Mary F. O'Brien

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Mary F. O'Brien
AllegianceUnited States
Service/branchUnited States Air Force
Years of service1989–2023
RankLieutenant General
Commands heldTwenty-Fifth Air Force
70th Intelligence, Surveillance and Reconnaissance Wing
691st Intelligence, Surveillance and Reconnaissance Group
22nd Intelligence Squadron
Battles/warsWar in Afghanistan
AwardsDefense Distinguished Service Medal
Air Force Distinguished Service Medal
Defense Superior Service Medal (4)
Legion of Merit

Mary F. O'Brien is a retired United States Air Force lieutenant general who served as the director for command, control, communications, and computers/cyber and chief information officer of the Joint Staff from 2022 to 2023. She previously served as the Deputy Chief of Staff for Intelligence, Surveillance, Reconnaissance and Cyber Effects Operations from 2019 to 2022.[1] Prior to serving in that position, O'Brien commanded the Twenty-Fifth Air Force.[1]

O'Brien is from Bloomfield Hills, Michigan and graduated from the United States Air Force Academy in 1989 with a Bachelor of Science in chemistry.[2] In April 2022, O'Brien was nominated for appointment as director of command, control, communications, and computers/cyber and chief information officer of the Joint Staff.[3][4]

Effective dates of promotions[1][edit]

Rank Date
Second Lieutenant May 31, 1989
First Lieutenant May 31, 1991
Captain May 31, 1993
Major July 1, 1999
Lieutenant Colonel March 1, 2002
Colonel August 1, 2007
Brigadier General May 2, 2014
Major General August 2, 2017
Lieutenant General November 8, 2019

References[edit]

Public Domain This article incorporates public domain material from websites or documents of the United States Government.

  1. ^ a b c "Lieutenant General Mary F. O'brien (USAF)". United States Air Force. March 21, 2021. Archived from the original on March 21, 2021. Retrieved August 5, 2021. Public Domain This article incorporates text from this source, which is in the public domain.
  2. ^ https://s3.amazonaws.com/usafayearbooks/1989.pdf (pg 129)
  3. ^ "Senior Leader Announcement: Week of April 5". United States Air Force. April 5, 2022.
  4. ^ "PN1906 — Lt. Gen. Mary F. O'Brien — Air Force". United States Congress. April 4, 2022.


Military offices
Preceded by Commander of the 70th Intelligence, Surveillance and Reconnaissance Wing
2011–2013
Succeeded by
Preceded by Director for Intelligence of the United States Cyber Command
2015–2017
Succeeded by
Preceded by Commander of the 25th Air Force
2017–2019
Preceded by Deputy Chief of Staff for Intelligence, Surveillance, Reconnaissance, and Cyber Effects Operations of the United States Air Force
2019–2022
Succeeded by
Preceded by Director for Command, Control, Communications, and Computers/Cyber and Chief Information Officer of the Joint Staff
2022–2023
Succeeded by