Operations Division (OD)

Air Defense Artillery

The air defense artillery officer leads the air defense artillery branch, who protects U.S. forces from aerial attack, missile attack and enemy surveillance. They must be an expert in tactics, techniques and procedures for the employment of air defense systems.

They also become an expert in one or more of the following systems: the PATRIOT missile system and the AVENGER system.




Armor officers are responsible for tank and cavalry/forward reconnaissance operations on the battlefield. The role of an armor officer is to be a leader in operations specific to the armor branch and to lead others in many areas of combat operations.




Aviation officers coordinate/lead operations using Army helicopters: OH-58 Kiowa, UH-60 Black Hawk, CH-47 Chinook and the AH-64 Apache. These operations can haul troops and carry supplies, as well as provide quick-strike and long-range target engagement.




A Chemical, Biological, Radiological and Nuclear officer commands the Army branch that specifically defends against the threat of CBRN weapons and Weapons of Mass Destruction. These officers lead an extraordinary chemical unit that is completely dedicated to protecting our nation.




An engineer officer is responsible for providing full support to the wide range of engineering duties in the Army. They can help build structures, develop civil works programs and even provide combat support.


Field Artilleryfa

The field artillery officer leads the field artillery branch, who neutralizes the enemy by cannon, rocket and missile fire. The officer must be an expert in tactics, techniques and procedures for the employment of fire support systems.




The infantry officer is responsible for leading the infantry and combined armed forces during land combat.


Military Police mp

A military police officer is responsible for leading the Soldiers that protect lives and property on Army Installations.

Officers supervise the execution of the five military police Battlefield functions: Maneuver and mobility support operations (reconnaissance and surveillance), Area security operations (site security and response), Law & order operations (law enforcement and developing host-nation police forces), Internment/resettlement operations (military prisoners and enemy combatants), and Police intelligence operations.


Operations Support Division (OSD)



A cyber officer is responsible for the defense of Army networks and providing full spectrum cyber, enabling mission command and providing global advantage. The cyber war fighting requires impact, integration, risk, and knowing ourselves, the enemy, and the cyber terrain.


Military Intelligence

The Army’s military intelligence is responsible for all collected intelligence during Army missions. They provide essential information that often save the Soldiers fighting on front lines.

Military Intelligence Officers specialize in these specific areas:

  • Imagery Intelligence: Collection and analysis of imagery using photogrammetry and terrain analysis.
  • All-Source Intelligence: Performs collection management/surveillance/reconnaissance and provides advice.
  • Counterintelligence: Provides coordination and participation in counterintelligence investigations, operations and production.
  • Human intelligence: Controlled collection operations and interviews.
  • Signals intelligence/electronic warfare: Collects signal intelligence and engages in electronic warfare.
  • All-source intelligence aviator: Performs duties as an aviator/MI officer and participates in special electronic mission aircraft missions.


Signal Corps

The signal officer leads the Signal Corps, which is responsible for the Army’s entire systems of communication. Officers plan and execute all aspects of communication on a mission and are critical to the Army’s continued success.


Force Sustainment Division (FSD)

Adjunct General ag

An adjutant general officer is responsible for providing personnel support that affects Soldiers’ overall welfare and well-being, while assisting commanders by accounting for and keeping Soldiers combat-ready.



The financial manager is in charge of the Army’s Finance Corps, who are responsible for sustaining missions through purchases of services and supplies.



Ordinance officers are responsible for ensuring that weapons systems, vehicles and equipment are ready and available — and in perfect working order — at all times. They also manage the developing, testing, fielding, handling, storage and disposal of munitions.




Quartermaster officers are responsible for making sure equipment, materials and systems are available and functioning for missions. More specifically, the quartermaster officer provides supply support for Soldiers and units in field services, aerial delivery, and material and distribution management.




The Transportation Corps is responsible for moving supplies, troops and equipment anywhere on the globe. During war, the Transportation Corps utilizes trucks, boats and airplanes to provide extremely fast support to the combat teams on the frontlines.

Transportation officers are experts in the systems, vehicles and procedures of moving troops and supplies in the Army.


Health Services Division

Medical Services


Medical service corps officers command the medical service corps that treats and helps the Soldiers and their families in a variety of areas:

  • Behavioral sciences – social workers, clinical psychologists and counseling psychologists
  • Health administration services
  • Laboratory sciences – biochemists, clinical laboratory officers, microbiologists and research psychologists
  • Optometry
  • Pharmacy
  • Podiatry
  • Preventive medicine sciences – medical science officers, entomologists, audiologists and environmental science/engineering officers.