N0002425D6231
Indefinite Delivery Contract
Overview
Government Description
SUBMARINE TETHERED EXPENDABLE BUOY (STEB) DEVELOPMENT, PRODUCTION, AND INTEGRATION. INCLUDES END-TO-END SYSTEM ENGINEERING DEVELOPMENT OF THE STEB SYSTEM, COVERING THE LAUNCH VEHICLE AND PAYLOAD COMPONENTS, TETHERING MECHANISM, ENVIRONMENTAL QUALIFICATION, LIFE CYCLE SUPPORT, PROGRAM MANAGEMENT, ENGINEERING SERVICES, SOFTWARE DEVELOPMENT, LOGISTICS AND SUPPORTABILITY, CONFIGURATION MANAGEMENT, HARDWARE AND SOFTWARE INTEGRATION, PRODUCTION, TESTING, EVALUATION, AND INSTALLATION FOR MODERNIZATION AND NEW CONSTRUCTION SUBMARINES. THE STEB SYSTEM PROVIDES A SUBMERGED SUBMARINE WITH A SURFACE BUOY PLATFORM FOR COMMUNICATIONS, SITUATIONAL AWARENESS, AND COLLISION AVOIDANCE DATA, FEEDING A REAL-TIME OPERATOR INTERFACE AND DISPLAY CONSOLE WITHIN THE AN/BLQ-10 SYSTEM WHILE REDUCING THE RISK OF COUNTER DETECTION. PRODUCTION UNITS ARE DESIGNATED FOR VIRGINIA, COLUMBIA, LOS ANGELES, AND SEAWOLF CLASS SUBMARINES.
Awardee
Awarding / Funding Agency
PSC
Pricing
Cost Plus Fixed Fee
Set Aside
None
Extent Competed
Full And Open Competition
Multiple / Single Award
Single Award
Who Can Use
Single Agency
Individual Order Limit
$91,211,004
Vehicle Ceiling
$91,211,004 (3% Used)
Related Opportunity
Analysis Notes
Place of Performance Largest percentage of work under issued task orders completed at: Manassas, Virginia 20110 United States.
Subcontracting Plan This IDC has an Individual Subcontract Plan. The Department of Defense has an overall 2023 small business subcontracting goal of 30%
Subcontracting Plan This IDC has an Individual Subcontract Plan. The Department of Defense has an overall 2023 small business subcontracting goal of 30%
General Dynamics Mission Systems was awarded
Indefinite Delivery Contract N0002425D6231 (N00024-25-D-6231)
by
Naval Sea Systems Command
for Submarine Tethered Expendable Buoy (STEB) Development, Production, And Integration
in September 2025.
The IDC
has a duration of 5 years and
was awarded
through solicitation Submarine Tethered Expendable Buoy (STEB)
full & open
with
NAICS 334511 and
PSC 5865
via direct negotiation acquisition procedures with 3 bids received.
To date, $3,376,518 has been obligated through this vehicle with a potential value of all existing task orders of $9,630,066.
The total ceiling is $91,211,004, of which 3% has been used.
As of today, the IDC has a total reported backlog of $6,630,066 and funded backlog of $376,518.
DOD Announcements
Sep 2025:
General Dynamics Mission Systems Inc., Manassas, Virginia, is awarded a $91,211,004 cost-plus-fixed-fee, cost-plus-incentive-fee, and firm-fixed-price, indefinite-delivery/indefinite-quantity contract for engineering and technical support and production of submarine tethered expendable buoy systems on new construction and in-service submarines. Work will be performed in Manassas, Virginia, and is expected to be completed by August 2030. Fiscal 2025 other procurement (Navy) fund in the amount of $2,000,000 (67%); and fiscal 2025 research, development, test and evaluation (Navy) fund in the amount of $1,000,000 (33%), will be obligated to satisfy the minimum guarantee and begin engineering efforts under delivery order (N00024-25-F-6233) and the funds will not expire at the end of the current fiscal year. The requirement was competitively procured through full and open competition with three offerors received. Naval Sea Systems Command, Washington, D.C., is the contracting activity (N00024-25-D-6231).
Status
(Open)
Modified 9/3/25
Period of Performance
9/2/25
Start Date
9/2/30
Ordering Period End Date
Task Order Obligations and Backlog
$3.0M
Total Obligated
$3.4M
Current Award
$9.6M
Potential Award
$376.5K
Funded Backlog
$6.6M
Total Backlog
Federal Award Analysis
Historical federal task order obligations under N0002425D6231
$-
Contracts
$-
Subcontracts
$-
Grants
$-
Subgrants
$-
Total
No Results
Calculating
Calculating
No Results
Calculating
Calculating
No Results
Calculating
Calculating
| Year | Contracts | Subcontracts | Grants | Subgrants |
|---|
No Results
Calculating
Calculating
No Results
Calculating
Calculating
Contract Awards
Prime task orders awarded under N0002425D6231
Subcontract Awards
Disclosed subcontracts for N0002425D6231
Opportunity Lifecycle
Procurement history for N0002425D6231
Transaction History
Modifications to N0002425D6231
People
Suggested agency contacts for N0002425D6231
Competition
Number of Bidders
3
Solicitation Procedures
Negotiated Proposal/Quote
Evaluated Preference
None
Commercial Item Acquisition
Commercial Item Procedures Not Used
Simplified Procedures for Commercial Items
No
Other Categorizations
Subcontracting Plan
Individual Subcontract Plan
Cost Accounting Standards
Yes
Business Size Determination
Large Business
DoD Claimant Code
None
Awardee UEI
MU3CM1145E44
Awardee CAGE
04JN4
Agency Detail
Awarding Office
N00024 NAVSEA HQ
Funding Office
N00024 NAVSEA HQ
Created By
sydney.cline@navy.mil
Last Modified By
patrick.dooley@navy.mil
Approved By
patrick.dooley@navy.mil
Legislative
Legislative Mandates
Materials, Supplies, Articles & Equipment
Awardee District
VA-10
Senators
Mark Warner
Timothy Kaine
Timothy Kaine
Representative
Jennifer Wexton
Last Modified: 9/3/25