Dennis Bythewood

Dennis O. Bythewood (born c. 1970) is a United States Space Force major general who served as the deputy commander of the United States Space Forces – Space. He previously served as the commander of Joint Task Force–Space Defense and deputy commander of the Combined Force Space Component Command.

Dennis Bythewood
Official portrait, 2024
Born	c. 1970 (age 53–54)
Allegiance	United States
Branch	United States Air Force United States Space Force
Years of service	1992–2021 (Air Force) 2021–present (Space Force)
Rank	Major General
Commands	Remote Sensing Systems Directorate 50th Operations Group Space Communications Operations Squadron, NRO
Awards	Legion of Merit (2)
Alma mater	University of Vermont (BS) University of Colorado–Colorado Springs (MBA)
Spouse(s)	Jahnna Perkin ​ (m. 1998)​

Education

• 1992 Bachelor of Science in Electrical Engineering, University of Vermont, Burlington, VT.
• 1998 Squadron Officer School, Maxwell AFB, AL.
• 2003 Air Command and Staff College (correspondence), Maxwell AFB, AL.
• 2004 Master of Business Administration, University of Colorado-Colorado Springs, CO.
• 2007 Air War College (correspondence), Maxwell AFB, AL.

Military career

Bythewood with Lt Gen Greaves as he takes the helm of the Remote Sensing Systems Directorate, 2016

Bythewood served as the director for special programs of the Space and Missile Systems Center. He was nominated in January 2021 for promotion to brigadier general and transfer to the United States Space Force.

In April 2024, Bythewood was nominated for promotion to major general. His nomination was confirmed on May 2, 2024. On May 3, 2024, he was promoted to major general.

Assignments

Bythewood tours Secretary Kendall at Schriever Space Force Base, 2021

1. October 1992 – June 1996, Range System Manager, 501st Range Squadron, Hill AFB, UT
2. July 1996 – August 1999, Electric Combat Analyst and Chief, Unmanned Air Vehicle Branch, Detachment 1, 31st Test and Evaluation Squadron, Kirtland AFB, NM
3. August 1999 – June 2002, Chief, Test and Certification, System Test Division, Milstar Joint Program Office, Los Angeles AFB, CA
4. July 2002 – October 2005, Chief of Engineering, Operations Support Flight Commander and Operations Officer, 4th Space Operations Squadron, Schriever AFB, CO
5. November 2005 – July 2007, Chief, MILSATCOM Operations Branch, HAF/DCS, Air, Space and Information Operations, Plans, Requirements, Pentagon, Washington, D.C.
6. August 2007 – May 2009, Executive Officer, SAF/SO, Air Forces Smart Operations, Pentagon, Washington, D.C.
7. June 2009 – June 2011, Commander, Space Communications Operations Squadron, Network Operations Group, Mission Operations Directorate, National Reconnaissance Office, Los Angeles, CA
8. July 2011 – July 2013, Materiel Leader, Space Based Infrared System Production, Infrared Space Systems Directorate, Space and Missile Systems Center, Los Angeles AFB, CA
9. August 2013 – June 2014, Director, Ground Frontiers Office, Ground Enterprise Directorate, National Reconnaissance Office, Chantilly, VA
10. July 2014 – June 2016, Commander, 50th Operations Group, Schriever AFB, CO
11. July 2016 – December 2016, Special Assistant to the Director, Remote Sensing Systems Directorate, Los Angeles AFB, CA
12. December 2016 – October 2018, Senior Materiel Leader & Director, Remote Sensing Systems Directorate, Los Angeles AFB, CA
13. October 2018 – July 2020, Director, Space Development Corps and Program Executive Officer for Space Development, Los Angeles AFB, CA
14. July 2020 – June 2021, Senior Materiel Leader and Director, Special Programs, Space and Missile Systems Center, Los Angeles AFB, Calif.
15. July 2021 – November 2022, Deputy Commander, Joint Task Force-Space Defense, U.S. Space Command Schriever AFB, Colo.
15. November 2022 – December 2023, Commander, Joint Task Force-Space Defense, U.S. Space Command Schriever AFB, Colo.
16. August 2023 – December 2023, Deputy Commander, Combined Force Space Component Command, U.S. Space Command, Vandenberg Space Force Base, California
17. December 2023 – July 2024, Deputy Commander, U.S. Space Forces - Space, U.S. Space Command, Vandenberg SFB, Calif.

Personal life

Bythewood married Jahnna Perkin on October 24, 1998

Awards and decorations

Bythewood is the recipient of the following awards:

	Command Space Operations Badge
	Basic Parachutist Badge
	Air Staff Badge

	Legion of Merit with one bronze oak leaf cluster
	Defense Meritorious Service Medal with two bronze oak leaf clusters
	Meritorious Service Medal with two bronze oak leaf clusters
	Air Force Commendation Medal with two bronze oak leaf clusters
	Joint Service Achievement Medal
	Air Force Outstanding Unit Award with two bronze oak leaf clusters
	Air Force Organizational Excellence Award
	National Defense Service Medal with one bronze service star
	Global War on Terrorism Service Medal
	Air and Space Campaign Medal with one bronze service star
	Air Force Longevity Service Award with one silver oak leaf cluster
	Air Force Training Ribbon

Dates of promotion

Rank	Branch	Date
Second Lieutenant	Air Force	May 15, 1992
First Lieutenant		June 1, 1994
Captain		June 1, 1996
Major		February 1, 2003
Lieutenant Colonel		February 1, 2008
Colonel		April 1, 2014
Colonel	Space Force	~September 30, 2020
Brigadier General		August 17, 2021
Major General		May 3, 2024