John W. Lubas is a U.S. Army Brigadier General born in January 1975 in Princeton, New Jersey (also noted as Belle Mead), and commissioned as an infantry officer in 1997 after graduating from Wake Forest University via Army ROTC.[1][2] He holds a Master of Science in Defense Analysis from the Naval Postgraduate School and a Master of Strategic Studies from the U.S. Army War College.[1] Lubas advanced through key roles, starting as a rifle platoon leader, aide-de-camp, and executive officer in the 25th Infantry Division in Hawaii and Washington. He served in the 75th Ranger Regiment as a company commander, battalion operations officer, and regimental operations officer, later commanding its Regimental Special Troops Battalion.[2] His field-grade commands included 2nd Battalion, 502nd Infantry Regiment (Fort Campbell, Kentucky), and 3rd Brigade, 25th Infantry Division (Schofield Barracks, Hawaii).[1][2][3] With 12 combat deployments to Iraq and Afghanistan alongside the 75th Ranger Regiment and 101st Airborne Division, plus missions to Poland, Romania, and Thailand, Lubas earned the Distinguished Service Medal, Legion of Merit, Bronze Star Medal, Master Combat Infantryman Badge, Master Parachutist Badge, Air Assault Badge, and Ranger Tab.[1][2][3] He served as Executive Officer to the Secretary of the Army (2020-2021) and Deputy Commander for Operations of the 101st Airborne Division during its historic 2022 deployment to Europe amid Russia-NATO tensions.[1][3] Most recently, from August 2023 to June 2025, he was Director of Operations, Readiness, and Mobilization (G-3/5/7) at Army Headquarters in Washington, D.C.[2][3] In June 2025, Lubas assumed command of the 3rd Infantry Division ("Rock of the Marne") at Fort Stewart, Georgia, succeeding Maj. Gen. Christopher Norrie, praising its modernization, high retention rates, and warfighting readiness as units prepare for European deployments.[3][4] As commanding general of this storied World War I-veteran division, Lubas remains pivotal in U.S. Army combat readiness and global security efforts.[3][4]