Det 4

Contact Information

Detachment 4 - Scott AFB, Illinois
Services: USTRANSCOM, AMC
Hours of Operation: 7:30 a.m. - 4:30 p.m. M-F (CST)
Email: arpc.hqriodet4@us.af.mil
Phone: DSN - 779-7919 Commercial - 618-229-7919
Mailing Address: 310 W Martin St. Bldg. 1625, Scott AFB, IL 62225

Operating Location-Joint Base San Antonio-Randolph, Texas
Services: AETC, AFPC, AFSFC
Hours of Operation: 7:30 a.m. - 4:30 p.m. (CST)
Email: arpc.hqriodet40jbr.1@us.af.mil
Phone: DSN - 487-7766, 487-7767 Commercial - 210-652-7766210-652-7767

Operating Location-Wright-Patterson AFB, Ohio
Services: AFMC, IMSC, AFRL, NASIC, AFOTEC
Hours of Operation: 7:30 a.m. - 4:30 p.m. (EST)
Email: arpc.hqriodet400wp@us.af.mil
Phone: DSN - 787-0375 Commercial - 937-257-0375
Mailing Address: 44375 Chidlaw Rd, Bldg 266 Area A, Wright-Patterson AFB, OH 45433-5714
Det 4 Commander
 COLONEL SEAN C. HEUP 

Colonel Sean C. Heup is the Commander of Headquarters Readiness and Integration Organization Detachment 4, Scott Air Force Base, Illinois. She is responsible for ensuring the readiness, accountability, and personnel support of more than 1,600 Individual Reservists as they integrate with active duty Air Force personnel worldwide.

Colonel Heup enlisted in the Air Force in 1990, then commissioned in 2002 through the Reserve Officer Training Corps at the University of Utah. She served on active duty for 12 years before transitioning to the Air Force Reserve where she has experience as traditional guardsman, traditional reservist, and an individual mobilization augmentee.
Col Heup has performed in a variety of operational and staff assignments at the unit, NAF, MAJCOM, and HAF levels. She has also deployed to Southwest Asia in support of Operation Enduring Freedom and New Dawn.

Prior to assuming her current position, Col Heup was the Reserve Advisor to the Superintendent and Director of Reserve Forces, United States Air Force Academy, Colorado. She was responsible for the effective utilization and personnel support of Reserve forces assigned to and augmenting the USAFA. Her duties include the oversight of Air Force Reserve personnel programs and overall Air Force Reserve requirements. She worked directly with the USAFA Mission Elements, 10th Air Base Wing, Headquarters Readiness Integration Organization, and the Air Reserve personnel Center and support agencies to manage the personnel service delivery actions of over 300 assigned Reserve Component military members.

EDUCATION
2000 Bachelor of Science, Workforce Education and Development, Southern Illinois University, IL.
2004 Master of Arts, Human Resource Management and Development, Webster University, MO.
2007 Squadron Officers School, correspondence 2009 AMC DCAPES Basic User, Scott AFB, IL
2010 Manpower Staff Officer Course, Keesler AFB, MI. 2013 Air Command and Staff College, correspondence 2014 AMC High Flight, PHOENIX STIRPE & Cornerstone 14-2, SAFB, IL.
2015 Leading and Enhancing Human Capital Scott AFB, IL.
2016 Air War College, correspondence 2018 Force Support Advanced Contingency Course, Maxwell AFB, AL.
2019 Reserve Component National Security Course (RCNSC) Selectee, Washington DC.

ASSIGNMENTS 1.Sep 2002 – June 2004, Manpower Officer, 437h Airlift Wing, Charleston AFB, SC
2.June 2004 – July 2005, Squadron Section Commander, 437th Civil Engineer Squadron, Charleston AFB, SC
3.July 2005 – Feb 2006, Deputy, Manpower & Organization Flight, 375th Mission Support Squadron, Scott AFB, IL
4.Feb 2006 – May 2006, Chief, Manpower & Organization Flight, 375th Mission Support Squadron, Scott AFB, IL
5.May 2006 – July 2008, Personnel Officer, 183d Force Support Squadron, Springfield, IL
6.July 2008 – April 2009, Commander, Services Flight, 183d Force Support Squadron, Springfield, IL
7.April 2009 – March 2012, Operations Officer, 183d Force Support Squadron, Springfield, IL
8.March 2012 – Oct 2015, Installation Inspector General, 183d Fighter Wing, Springfield, IL
9.Oct 2014 – Oct 2015, Commander, 183d Force Support Squadron, Springfield, IL
10. Jan 2015 – Feb 2017, Joint Exercise Policy & Training Analyst, Air Mobility Command, Scott AFB, IL
11. Feb 2017 – July 2020, Headquarters Readiness & Integration Organization, Detachment 6, JB, Langley-Eustis, VA
12. July 2020 – Jan 2022, Deputy Director, Senior Leader Management/AFR Colonels Group, Pentagon, Washington DC
13. Jan 2022 – Oct 2023, Reserve Advisor to the Superintendent and Director of Reserve Forces, USAFA, Colorado 
4. Oct 2024 – Present, Commander, HQ Readiness and Integration Organization Detachment 4, Scott Air Force Base, IL

MAJOR AWARDS AND DECORATIONS
Legion of Merit Meritorious Service Medal w/3 Oak Leaf Clusters Air and Space Commendation Medal w/8 Oak Leaf Clusters
Air and Space Achievement Medal w/1 Oak Leaf Cluster
Air and Space Outstanding Unit Award w/1 O
ak Leaf Cluster AF
Good Conduct Medal w/ 3 Oak Leaf Clusters Air Reserve Forces Meritorious Service Medal w/2 Oak Leaf Clusters
National Defense Service Medal w/1 Service Star
Armed Forces Expeditionary Medal
Global War on Terrorism Expeditionary Medal Global War on Terrorism
Service Medal Air and Space Expeditionary Service Ribbon with Gold Border
Air and Space Longevity Service Award w/4 Oak Leaf Clusters
Armed Forces Reserve Medal w/1 Hourglass Device and 1 "M" Device
USAF NCO PME Graduate Ribbon Air and Space Training Ribbon

EFFECTIVE DATES OF PROMOTION
Airman Basic-Staff Sergeant 1990-2002
Second Lieutenant 2002
First Lieutenant 2004
Captain 2006
Major 2010
Lieutenant Colonel 2014
Colonel 2020

(Current as of Nov 2023)

Det 4 Superintendent
 CHIEF MASTER SERGEANT LINDA S. THRASHER Chief Master Sgt Linda Thrasher's official photo

Chief Master Sergeant Linda Thrasher is the Superintendent assigned to Headquarters, Individual Reservist Readiness and Integration Organization, Detachment 4, Scott AFB, Illinois.  Chief Thrasher functions as the command adviser for all aspects of the IMA Program and oversees the direct personnel support of 1600+ Individual Reservists and ensures the highest level of readiness and education.
 
CMSgt Thrasher entered the Coast Guard in 1987 where she served four years as a Quartermaster.  She entered the Air Force Reserve in 2004, she is from Waycross, Georgia.  Prior to her current role, CMSgt Thrasher served as the Senior Enlisted Advisor, Chief Enlisted Manager to the Joint Transportation Reserve Unit, 954th Reserve Support Squadron, Scott AFB, IL.  She has held various roles as both Education and Training and Air Transportation. CMSgt Thrasher has served as a Traditional Reservist and an Air Reserve Technician and has deployed in support of Operation Inherent Resolve. 

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Guides

Graphic link The Guide for Individual Reservists page

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