Skill Level 1 Establishes, maintains, and operates radio and wire communications. Operates the backup computer system to include: preparation, entry of known data, and computation of firing data. Constructs and operates observed or surveyed firing charts. Records fire mission related information and maintains ammunition status. Compiles target lists and prepares target overlays, along with situation and fire capability overlays. Operates and performs operator maintenance on section vehicles and generators. Performs crew maintenance and participates in organizational maintenance of section equipment.

Skill Level 2 Assists chief fire direction computer in supervision of section operations, maintenance, and training. Operates the battery computer unit to include: preparation, entry of known data, computation of firing data, and receipt and processing of messages. Transmits firing data to firing elements using battery computer system (BCS). Verifies registration. Computes and applies meteorological and muzzle velocity corrections. Operates the backup computer system to include: preparation, entry of known data, and computation of firing data.

Skill Level 3 Assists fire direction officer and platoon sergeant in the planning, preparation, and execution of individual and collective training activities of the section. Monitors processing of fire requests, supervises computation of firing data, and verifies accuracy of firing data. Supervises and directs the construction, camouflage, and defense of the section position. Supervises the performance of operator, crew, and organizational maintenance on section vehicles and equipment.