What are the rating requirements for OS Operations Specialist?
The Coast Guard Operations Specialist rating (OS) requires a minimum AFQT of 36 and VE+MK of at least 115, with initial training of about 14 weeks. Those are the ASVAB-based entry requirements; a recruiter confirms the full enlistment picture (medical, background, and current openings). Source: asvabusa.org (Coast Guard rating ASVAB line scores), last verified 2026-06-02.