Thank you to Secretary of Defense Pete Hegseth for entrusting me to serve as Under Secretary of Defense for A&S and to ensure our warfighters are prepared to deter and defeat threats to our nation. I am ready to support President Donald J. Trump, Secretary Hegseth and our warfighters by focusing on strengthening our defense

DoD is moving quickly to rebuild our military and remove unnecessary red tape that stunts our growth.✂️ As part of President Donald J. Trump' Executive Order "Unleashing American Energy,"@DeptofDefense announced today we are streamlining National Environmental Policy Act (NEPA) implementing

This #IndependenceDay, we honor the generations who defend our freedom and the dedicated professionals who arm, equip and sustain our military every day.  Grateful for your service. 🇺🇲

Yesterday, we celebrated a leadership transition F-35 Lightning II Joint Program Office. My sincere thanks to Lt. Gen. Michael Schmidt for his outstanding tenure. Under his leadership, the program delivered 350+ aircraft & hit 1M flight hours, solidifying its air superiority. I'm thrilled to welcome

I am thankful to Mike Rogers, Rep. Adam Smith, and the House Armed Services Committee members and staff for the invitation to appear at this morning's hearing to discuss acquisition reform. I look forward to working with leaders in Congress to drive effective reform, enabling

NEWS: DOD Seeks to Deliver Innovative Capability at Speed, Scale defense.gov/News/News-Stor…

Happy Birthday to the @DeptofDefense. Looking forward to continuing to deliver on President Donald J. Trump and @SecDef's focus to drive reform, accelerate timelines and scale production to ensure our forces renain unmatched, ready, lethal and agile.

To the Troops and the American taxpayer, this is what we did this week:

Our warfighters need drone technology that is rapidly tested and rapidly fielded. Our Technology Readiness & Experimentation (T-REX) initiative answers that call to action. Here is a quick recap of my trip to T-REX 2025 🦖

PEACE THROUGH STRENGTH.

Hostile drones are growing by the day. That’s why I’ve directed Secretary of the Army to establish the Joint Interagency Task Force 401 to secure our skies.

.Under Secretary of War Michael Duffey speaking at NDIA ETI conference on acquisition in defense today. Time is paramount to delivering capabilities. Must work closely with industry to reduce barriers to deliver.

A clear statement from @SecDef about what the President’s America First, common sense, agenda means for the Department of Defense. Under @SecDef leadership, we are maintaining and extending the American military’s advantages to ensure it remains the best in the world. The U.S.

WE ARE THE WAR DEPARTMENT.

. @SECWAR "This name change isn't about remaining. It is about RESTORING. WORDS MATTER Restoring the warrior ethos. Restoring victory and clarity as an end state."

Back to work.

My prayers go out to Charlie Kirk's family.

24 years later, we honor the memory of the lives lost on 9/11 and the bravery of the first responders that ran toward danger.

The second B-21 Raider has taken flight! With two B-21s now flying, our test campaign accelerates. We're advancing mission system & weapons evaluations to ensure this aircraft delivers unmatched strategic deterrence and combat power for the U.S. Air Force. #B21Raider #AirPower

#ICYMI: Department of War Awards $39.6 Million to Expand Solid Rocket Motor Industrial Base 1/4