Colonel Steven P. Collen is the Commander of the 325th Maintenance Group, Air Combat Command, Tyndall AFB, FL. He is responsible for leading the efforts of more than 740 military and civilian personnel to enable readiness for rapid, worldwide deployment and ensure long term fleet health of 30 F-22s for the AF's only F-22 Formal Training Unit.


Colonel Collen received his commissioned through the ROTC program at the University of Utah in 1995. He started his career as a Communications Officer in which he held various positions at Maxwell AFB-Gunter Annex, AL. In 1998, he cross-trained into Aircraft Maintenance and has held positions at the Flight, Squadron, Group, MAJCOM and HAF level.


Prior to this assignment, Colonel Collen was the Logistics and Sustainment Division Chief for the Air Force F-35 Integration Office, assigned to the Pentagon in Washington DC.


1994 Bachelor of Science Degree, Sociology, University of Utah, Salt Lake City, UT
1994 Certification in Criminology, University of Utah, Salt Lake City, UT
1998 Masters Degree in Human Resource Management, Troy State University at Montgomery, AL
1999 Squadron Officer’s School, Maxwell AFB, AL (in-residence)
2008 Army Command and General Staff College, Ft Leavenworth, KS (in-residence)
2015 Air War College (correspondence)


Jul 95 - Jul 97 Process Design Team Leader, HQ Standard Systems Group, Maxwell AFB-Gunter Annex, AL
Jul 97 - Nov 98 Project Manager, Combat Ammunition System-Deployable, Maxwell AFB-Gunter Annex, AL
Nov 98 - Oct 99 Executive Officer, 56th Logistics Group, Luke AFB, AZ
Oct 99 - Jul 01 Flight Commander, 56th Propulsion Flight, Luke AFB, AZ
Jul 01 - Jul 02 Maintenance Supervisor, 56th Component Repair Squadron, Luke AFB, AZ
Jul 02 - May 04 Officer in Charge, 18th Aircraft Maintenance Unit, Eielson AFB, AK
May 04 - Jun 05 Maintenance Operations Officer, 354th Aircraft Maintenance Squadron, Eielson AFB, AK
Jul 05 - Jun 07 Maintenance Operations Officer, 28th Aircraft Maintenance Squadron, Ellsworth AFB, SD
Jul 07 - Jun 08 Student, Army Command and General Staff College, Ft Leavenworth, KS
Jun 08 - Jun 09 Commander, 8th Maintenance Operations Squadron, Kunsan AB, South Korea
Jul 09 - Jul 11 Commander, 49th Aircraft Maintenance Squadron, Holloman AFB, NM
Jul 11 - May 13 Chief, F-35 Logistics Branch, Joint Base Langley-Eustis, VA
May 13 - Mar 15 Chief, ACC F-35 Logistics Integration, Joint Base Langley-Eustis, VA/F-35 JPO, Arlington VA
Mar 15 - Mar 16 Deputy Commander, 455 EMXG, Bagram AB, Afghanistan
Mar 16 - Jun 17 Deputy, Maintenance Division, Pentagon, Washington DC
Jun 17 - Aug 20 Commander, 48 Maintenance Group, RAF Lakenheath, United Kingdom
Aug 20 - May 21 Chief, Logistics and Sustainment Division, AF F-35 Integration Office, Pentagon, Washington DC
May 21 - Present Commander, 325 Maintenance Group, Tyndall AFB, FL


Legion of Merit
Bronze Star Medal
Meritorious Service Medal with 5 Oak leaf clusters
Air Force Commendation Medal with Oak leaf cluster
Air Force Achievement Medal with Oak leaf cluster
Meritorious Unit Award
Air Force Outstanding Unit Award with Oak leaf cluster
Air Force Organizational Excellence Award with Oak leaf cluster
National Defense Service Medal with Oak leaf cluster
Afghanistan Campaign Medal
Global War on Terrorism Service Medal
Korean Defense Service Medal
Humanitarian Service Medal
Nuclear Deterrence Operations Service Medal with Oak leaf cluster
NATO Medal


Second Lieutenant Jun 1995
First Lieutenant Jun 1997
Captain Jun 1999
Major Nov 2005
Lieutenant Colonel Sep 2010
Colonel Dec 2016


(Current as of May 2021)

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