Cmdr. Geiger grew up in Monroe, Louisiana, and graduated Summa Cum Laude from Louisiana Tech University in 1993 with a Bachelor of Science in Mechanical Engineering. He then attended Officer Candidate School in Newport, Rhode Island, and received his Commission in December of that year.
After completing Nuclear Power Training and the Submarine Officer Basic Course in 1995, he reported onboard the USS KENTUCKY (SSBN 737) homeported in Kings Bay, Georgia, serving there until 1998 and completing 5 strategic deterrent patrols. Following his Junior Officer sea tour, he was selected to attend the Massachusetts Institute of Technology and the Woods Hole Oceanographic Institution where he was awarded a Master of Science in Oceanographic Engineering in 2000.
Enroute to his department head tour, he completed the Submarine Officer Advanced Course where he received the L.Y. Spear award as honorman of his class. In 2001, he reported onboard the USS PHILADELPHIA (SSN 690) homeported in Groton, Connecticut, where he served as the Combat Systems Officer. During his tour, PHILADELPHIA completed deployments to the Mediterranean Sea and to the Indian Ocean. She was awarded the Battle Efficiency “E” award in 2001 and 2003 and earned a Meritorious Unit Commendation.
In 2004, he reported to the operations directorate of the Joint Special Operations Command (JSOC) located at Fort Bragg, North Carolina. During his tour, he completed two deployments to the Iraqi theater of operations in support of a Joint Special Operations Task Force that earned a Meritorious Unit Commendation. While at JSOC, he completed the Army Airborne Course at Fort Benning, Georgia, earning the Army Parachutist Badge. Additionally, he was awarded the Navy Parachutist Insignia in 2006.
In September 2006, he reported onboard the USS CITY OF CORPUS CHRISTI (SSN 705) homeported in Guam, one of only three forward deployed submarines in the Navy, where he served as the Executive Officer until October 2008. During his tour, the boat completed numerous operations throughout the Western Pacific and earned a Meritorious Unit Commendation.
From October 2008 to August 2010 he served as the operations officer for Commander, Task Force 69, located in Naples, Italy, directing submarine operations in the Europe and Africa theaters of operation.
Cmdr. Geiger served as Commanding Officer of USS TOLEDO (SSN 769) from July 2011 until May 2014. He currently serves as the interim Commanding Officer of USS SAN JUAN (SSN 751).
His personal awards include the Legion of Merit, Bronze Star Medal, the Defense Meritorious Service Medal, and the Iraqi Campaign Medal.