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Lieutenant Colonel Richard Zygadlo

Professor of Military Science

Lieutenant Colonel Zygadlo received his commission as a Second Lieutenant in the Aviation branch in 1994 through the Seton Hall University Army ROTC program in New Jersey. He was a distinguished military graduate and graduated with a Bachelor of Science degree in Accounting. He also served as an Infantryman in the New Jersey Army National Guard and later as a cadet in the Simultaneous Member Program.

Following the Officer Basic Course, LTC Zygadlo was assigned to the 17th Aviation Brigade in Seoul, Korea where he served as the Executive Officer for Headquarters and Headquarters Company, 17th Aviation Brigade. Following his tour in Korea, LTC Zygadlo was assigned to 9-10st Airborne Division (Air Assault), where he served as an Aviation Platoon Leader, a III/V Platoon Leader, and finally as the Battalion Intelligence officer and Assistant Operations officer.

Upon completion of Army Logistics Management College, the Combined Arms Service and Staff School, the Army Maintenance Management Course and the Army Maintenance Test Pilot course, LTC Zygadlo commanded Headquarters and Headquarters Company, 10th Aviation Brigade, 10th Mountain Division in Fort Drum, New York from June 2000 to May 2002. He returned to Seton Hall University in 2004 as an Assistant Professor of Military Science where he also earned a Masters in Business Administration - Finance.

In 2006, he was assigned to the 1st Cavalry Division located in Fort Hood, Texas where he deployed to Baghdad, Iraq from September 2006 to December 2007 as the G-3 Aviation Battle Major. Upon completion of the Intermediate Level Education Course at Fort Leavenworth, Kansas, he returned to Fort Hood, Texas and deployed to Baghdad, Iraq from May 2009 to April 2010 as the Battalion Executive Officer for 3-227th Assault Helicopter Battalion. Upon re-deploying, he served as their Battalion Operations Officer and prepared them for deployment to Afghanistan. In February 2011, LTC Zygadlo was assigned to the Joint Readiness Training Center in Fort Polk, Louisiana as both the Aviation Task Force Executive Officer and Operations/Sustainment Trainer where he mentored battalion level staffs on aviation operations and prepared units for upcoming deployments.

LTC Zygadlo was selected as a Professor of Military Science and in August 2012 was assigned to Drexel University, Philadelphia, PA. He is airborne and air assault qualified and his awards include the following: Bronze Star Medal (2), Air Medal (1), Meritorious Service Medal (4), Army Commendation Medal (4), Army Achievement Medal (3).

Master Sergeant Andrew Walton Jr.

Senior Military Instructor


Master Sergeant Andrew Walton Jr. hails from Tulsa, Oklahoma. He entered the Army in 1992 as a 13B (Cannon Crew Member) and attended Basic Training and AIT at Fort Sill, Oklahoma. While in Basic Training, he was selected to be a part of the Fast Tracker Program where he was trained to perform the duties of the Gunner and promoted to PV2 upon graduation.

Master Sergeant Walton has served in a variety of NCO leadership positions to include Battalion Sergeant Major, Assistant Operations Sergeant Major, Battalion Operations Sergeant, Senior Observer Controller and Trainer, Platoon Sergeant, Support Platoon Sergeant, Gunnery Sergeant, Howitzer Section Chief, Ammunition Section Chief, Ammunition Team Chief, and Gunner.

Master Sergeant Walton’s assignments include the Charlie Battery, 4th Battalion, 29th Field Artillery Regiment, Baumholder Germany; Charlie Battery, 5th Battalion, 18th Filed Artillery Regiment, Fort Sill, Oklahoma; Bravo Battery, 2nd Battalion 5th Field Artillery Regiment, Fort Sill, Oklahoma; Charlie Battery, 2nd Battalion, 17th Field Artillery Regiment, Camp Hovey, Korea; Alpha Battery, 1st Battalion, 320th Field Artillery Regiment, Fort Campbell, Kentucky; Headquarters and Headquarters Battery, Division Artillery, Scholfield Barracks, Hawaii; Bravo Battery, 2nd Battalion, 11th Field Artillery Regiment, Scholfield Barracks, Hawaii; Charlie Battery, 2nd Battalion, 11th Field Artillery Regiment, Scholfield Barracks, Hawaii; Headquarters and Headquarters Battery, 2nd Battalion, 11th Field Artillery Regiment, Scholfield Barracks, Hawaii; Alpha Battery, 2nd Battalion, 12th Field Artillery Regiment, Fort Lewis, Washington, 1st Battalion, 196th Infantry Brigade, Fort Shafter Hawaii; Headquarters and Headquarters Company Fort Shafter Hawaii; Headquarters and Headquarters Battery, 4th Battalion, 42 Field Artillery Regiment, currently serving as Drexel University Army ROTC Senior Military Science Instructor 2nd Brigade.

Master Sergeant Walton’s military schools include the First Sergeant’s Course, Battle Staff Course, Warrior’s Leadership Course, Advanced Leadership Course, Senior Leadership Course, Combative Course (Skill Level One and Two), Equal Opportunity Representative Course, Defense Packing Hazardous Transportation Materials Course, Air Assault School, and the Combat Livesaver Course. He is currently pursuing a Bachelor Degree in Christian Ministry from Liberty University.

Master Sergeant Walton’s awards and decorations include the Bronze Star with Valor, the Bronze Star(2Oak Leaf Clusters), the Purple Heart, the Meritorious Service Medal (2 Oak Leaf Cluster), the Army Commendation Medal (2 Oak Leaf Clusters), the Army Achievement Medal (5 Oak Leaf Cluster), the Army Good Conduct Medal (6th Award), the National Defense Service Medal (1 Bronze Star), the Afghanistan Campaign Medal (2 Bronze Stars), the Iraq Campaign Medal (1 Bronze Star Medal), the Global War on Terrorism Service Medal, the Global War on Terrorism Expeditionary Service Medal, the Korean Service Medal, the Humanitarian Service Medal, the Noncommissioned Officer Professional Development Ribbon(Numeral 3), the Overseas Ribbon (Number 6), Meritorious Unit Commendation, the Joint Unit Meritorious Unit Award, the Combat Action Badge , the Air Assault Badge, and the Mechanized Driver’s Badge. Master Sergeant Walton is a member of the Honorable Order of Saint Barbara, the United States Field Artillery Association, and has been awarded the Major General Audrey "Red" Newman Award.

Master Sergeant Walton is married to his wife Yolanda and has 4 children, Jerrell, Carlos, Davonte, and Dazhaun.

Mr. Raymond Grinnell

Assistant Professor of Military Science / Recruiting Operations Officer

Mr. Grinnell enlisted in the National Guard as a Cavalry Scout in 2006. In 2010 he commissioned as an Infantry Officer where he served as a Assistant Operations Officer, Executive Officer, and Platoon Leader. Currently Mr. Grinnell serves as a Civil Affairs Officer in the Army Reserves.


Captain Christopher Williams

Assistant Professor of Military Science and S-3 Training Officer


Sergeant First Class Jason Cook

Military Science Instructor & S-3 Training Non-Commissioned Officer


Sergeant First Class Jason P. Cook, a native of Jacksonville, North Carolina, enlisted in the Army in 1997.

He is a graduate of the Senior Leader’s Course, Advanced Leader’s Course, Airborne School, Fort Benning, Georgia; Warrior Leader’s Course, Combat Life Saver Course, Fort Drum, New York; BORTAC Sniper Course, Advanced Marksmanship Instructor, USAF Airlift Planner’s Course, Fort Bliss, Texas; Equal Opportunity Leader’s Course, Camp Victory, Iraq; Basic Instructor Training Course, Total Army Instructor Training Course, Grafenwoehr, Germany; Mountain Warfare School, Jericho, Vermont; U.S. Army Recruiter School, Fort Jackson, South Carolina.

Sergeant First Class Cook has completed an overseas tour in the Federal Republic of Germany. His stateside assignments include Fort Benning, Georgia, Fort Drum, New York, Fort Bliss, Texas and ROTC at Drexel University in Philadelphia, Pennsylvania. His deployments include Sinai, Egypt in support of the Multi National Forces and Observers and three deployments to Iraq in support of Operation Iraqi Freedom and Operation New Dawn.

His duty positions include: Operations NCOIC, 4-6IN, Fort Bliss, Texas; Platoon Sergeant, B CO, 4-6IN, Fort Bliss, Texas; Platoon Sergeant, B CO, 2-7 CAV, Fort Bliss, Texas; Sniper Squad Leader, HHC, 2-7 CAV, Fort Bliss, Texas; Small Group Leader, 7TH Army Non Commissioned Officer Academy, Grafenwoehr, Germany; Scout Squad Leader, HHC 2-87IN, Fort Drum, New York; Team Leader, C CO, 2-87IN, Fort Drum, New York; Assistant Team Leader, E CO, 110TH MI, LRSD, Fort Drum, New York; Rifleman, HHC, 4-31IN, Fort Drum New York; Rifleman, B CO, 4-31IN, Fort Drum, New York.

Sergeant First Class Cook has served in his current assignment as the Operations Sergeant of Drexel University ROTC since April 2012.

Among his awards and decorations are; Meritorious Service Medal, Army Commendation Medal (4TH Award), Army Achievement Medal (3RD Award), National Defense Service Medal, Iraqi Campaign Medal (5TH Award) Global War on Terrorism Expeditionary and Service Medals, Non Commissioned Officers Professional Development Ribbon with Numeral 3; Overseas Ribbon with Numeral 2; Multi National Force and Observer Medal; Combat Infantry Badge; Airborne Badge; U.S. Army Recruiter Badge and the German Schutzenschnur (Gold).

Mrs. Hykeem Lewis

Human Resources Assistant

Mrs. Lewis received her commission in the Adjutant General Corps upon graduation from Cameron University ROTC in 2007. Upon completion of the Adjutant General Basic Course, Fort Jackson, SC, she was assigned to the 79th ORD BN, Fort Hood, TX.

Mrs. Lewis served as a Battalion Adjutant with HHD, 79th Ordnance Battalion, where she deployed to Iraq in support of Operation Iraqi Freedom in 2009.

Upon completion of the deployment, Mrs. Lewis next served as an Asst Brigade S1 and Brigade Strength Manager in 48th Chemical Brigade.

Mrs. Lewis served Seven years in the United States Army as a Medical Specialist, 91B (68W), deploying once in support of Operation Enduring Freedom in Tikrit, Iraq. During her Enlistment, she served at duty stations such as Fort Campbell, KY, where she completed Air Assault School, Korea, and Fort Benning, GA.

Mr. Zbigniew Kania

Personnel / Office Administrator

3205 Lancaster Avenue

Philadelphia, PA 19104

Phone: (215) 590-8808 / 8809, ext. 21

Zbigniew F. Kania, retired from the Navy (E-6).  He worked with the Navy ROTC at the University of Pennsylvania from 1989-1993.  His last duty station was Destroyer Squadron 22(DESRON 22) Norfolk, Va. 1993-1995.  He has been with Drexel University’s Army ROTC Department from 1995 to present.


Mr. Raymond Hatcher

S-4/ Logistics


Mr. Hatcher retired from the US Army as a Staff Sergeant working in the Quartermaster Branch.  With his background in Supply, he has been working in Logistics for Drexel University’s Army ROTC since 2008.

Major Jose Rivera


Following his Engineer Officer Basic Course, MAJ Rivera was assigned to the 864th Engineer Battalion as a Platoon Leader of a Vertical Construction Platoon. MAJ Rivera deployed to Iraq as an Assistant Operations Officer and transitioned into the 555th Engineer Group Headquarters Company Executive Officer duties in country. Upon return, MAJ Rivera completed his Captain Career Course and M.S. in Engineering Management from the University of Missouri. MAJ Rivera deployed with 3rd Army to Kuwait as a Counter Improvise Explosive Device (CIED) Operations and Training Officer. MAJ Rivera completed his active duty military service obligation with 3rd Army in Fort McPherson, GA as an Engineer Operations Officer in 2007.

MAJ Rivera worked for Zodiac Aerospace in his civilian capacity as a Product Development Engineer, Research and Development Project Coordinator and Project Manager. MAJ Rivera gained his certification as a Project Management Professional (PMP) while at Zodiac Aerospace and continues to hold his certified status.

In 2009 MAJ Rivera joined the Delaware National Guard and served as a Company Commander and Platoon Trainer for the State’s Officer Candidate School Program (OCS). MAJ Rivera also served as a Mobilization Training Officer for over three years, supporting the State’s deploying units.

MAJ Rivera finished his National Guard duty serving at the National Guard Bureau in Arlington, VA as a Manpower Studies Project Officer prior to be assessed into the Active Guard Reserve (AGR) Program as an Assistant Professor of Military Science (APMS) at Drexel University.

MAJ Rivera is Air Assault qualified and his awards include the Meritorious Service Medal, Army Commendation Medal and Army Achievement Medal.

2LT Robert Freeling

Gold Bar Recruiter

2LT Freeling commissioned in May 2014 through Drexel ROTC. 2LT Freeling earned his bachelor's of arts in both Political Science and Philosophy. While attending La Salle, he was a four year division one NCAA athlete, competing on the swimming and diving team. 2LT Freeling embarked on his army career his sophomore summer by attending the Leader's Training Course. During his ROTC enrollment, 2LT Freeling acted as the cadet battalion executive officer. 2LT Freeling assessed active duty and will head to Basic Officer Leader Course in Janurary of 2015 in Ft. Sill, OK, there he will learn the technical skills to ensure competency of a newly minted Air Defense Artillery officer.