Det 2

Contact Information

Detachment 2, Joint Base Pearl Harbor-Hickam, Hawaii
Hours of Operation: 7:30 a.m. - 4:30 p.m. (HAST)
Phone: DSN - 315-449-0585 Commercial - 808-449-0585
Mailing Address: 25 E Street, Bldg 1102, Suite G-310B, JBPH-H, HI 96853-54616

Det 2

‚ÄčAloha... E Komo Mai (Hello... Welcome To) HQ RIO Detachment 2

Detachment 2 serves Individual Reserve forces in INDOPACOM/PACAF, including:

  • Andersen AFB, Guam 
  • Eielson AFB, Alaska 
  • JB Elmendorf-Richardson, Alaska 
  • JB Pearl Harbor-Hickam, Hawaii 
  • JDET Denver, Colorado 
  • JDET Min, Minnesota 
  • JDET FTW, Texas 
  • JDET HNL, Hawaii 
  • Kadena AB, Japan 
  • Misawa AB, Japan 
  • Osan AB, Republic of Korea
  • Yokota AB, Japan 
  • Yongsan Army 

Mahalo... A Hui Hou. (Thank you... Till we meet again.)

Det 2 Commander:

Colonel Steven S. Zasueta is the Commander, Headquarters Readiness and Integration Organization, Detachment 2, Joint Base Pearl Harbor-Hickam, Hawaii. Its mission is to seamlessly integrate wartime-ready Individual Reserve forces to meet Air Force and Combatant Commander requirements, This includes responsibility for the readiness, accountability, personnel, and administrative servicing of approximately 400 Reservists assigned to 10 installations in Alaska, Hawaii, Guam, Japan, and South Korea.

Col Zasueta enlisted in the Air Force Reserve in March 1989. His background includes over 2,100 flying hours during eight years of Reserve enlisted service as an aircrew member flying aboard the C-141B Starlifter and the KC-10A Extender. Col Zasueta earned his commission in May 1997. Since graduating from Intelligence School in 1998, he served in various intelligence assignments, both in the Air Force Reserve and on active duty. Col Zasueta specialized in Air Operations Center (AOC) Intelligence Operations, Targeting, Collection Management, and ISR Operations management. Since 2007, he mobilized six times supporting four combat deployments and one Homeland Defense support mission. Additionally, he participated in over 16 exercises in the CENTCOM, EUCOM, SOUTHCOM, INDOPACOM, and NORTHCOM areas of responsibility. In 2015, he served as the Commander of the 50th Intelligence Squadron at Beale AFB, California. He was responsible for leading and overseeing reserve forces in direct support to the DGS-2 component of the Air Force DCGS. The squadron’s mission includes the processing, exploitation and dissemination of near-real-time U-2, RQ-4, and MQ-9 imagery and signals data to provide actionable, fused all-source intelligence to theater, joint/combined force and component commanders. He was also responsible for providing fully-qualified cyber personnel to sustain the robust communications and computer network required to fully integrate into the DCGS world-wide enterprise. Prior to his current assignment, Col Zasueta served as a Deputy Group Commander with the 755th ISR Group at Joint Base Langley Eustis, Virginia.

Det 2 Superintendent

CMSgt Mark A. Himmer is the Superintendent, Headquarters Individual Reservist Readiness and Integration Organization Detachment 2, Joint Base Pearl Harbor-Hickam, Hawaii.  He serves as the key Senior Enlisted Advisor and assists the Commander with managing and directing personnel resource activities and interpreting and enforcing policies and directives servicing approximately 400 Individual Mobilization Augmentees (IMAs).  He is responsible for all aspects of readiness, accountability, personnel and manpower matters for Reservists assigned to U.S. Pacific Command (PACOM) and Pacific Air Forces (PACAF) located at 10 installations in Alaska, Hawaii, Guam, Japan and South Korea.   
Chief Himmer was born in Rochester, Minn. and enlisted into the Minnesota Army National Guard in April 1990 before enlisting into the Air Force Reserve in April 2007. He completed technical training as a Personnel Apprentice in April 2008. Prior to his current position, Chief Himmer was the Superintendent, 934th Force Support Squadron, Minneapolis-St Paul IAP ARS, Minn.

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