Johannes Hemmes

Master At Arms

• Force Protection: Implementing measures to prevent and respond to threats through physical security, antiterrorism, and law enforcement operations.
• Base Defense: Securing naval bases and installations by conducting access control, patrols, and surveillance.
• Law Enforcement: Conducting investigations, making apprehensions, enforcing military laws, and preparing reports on violations.
• Weapons Proficiency: Maintaining proficiency with various firearms and non-lethal weapons.
• Security Patrols: Conducting waterborne security patrols and interdiction operations.
• Training: Training other personnel in security procedures, weapons handling, and force protection measures.
• Crowd Control: Assisting in managing crowds and preventing potential disturbances.
• Protective Services: Providing security details for high-ranking officials and dignitaries.
• K-9 Operations: May operate and handle military working dogs for detection purposes.
• Corrections Operations: Managing and guarding military prisoners in detention facilities.

US Army

A 91C in the US Army, also known as a "Utilities Equipment Repairer," is primarily responsible for supervising and performing maintenance on vital utility equipment like air conditioners, refrigeration units, and other support systems, ensuring they are operational in any environment by inspecting, troubleshooting, repairing malfunctions, and conducting preventative maintenance checks; this includes reading technical manuals, interpreting pressure and temperature gauges, and making necessary adjustments to maintain proper functionality.

• Maintaining security: Ensuring the safety of inmates and staff, and preventing escapes
• Enforcing rules: Keeping order and enforcing rules for inmates and staff
• Supervising inmates: Monitoring inmate behavior and activities, and responding to emergencies
• Conducting searches: Searching inmates, property, and cells for contraband or rule violations
• Inspecting facilities: Checking for security breaches and ensuring facilities meet safety standards
• Documenting inmate behavior: Recording inmate property disposition, court documents, and other relevant information
• Responding to emergencies: Breaking up fights, subduing unruly prisoners, and protecting inmates and staff
• Conducting headcounts: Taking accurate headcounts of inmates
• Inventorying property: Taking inventory of inmates' personal property and issuing receipts
• Patrolling: Patrolling grounds and assuming armed posts
• Using communication techniques: Using de-escalation and communication techniques to settle disputes and end violent confrontations