Department of Defense (DoD) and federal networks sites located throughout the Continental United States and Outside the Continental United States. These sites range in size from 1,500 to over 60,000 servers and workstations across over 400 Programs of Record Systems of varying size, architecture and operating systems. This support encompasses providing expertise in testing, validating, and supporting cybersecurity-enabled systems. A significant portion of the work will focus on Assessment and Authorization activities, aligning with the Risk Management Framework and supporting compliance with DoD cybersecurity directives. The contractors will be tasked to accomplish the work specified in the DRAFT performance work statement (PWS) Section 3.0. The period of performance includes a base year, four (4) one-year option periods as well as a 6-month option in accordance with FAR 52.217-8, Option to Extend Services. Note: This requirement has not been vetted through the review process for approval and attached are only DRAFT documents. **THIS IS NOT AN RFP**

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

$1.10M

Middle of the pack for similar past awards

Most similar awards fall between $251,673 and $8.73M

Lower end$251,673Typical$1.10MHigher end$8.73M
Based on 438 similar awardsSame industry code (541330)Prime contracts (not umbrella IDVs)

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.

Recent examples

A few of the newest similar awards in our index.

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 4c43f94db2ee4ec2bca3ac158ef8783f.

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