CSM Leija’s assignments have included Fort Bliss, El Paso, Texas, Fort Hood, Killeen, Texas, Fort Knox, Radcliff, Kentucky, Fort Campbell, Kentucky and Mobile, Alabama. He served three overseas tours in Germany (Aug 1988 - Nov 1991, Apr 1997-Dec 1999 and Jul 2002-Jul 2007). He deployed to Iraq during Operation Iraqi Freedom (Apr 03- Jun 04), Paktia Providence, Afghanistan during Operation Enduring Freedom VIII (Mar 08-Mar 09).
CSM Leija’s awards and decorations include the Bronze Star Medal (1oak leaf cluster) , Meritorious Service Medal (3rd oak leaf cluster), Army Commendation Medal (silver oak leaf cluster and one bronze oak leaf cluster), Army Achievement Medal (silver oak leaf cluster), Army Good Conduct Medal (7TH Award), National Defense Service Medal (1 Bronze Service Star), Iraq Campaign Medal (two bronze stars), Afghanistan Campaign Medal (one bronze star), Global War on Terrorism Expeditionary Medal, Global War on Terrorism Service Medal, Noncommissioned Officers Professional Development Ribbon (4th Award), Army Service Ribbon, Overseas Service Ribbon (6th Award), NATO Medal, Army Superior Unit Award, Presidential Unit Citation, Combat Action Badge, Drill Sergeant Badge, Drivers Badge, and the German Armed Forces Marksmanship Badge (Bronze). CSM Leija was also awarded the Honorable Order of Saint George (Bronze Award) and Order of the Spur.
CSM Leija’s military education includes the Primary Leadership Development Course, Basic Noncommissioned Officers Course, Advanced Noncommissioned Officers Course, First Sergeant Course, Sergeants Major Course Class 61, Drill Sergeant School, Master Fitness Trainer Course, Urban Breachers Course, Combat Lifesaver Course, Pre-Command Course, BN Command Sergeants Major Designee Course. CSM Leija holds s a Bachelor of Science from Excelsior College, and he also has an Associate’s Degree in General Studies from Central Texas College. CSM Leija is currently working towards a Certificate in Homeland Security from Excelsior College.