About Masters-at-Arms (MAs) are security specialists who perform antiterrorism, force protection, physical security, and law enforcement duties on land and at sea. They may operate force protection watercraft, direct investigations, control base access points, or supervise K9 assets. Responsibilities The duties performed by Masters-at-Arms include: Conducting waterborne security patrols and interdiction operations. Performing U.S. Customs inspections and base security patrols. Implementing aircraft and flightline security standards. Conducting law enforcement operations and river security missions. Providing protective services to high-ranking dignitaries and government officials. Supervising K-9 explosive and narcotics detection operations. Performing physical security inspections and preliminary investigations into UCMJ violations. Organizing and training security force personnel. Operating brigs (jails) and conducting crime prevention programs. What to Expect MAs may serve at shore stations in the U.S. and overseas, aboard ships, or as part of maritime expeditionary security squadrons. Their work environment varies widely depending on individual assignments. Work Environment MAs spend about 60% of their time assigned to fleet units and 40% to shore stations over a 20-year career. They may serve in expeditionary security locations worldwide, providing landward and seaward security in support of Joint Service operations. Training & Advancement After completing Recruit Training, MAs attend a 10-week A school in San Antonio, TX, where they learn antiterrorism techniques, armed sentry/post standing techniques, crime prevention, military and civil law, physical fitness, communications, first aid, firearms deployment, and physical restraint techniques. Promotion opportunities are excellent for motivated personnel. Education Opportunities MAs can earn college credits through the American Council on Education for courses taken in this rating. The USNCC also offers degree programs that support educational and careeradvancement. Qualifications & Requirements To qualify as an MA, individuals should: Be people-oriented, dedicated, resourceful, and versatile. Possess strong writing and speaking skills, a good memory, and the ability to conduct detailed work while maintaining accurate records. Demonstrate physical strength, manual dexterity, and competence with tools, equipment, and machines. Benefits Health insurance Life insurance Retirement plan Required qualifications: 18 years or older Legally authorized to work in the United States Required Preferred Job Industries Government & Military