Overview
The U.S. Army has multiple Program Executive Offices (PEOs) that oversee acquisition and life‑cycle management of systems, weapons and services. Each PEO is responsible for the cost, schedule and performance of a portfolio that delivers critical capabilities to soldiers.
Armaments & Ammunition
- Focuses on small arms, crew‑served weapons, mortars, artillery and munitions.
- Manages the development and procurement of all Army ammunition and weapons.
Aviation
- Manages Army aircraft programs including rotorcraft like the UH‑60 Black Hawk and CH‑47 Chinook, fixed‑wing aircraft and unmanned aerial systems.
- Develops next‑generation aircraft such as the Future Long Range Assault Aircraft.
Command, Control and Communications – Tactical (C3T)
- Provides network communications, mission‑command software and secure tactical radios.
- Programs include the Integrated Tactical Network and mission‑command applications.
Combat Support & Combat Service Support (CS&CSS)
- Procures vehicles and equipment that enable logistics, sustainment, bridging and support functions.
- Includes field feeding equipment, watercraft, fuel and water distribution systems.
Enterprise Information Systems (EIS)
- Delivers enterprise‑level business systems for finance, logistics, human resources and medical operations.
- Leads IT modernization and digital transformation for Army business processes.
Ground Combat Systems (GCS)
- Oversees development and procurement of armored vehicles such as the M1 Abrams tank, Bradley Fighting Vehicle and Armored Multi‑Purpose Vehicle.
- Modernizes combat vehicles for enhanced protection, mobility and lethality.
Intelligence, Electronic Warfare & Sensors (IEW&S)
- Provides intelligence, surveillance and reconnaissance (ISR) sensors, radars, electronic‑warfare systems and targeting devices.
- Integrates advanced sensors and analytics to improve situational awareness and targeting.
Missiles & Space
- Manages Army missile and rocket programs, air and missile‑defense systems and space‑based capabilities.
- Key systems include Patriot and THAAD air defense and the emerging Long Range Hypersonic Weapon.
Simulation, Training & Instrumentation (STRI)
- Provides training systems, simulators and live‑virtual‑constructive training environments for soldiers and units.
- Ensures realistic training across domains and integrates instrumentation for testing and evaluation.
Soldier
- Focuses on individual soldier equipment, including protective gear, weapons, night‑vision devices and wearable electronics.
- Works to enhance soldier lethality, survivability and situational awareness.