as deployed Army, Air Force, Marine and Coast Guard commands. They operate encrypted and non-encrypted long and short range radio-telephone equipment as well as intra-ship communication systems. With specialized training, they also may serve as combat air controllers for helicopters, anti-submarine patrol aircraft, and jet strike fighter aircraft in anti-submarine tactical air controller (ASTAC), sea combat air controller (SCAC), and air intercept controller (AIC) roles. They also serve as watch supervisors, watch officers, and section leaders underway and in port aboard ship and at commands ashore. Operations specialists assist in shipboard navigation through plotting and monitoring the ship's position using satellite and other electronic navigation resources, as well as fixing the ship's position near landfall using radar imaging. They interpret and evaluate presentations and tactical situations and make recommendations to the commanding officer, CIC watch officer (CICWO), tactical action officer (TAO), officer of the deck (OOD), or any of their commissioned officer surrogates during various watch or combat/general quarters conditions. They apply a thorough knowledge of doctrine and procedures applicable to CIC operations contained in U.S. Navy instructions and allied tactical or U.S. Navy tactical publications. Operations Specialists are responsible for maintaining the physical space of CIC as well as performing minor planned maintenance care of the equipment they operate. A minimum of a secret security clearance is required for this rating, with more senior personnel holding a top secret clearance. Operations specialists provide to their shipboard or shore-based command a wide range of technical information and assistance related to anti-surface warfare, anti-air warfare, anti-submarine warfare, amphibious warfare, mine warfare, naval gunfire support, search and rescue operations, radar and dead reckoning navigation, overt intelligence gathering and transmittal, and other matters pertaining to the operations specialist's area. They also have a working knowledge of protocols and procedures in electronic warfare, though this area is normally covered by its own occupational rating, such as cryptologic technician (CT) aboard ship or ashore, or naval aircrewman (AW) aboard specific naval electronic warfare and reconnaissance aircraft. Duties The duties performed by Navy operations specialists include: Operate a variety of computer-interfaced detection, tracking and height-finding radars Plot a ship's position, heading, and speed, using computerized or manual trigonometric methods using a Maneuvering Board (MOE Board) Maintain a tactical picture of the surrounding seas by plotting and maintaining a visual representation of ships, submarines and aircraft in the area, including friendly, neutral, hostile and civilian contacts Use