T3 Tracking Layer

Middle Tier Rapid Prototyping (MTRP)

Program facts

Program number
NKY
Short name
T3 TRK
Acquisition pathway
Middle Tier of Acquisition (MTA)
Acquisition status
Active
Lead component
Contract awards
6
Contract obligations
$1,565,963,440 Since fiscal year 2026

Program details come from the Department of Defense's acquisition program list. Contract figures come from SAM.gov (formerly FPDS).

Contract obligations by fiscal year

Fiscal year Obligated
FY2026 $1,565,963,440

Top contractors by obligations

Rank Contractor Obligated Share
1 L3Harris Technologies, Inc. $617,375,248
2 Sierra Space Corp $403,534,016
3 Lockheed Martin Corp $192,365,392
4 Northrop Grumman Systems Corporation $191,053,240
5 Rocket Lab USA Inc. $161,635,544

Contract awards

Award Awarded Obligated
Accelerated missile defense tranche 3 (AMDT3) missile warning/missile tracking FA2401269B016 · Sierra Space Corp · Air Force $403,534,000
Accelerated missile defense tranche 3 (AMDT3) missile defense variant FA2401269B015 · L3Harris Technologies, Inc. · Air Force $411,668,000
Proliferated warfighter space architecture (pwsa) tranche 3 tracking (T3TRK) FA24012690010 · Lockheed Martin Corp · Air Force $192,365,394
Tranche 3 tracking (T3TRK) FA24012690013 · L3Harris Technologies, Inc. · Air Force $205,707,247
Tranche 3 tracking (T3TRK) FA24012690011 · Northrop Grumman Systems Corporation · Air Force $191,053,234
Tranche 3 tracking (T3TRK) FA24012690012 · Rocket Lab USA Inc. · Air Force $161,635,546

Quick answers

What is T3 TRK?

T3 Tracking Layer (T3 TRK) is a Middle Tier Rapid Prototyping (MTRP) led by the Air Force Space Command. It follows the Middle Tier of Acquisition (MTA) pathway. Its acquisition status is active.

How much has T3 TRK obligated on contracts?

6 contract awards are coded to T3 TRK, and their actions have obligated $1,565,963,440 since fiscal year 2026.

Who are the top contractors on T3 TRK?

The contractors obligated the most on T3 TRK contracts are L3Harris Technologies, Inc. ($617,375,248), Sierra Space Corp ($403,534,016) and Lockheed Martin Corp ($192,365,392).

What is the latest contract award for T3 TRK?

The latest contract award coded to T3 TRK is FA2401269B016, awarded to Sierra Space Corp on July 10, 2026.

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