Sergeant Major Cedeno was born in Harlingen, Texas. He enlisted in the Marine Corps on 24 April 1995, and attended recruit training at MCRD San Diego, California. Upon completion, he received training at Marine Combat Training, at Camp Pendleton. Upon completion of MCT he attended the Basic Radio Operators Course in 29 Palms, California and received the Military Occupational Skill 2531.
Following MOS School, Sergeant Major Cedeno reported to Alpha Battery 1st Battalion, 10th Marines in Camp Lejeune, North Carolina. In February of 1997, he left for a Mediterranean Float with the 22nd MEU. While on the deployment, he participated in Operation GUARDIAN RETRIEVAL in Brazzaville, Africa. He also conducted a Noncombatant Evacuation Operation for Operation NOBEL OBELISK in Freetown, Sierra Leon.
In January 1999, he received orders to 3d Marine Regiment, Kaneohe Bay, Hawaii. While assigned he participated in Exercise CROCODILE-99, Exercise TANDEM THRUST-01and Exercise RIM OF THE PACIFIC in February 2002.
Sergeant Major Cedeno attended Drill Instructor Course 4-02 at Parris Island, South Carolina in May 2002. He completed six cycles as a drill instructor and two as a senior drill instructor. In September 2005 he received TEMINS Orders to Radio Chief Course in 29 Palms, California and received the MOS 0629. Upon completion in December he checked into 9th Communication Battalion, Camp Pendleton, California.
While in 9th Communication Battalion, Sergeant Major Cedeno was TAD to I MEF in support of Operation IRAQI FREEDOM 05-07. While assigned to I MEF Sergeant Major Cedeno was attached to Multi-National Force West Training Center in Habbaniyah, Iraq where he served as communication chief and later as SNCOIC. Upon returning to Camp Pendleton in February 2007, Sergeant Major Cedeno was assigned Support Company as Company Gunnery Sergeant and in October 2007 assumed the billet of Company First Sergeant
In May 2008, Sergeant Major Cedeno executed orders to Rice University in Houston, Texas to serve as the Assistant Marine Officer Instructor. While assigned to this duty, he participated in the Bull Dog Program and trained candidates at Officer Candidate School in Quantico, Virginia during the summer increment of 2008. Sergeant Major Cedeno also trained midshipmen at Camp Pendleton, California during the summer of 2009 in support of Career Orientation and Training, Midshipmen. In July 2010, he received orders to 2d Battalion, 3d Marine Regiment, Kaneohe Bay, Hawaii.
In August 2010 Sergeant Major Cedeno reported to 2d Battalion 3d Marines and was assigned as the Company First Sergeant for Golf Company. While assigned to Golf Company, he deployed to Afghanistan in November 2010 and returned in June 2011 in support of Operation ENDURING FREEDOM. He deployed again with Golf Company to the Pacific on Unit Deployment Program in June 2012. He returned to Hawaii in December 2012. Sergeant Major Cedeno received PCA Orders to report to Combat Logistics Battalion 3 (CLB-3), 3d Logistics Regiment 3, 3d Logistics Group in February 2013. He was assigned as the Company First Sergeant for Headquarters and Service Company. In December 2014, Sergeant Major Cedeno received orders to report to 1st Battalion, 7th Marines, Marine Air Ground Combat Center, Twentynine Palms, Ca. as Battalion Sergeant Major.
In January 2015, Sergeant Major Cedeno assumed the post as Battalion Sergeant Major for 1st Battalion, 7th Marines. In October 2015, Sergeant Major Cedeno deployed with the battalion in support of Operation INHERENT RESOLVE (OIR). He returned in April 2016. Sergeant Major Cedeno deployed again with the battalion in support of OIR in April 2017 and returned in October 2017.
In January 2018, Sergeant Major Cedeno received orders to report to Marine Light Attack Helicopter Squadron 267, Camp Pendleton, Ca. as Squadron Sergeant Major.
In November 2018, he deployed with the squadron to the Pacific on Unit Deployment Program 19.1 and returned April 2019. In July 2019, Sergeant Major Cedeno received orders to report to Marine Aircraft Group 16, 3d Marine Aircraft Wing, Marine Corps Air Station Miramar, Ca as Group Sergeant Major.
Sergeant Major Cedeno’s personal awards include the Meritorious Service Medal, Navy and Marine Corps Commendation Medal (Gold Star in lieu of 5th award) and Navy and Marine Corps Achievement Medal (Gold Star in lieu of 2nd award).