1st Sgt. Roysden entered the Army in 2006; and attended One Station Unit Training (OSUT) at Fort Benning, Georgia, where he was trained as an Infantryman.
Roysden has served as a Rifleman, Automatic Rifleman, Machine Gunner, Fire Team Leader, Pathfinder Team Leader, Pathfinder Squad Leader, Senior Drill Sergeant, Platoon Sergeant, Company First Sergeant, and a Senior Military Science Instructor.
His military education includes all Non-Commissioned Officers Education Systems up to the Master Leaders Course. He has completed Airborne School, Air Assault, Pathfinder, Battle Staff, Master Educators Course, Rappel Master, Heavy Weapons Leaders Course, Marksmanship Master Trainor, Emergency Medical Technician, Asymmetric Warfare Course, Drill Sergeant School, and Equal Opportunity Liaison. Roysden has an Associate of Arts and is currently pursuing his degree in Business Administration
His previous assignments include the 1st Battalion, 503rd Parachute Infantry Regiment; 1st Battalion 27th Infantry Regiment, 2nd Battalion, 25th Aviation, 1st Battalion 50th Infantry Regiment, 1st Battalion 187th Infantry Regiment, and Texas A&M University Army ROTC.
Roysden deployed multiple times throughout his career, supporting both Operations Enduring, and Iraqi Freedom.
His awards and decorations include the Bronze Star Medal, Meritorious Service Medal, Joint Commendation Medal, Army Commendation Medal (5 OLC), Army Achievement Medal (6 OLC), Army Good Conduct Medal (5 Notches), Expert Infantryman Badge, Combat Infantryman Badge, Parachutist Badge, Air Assault Badge, Pathfinder Badge, Drill Sergeant Badge, Basic Instructor Badge, Excellence-In-Competition Rifle and Pistol Badges-Bronze.