Master Mariner Course Inactive Notice ID:FA527023QB009 Master Mariner course, IAW Attachments. Department/Ind.Agency Subtier Office DEPT OF DEFENSE DEPT OF THE AIR FORCE FA5270 18 CONS PK NAICS 541990 - All Other Professional, Scientific, and Technical Services PSC OTHER ED & TRNG SVCS LOCATION: Show Links & Attachments Links () Attachments () Data sourced from SAM.gov. View Official Posting »