A professional who emplaces, records location, and operates remote surveillance devices and other monitoring equipment to gather intelligence information relating to enemy location, direction, and speed of movement. Respnsibilities include:

• Examines air photographs and contour maps to determine best location for surveillance devices and monitoring equipment.
• Assists superiors in sensing equipment emplacement.
• Selects radio-relay sensor sites, and emplaces and activates relay stations.
• Installs and operates communications equipment.
• Uses authentication codes, signal operating instructions, and standing signal instructions when operating communication equipment.
• Camouflages sensor positions and tactical field positions.
• Observes monitoring, recording, and display devices and interprets and reports information gathered.
• Computes density, direction, rate of movement, and nature of targets detected.
• Performs preventive maintenance on unattended ground sensors, relay equipment, monitoring devices, and ancillary equipment.
• May recommend appropriate action and reaction to be taken and request supporting fire on targets.