Mr. Stephen McFarlane currently serves as the Acting Chief of Staff for the Joint Program Executive Office Armaments & Ammunition with responsibility to assist in the execution of all JPEO matters and for directing, planning, managing and evaluating the JPEO's staff activities. His responsibilities include providing oversight for the life cycle management and sustainment of Army weapons systems and equipment from research and development through test and evaluation, acquisition, logistics, fielding, and disposition.

Prior to this assignment he served as the Acting Munition Portfolio Manager for the Office of the Under Secretary of Defense (OUSD) Acquisition and Sustainment (A&S) in the
Office of the Assistant Secretary of Defense (OASD) Acquisition, Washington D.C.

Since 2008 Mr. McFarlane has held many leadership positions and roles within the Combat Capabilities Development Center Armament Center (CCDC-AC) and the Joint Program Executive Office Armaments and Ammunition (JPEO A&A) both located at Picatinny Arsenal, NJ. From 2008- 2016 Mr. McFarlane worked within the CCDC-AC in many roles, including Mechanical Engineer, Small Caliber Ammo Commercial Items; Project Lead SOCOM Training Ammo; Project Lead .338 XM1154 Acquisition; Project Lead Mk311 USMC Acquisition; Project Lead Interagency Study; and Project Lead M1037 FMR & Production.

In September of 2016 McFarlane started working within the JPEO A&A in the Program Manager Maneuver Ammunition System Office as the lead for the 7.62mm XM1158 Advance Armor Piercing RDT&E efforts and the Next Generation Squad Weapon (NGSW) Automatic Rifle Ammunition RDT&E efforts. In 2018 he began working in the JPEO AA’s Program Manager Close Combat Systems Office as the Project Management Officer for Close Terrain Shaping Obstacles Pre-ACAT I program, and in 2019 as the Project Management Officer for the Wide Area Munition, XM204 Top Attack.

Mr. McFarlane’s personal awards include the NATO Non-Article 5 Medal for service with NATO in relation to ISAF OEF, the Department of the Army Commander’s Award for Civilian Service and the Secretary of Defense Medal for Global War on Terrorism.

Mr. McFarlane graduated from Lafayette College in 2006 with a Bachelor’s of Science in Mechanical Engineering and later obtained his Masters of Science in Mechanical Engineering from Stevens Institute of Technology in 2008. Mr. McFarlane is a native of Florida and currently resides in Pennsylvania.