Sergeant Major Guzman enlisted in the Marine Corps in November of 1998. He attended recruit training aboard Marine Corps Recruit Depot, San Diego, California. He completed Marine Combat Training and reported to Camp Johnson, Camp Lejeune for the Defense Basic Preservation & Packing Course, graduating in April 1999.

In April of 1999, Private First Class Guzman transferred to the Material Readiness Battalion, 3rd Force Service Support Group, Okinawa, Japan. Throughout his assignment with 3rd FSSG he served as an Administrative Chief of Supply Company, Wooden Fabrication Section NCOIC and Platoon Sergeant for the Preservation, Packaging and Packing Section.

In July of 2005, Sergeant Guzman reported to Drill Instructor School, Marine Corps Recruit Depot, San Diego, California where he was assigned to Company K, 3rd Recruit Training Battalion. While assigned to Company K he served as a Drill Instructor, and Senior Drill Instructor. In November 2007, he transferred to Company M where he served as a Chief Drill Instructor.

In September of 2008, Staff Sergeant Guzman reported to Combat Logistics Regiment 15, Camp Pendleton, California. During his tour, he augmented with Combat Logistics Battalion 7, Headquarters and Service Company, Twenty-nine Palms, California. He served as a SNCOIC of the Preservation, Packaging and Packing Section where he deployed, in February 2009 to September of 2009, to Iraq in support of Operation Iraqi Freedom. Upon his return to CLR-15, he again deployed, from September 2010 through April 2011 to Afghanistan in support of Operation Enduring Freedom, serving as the SNCOIC of the Preservation, Packaging and Packing Section.

In May of 2011, Staff Sergeant Guzman reported to the Officers Candidate School, Quantico, Virginia. Where he served as a Sergeant Instructor for Company K and I. In August of 2011, Gunnery Sergeant Guzman reported to the Naval Reserve Officer Training Corps, University of California Berkeley where he served as the Assistant Marine Officer Instructor. In May of 2012 Gunnery Sergeant Guzman augmented to Officer Candidate School, Company G, as a Sergeant Instructor in support of 1st Increment.

In August of 2014, Gunnery Sergeant Guzman reported to Supply Company, 3rd Supply Battalion where he served as the Receiving SNCOIC for the Preservation, Packaging, and Packaging Section and as the Company Gunnery Sergeant.

In January of 2016, First Sergeant Guzman reported to 7th Communication Battalion, where he was assigned as the First Sergeant for Bravo Company.

In July of 2017, First Sergeant Guzman reported to Marine Wing Communications Squadron 38, where he served as the First Sergeant for Detachments Bravo and Headquarters.

In November of 2019, Sergeant Major Guzman was promoted to his current rank and reported to Recruiting Station Sacramento, where he served as the Recruiting Station Sergeant Major.

In July 2022, Sergeant Major Guzman reported to 1st Maintenance Battalion, where he is currently serving as the Battalion Sergeant Major.

Sergeant Major Guzman's personal awards include the (2) Meritorious Service Medal, (3) Navy and Marine Corps Commendation Medals and (3) Navy and Marine Corps Achievement Medals.