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Lieutenant General JENNIFER HAMMERSTEDT

Lt. Gen. Jennifer Hammerstedt is the Commander, Air Force Sustainment Center, Air Force Materiel Command, Tinker Air Force Base, Oklahoma. As commander, she leads a global organization of approximately 40,000 Total Force Airmen. The center delivers end-to-end life-cycle sustainment and logistics for aircraft, missiles, propulsion systems, aerospace commodities and weapons system software to preserve the nation’s warfighting readiness. AFSC also manages and executes the Air Force supply chain, delivers modern software solutions through agile development, provides comprehensive installation management and projects expeditionary capabilities to the Joint Force, the nuclear enterprise, interagency operations, U.S. allies and coalition partners. The Art of the Possible mission culture enables AFSC’s world-class people to maintain a $37 billion spare parts inventory and generate $18.8 billion in annual revenue from maintenance and supply chain operations. AFSC has an economic impact of more than $24 billion.

Lt. Gen. Hammerstedt received her commission from the U.S. Air Force Academy in 1996. During her career, she has led flightline maintenance and munitions operations in seven different Air Force wings. She deployed worldwide in support of Operations Northern and Southern Watch, Enduring Freedom, Iraqi Freedom and New Dawn, including two deployed squadron commands. Lt. Gen. Hammerstedt has commanded at the squadron, group and wing levels, as well as served in key staff positions on two Air Force major command staffs, as an Air Force Legislative Fellow and as a Military Assistant to the Deputy Secretary of Defense.

Prior to her current assignment, Lt. Gen. Hammerstedt served as the Director of Logistics, Engineering and Force Protection, Headquarters Air Combat Command, Joint Base Langley–Eustis, Virginia, as the senior logistician within the lead major command for Combat Air Forces.

EDUCATION
1992 New Mexico Military Institute, Roswell
1996 Bachelor of Science, Human Factors Engineering, U.S. Air Force Academy, Colorado Springs, Colo.
2000 Squadron Officer School, Maxwell Air Force Base, Ala.
2001 Master of Science, Human Resource Management, Troy State University, Ala.
2004 U.S. Air Force Advanced Maintenance and Munitions Officer School, Nellis AFB, Nev.
2006 Air Command and Staff College, Maxwell AFB, Ala., by correspondence
2009 Intermediate Developmental Education, Air Force Legislative Fellow, Washington, D.C.
2010 Certificate in Legislative Studies, Georgetown University, Washington, D.C.
2011 Air War College, Maxwell AFB, Ala., by correspondence
2014 Master of Science, National Security Strategy, National War College, Fort Lesley J. McNair, Washington, D.C.
2016 Executive Champions Lean Six Sigma Certification, North Carolina State University, Raleigh
2016 The Depot and Arsenal Executive Leadership Program, University of North Carolina, Chapel Hill
2020 Continuous Improvement and Innovation Executive Course, Institute of Defense and Business, Chapel Hill, N.C.
2023 Leading Strategically, Center for Creative Leadership, Colorado Springs, Colo.
2023 Senior Joint Information Operations Applications Course, Air University, Maxwell AFB, Ala.
2024 ACQ 404 Systems Acquisitions Management Course, Defense Acquisition University, Ft. Belvoir, Va.
2024 Cyberspace Operations Executive Course, Air University, Maxwell AFB, Ala.
2024 Enterprise Leadership Seminar, University of North Carolina, Chapel Hill

ASSIGNMENTS
1. October 1996–May 1997, Sortie Support Flight Commander, 358th Fighter Squadron, Davis-Monthan Air Force Base, Ariz.
2. May 1997–January 1999, Munitions Flight Commander, 355th Equipment Maintenance Squadron, Davis-Monthan AFB, Ariz.
3. January 1999–December 2001, Sortie Support and Sortie Generation Flight Commander, 19th Fighter Squadron, Elmendorf AFB, Alaska
4. December 2001–January 2003, Executive Officer to the Director, Headquarters Air Combat Command Directorate of Maintenance and Logistics, Langley AFB, Va.
5. January 2003–January 2005, Chief of Maintenance Manpower and Personnel, Headquarters Air Combat Command Directorate of Maintenance and Logistics, Langley AFB, Va. (January 2004–April 2004, Student, U.S. Air Force Advanced Maintenance and Munitions Officer School, Nellis AFB, Nev.)
6. January 2005–January 2006, Officer in Charge, 80th Aircraft Maintenance Unit, 8th Aircraft Maintenance Squadron, Kunsan Air Base, South Korea
7. January 2006–July 2008, Operations Officer, 33rd Aircraft Maintenance Squadron, Eglin AFB, Fla. (September 2007–January 2008, Commander, 455th Expeditionary Maintenance Squadron, Bagram Airfield, Afghanistan)
8. July 2008–December 2009, Air Force Legislative Fellow, Student, Intermediate Developmental Education
9. December 2009–May 2010, Air Force Legislative Liaison Officer, Legislative Liaison, Office of the Secretary of the Air Force, the Pentagon, Arlington, Va.
10. June 2010–June 2011, Commander, 379th Expeditionary Aircraft Maintenance Squadron, Al Udeid AB, Qatar
11. July 2011–June 2012, Chief, Commander's Action Group, Headquarters Air Force Materiel Command, Wright-Patterson AFB, Ohio
12. June 2012–August 2013, Executive Officer to the Commander, Air Force Materiel Command, Wright-Patterson AFB, Ohio
13. August 2013–June 2014, Student, National War College, National Defense University, Fort Lesley J. McNair, Washington, D.C.
14. July 2014–June 2016, Commander, 402nd Aircraft Maintenance Group, Warner Robins Air Logistics Complex, Robins AFB, Ga.
15. June 2016–April 2018, Commander, 75th Air Base Wing, Hill AFB, Utah
16. April 2018–July 2020, Principal Military Assistant to the Deputy Secretary of Defense, Office of the Secretary of Defense, the Pentagon, Arlington, Va.
17. July 2020–July 2022, Commander, Warner Robins Air Logistics Complex, Robins AFB, Ga.
18. July 2022–November 2025, Director of Logistics, Engineering and Force Protection, Headquarters Air Combat Command, Joint Base Langley-Eustis, Va.
19. November 2025–present, Commander, Air Force Sustainment Center, Tinker AFB, Okla.

SUMMARY OF JOINT ASSIGNMENTS
1. April 2018–July 2020, Principal Military Assistant to the Deputy Secretary of Defense, Office of the Secretary of Defense, the Pentagon, Arlington, Va., as a colonel

MAJOR AWARDS AND DECORATIONS
Defense Superior Service Medal
Legion of Merit with two oak leaf clusters
Bronze Star Medal with oak leaf cluster
Meritorious Service Medal with two oak leaf clusters
Joint Service Commendation Medal
Air and Space Commendation Medal with two oak leaf clusters
Air Force-level Lt Gen Leo Marquez Field Grade Manager of the Year Award Winner, 2007

(Current as of November 2025)

Lieutenant General JENNIFER HAMMERSTEDT

Lt. Gen. Jennifer Hammerstedt is the Commander, Air Force Sustainment Center, Air Force Materiel Command, Tinker Air Force Base, Oklahoma. As commander, she leads a global organization of approximately 40,000 Total Force Airmen. The center delivers end-to-end life-cycle sustainment and logistics for aircraft, missiles, propulsion systems, aerospace commodities and weapons system software to preserve the nation’s warfighting readiness. AFSC also manages and executes the Air Force supply chain, delivers modern software solutions through agile development, provides comprehensive installation management and projects expeditionary capabilities to the Joint Force, the nuclear enterprise, interagency operations, U.S. allies and coalition partners. The Art of the Possible mission culture enables AFSC’s world-class people to maintain a $37 billion spare parts inventory and generate $18.8 billion in annual revenue from maintenance and supply chain operations. AFSC has an economic impact of more than $24 billion.

Lt. Gen. Hammerstedt received her commission from the U.S. Air Force Academy in 1996. During her career, she has led flightline maintenance and munitions operations in seven different Air Force wings. She deployed worldwide in support of Operations Northern and Southern Watch, Enduring Freedom, Iraqi Freedom and New Dawn, including two deployed squadron commands. Lt. Gen. Hammerstedt has commanded at the squadron, group and wing levels, as well as served in key staff positions on two Air Force major command staffs, as an Air Force Legislative Fellow and as a Military Assistant to the Deputy Secretary of Defense.

Prior to her current assignment, Lt. Gen. Hammerstedt served as the Director of Logistics, Engineering and Force Protection, Headquarters Air Combat Command, Joint Base Langley–Eustis, Virginia, as the senior logistician within the lead major command for Combat Air Forces.

EDUCATION
1992 New Mexico Military Institute, Roswell
1996 Bachelor of Science, Human Factors Engineering, U.S. Air Force Academy, Colorado Springs, Colo.
2000 Squadron Officer School, Maxwell Air Force Base, Ala.
2001 Master of Science, Human Resource Management, Troy State University, Ala.
2004 U.S. Air Force Advanced Maintenance and Munitions Officer School, Nellis AFB, Nev.
2006 Air Command and Staff College, Maxwell AFB, Ala., by correspondence
2009 Intermediate Developmental Education, Air Force Legislative Fellow, Washington, D.C.
2010 Certificate in Legislative Studies, Georgetown University, Washington, D.C.
2011 Air War College, Maxwell AFB, Ala., by correspondence
2014 Master of Science, National Security Strategy, National War College, Fort Lesley J. McNair, Washington, D.C.
2016 Executive Champions Lean Six Sigma Certification, North Carolina State University, Raleigh
2016 The Depot and Arsenal Executive Leadership Program, University of North Carolina, Chapel Hill
2020 Continuous Improvement and Innovation Executive Course, Institute of Defense and Business, Chapel Hill, N.C.
2023 Leading Strategically, Center for Creative Leadership, Colorado Springs, Colo.
2023 Senior Joint Information Operations Applications Course, Air University, Maxwell AFB, Ala.
2024 ACQ 404 Systems Acquisitions Management Course, Defense Acquisition University, Ft. Belvoir, Va.
2024 Cyberspace Operations Executive Course, Air University, Maxwell AFB, Ala.
2024 Enterprise Leadership Seminar, University of North Carolina, Chapel Hill

ASSIGNMENTS
1. October 1996–May 1997, Sortie Support Flight Commander, 358th Fighter Squadron, Davis-Monthan Air Force Base, Ariz.
2. May 1997–January 1999, Munitions Flight Commander, 355th Equipment Maintenance Squadron, Davis-Monthan AFB, Ariz.
3. January 1999–December 2001, Sortie Support and Sortie Generation Flight Commander, 19th Fighter Squadron, Elmendorf AFB, Alaska
4. December 2001–January 2003, Executive Officer to the Director, Headquarters Air Combat Command Directorate of Maintenance and Logistics, Langley AFB, Va.
5. January 2003–January 2005, Chief of Maintenance Manpower and Personnel, Headquarters Air Combat Command Directorate of Maintenance and Logistics, Langley AFB, Va. (January 2004–April 2004, Student, U.S. Air Force Advanced Maintenance and Munitions Officer School, Nellis AFB, Nev.)
6. January 2005–January 2006, Officer in Charge, 80th Aircraft Maintenance Unit, 8th Aircraft Maintenance Squadron, Kunsan Air Base, South Korea
7. January 2006–July 2008, Operations Officer, 33rd Aircraft Maintenance Squadron, Eglin AFB, Fla. (September 2007–January 2008, Commander, 455th Expeditionary Maintenance Squadron, Bagram Airfield, Afghanistan)
8. July 2008–December 2009, Air Force Legislative Fellow, Student, Intermediate Developmental Education
9. December 2009–May 2010, Air Force Legislative Liaison Officer, Legislative Liaison, Office of the Secretary of the Air Force, the Pentagon, Arlington, Va.
10. June 2010–June 2011, Commander, 379th Expeditionary Aircraft Maintenance Squadron, Al Udeid AB, Qatar
11. July 2011–June 2012, Chief, Commander's Action Group, Headquarters Air Force Materiel Command, Wright-Patterson AFB, Ohio
12. June 2012–August 2013, Executive Officer to the Commander, Air Force Materiel Command, Wright-Patterson AFB, Ohio
13. August 2013–June 2014, Student, National War College, National Defense University, Fort Lesley J. McNair, Washington, D.C.
14. July 2014–June 2016, Commander, 402nd Aircraft Maintenance Group, Warner Robins Air Logistics Complex, Robins AFB, Ga.
15. June 2016–April 2018, Commander, 75th Air Base Wing, Hill AFB, Utah
16. April 2018–July 2020, Principal Military Assistant to the Deputy Secretary of Defense, Office of the Secretary of Defense, the Pentagon, Arlington, Va.
17. July 2020–July 2022, Commander, Warner Robins Air Logistics Complex, Robins AFB, Ga.
18. July 2022–November 2025, Director of Logistics, Engineering and Force Protection, Headquarters Air Combat Command, Joint Base Langley-Eustis, Va.
19. November 2025–present, Commander, Air Force Sustainment Center, Tinker AFB, Okla.

SUMMARY OF JOINT ASSIGNMENTS
1. April 2018–July 2020, Principal Military Assistant to the Deputy Secretary of Defense, Office of the Secretary of Defense, the Pentagon, Arlington, Va., as a colonel

MAJOR AWARDS AND DECORATIONS
Defense Superior Service Medal
Legion of Merit with two oak leaf clusters
Bronze Star Medal with oak leaf cluster
Meritorious Service Medal with two oak leaf clusters
Joint Service Commendation Medal
Air and Space Commendation Medal with two oak leaf clusters
Air Force-level Lt Gen Leo Marquez Field Grade Manager of the Year Award Winner, 2007

(Current as of November 2025)