Ryan Egbert is the Owner and President of Sine Calibration School and Sine Certified. He started his career in metrology in 1999 joining the United States Marine Corps, going through GCAMS at Keesler AFB Biloxi, Mississippi. 15 years later, Ryan retired from the Marine Corps out of the same schoolhouse in Biloxi as an instructor in 2014. Having instructed over 600 Sailors and Marines, he also was awarded the Center for Naval Aviation Technical Training (CNATT) Instructor of the Quarter Award in December of 2013. After serving in the Marine Corps Ryan found the need in the civilian community for a structured school for metrology and calibration, inspiring him to start Sine Calibration School, which is focused on the knowledge base for technicians entering the field of metrology for the first time.