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Air Force Enlisted Job Descriptions



Note: This AFSC converts to 3D1X1, Client Systems, on November 1, 2009.

Specialty Summary: Sustains network infrastructure, cryptographic equipment, and deployable switching systems in a fixed and deployed environment. Sustains and operates systems through effective troubleshooting, repair, diagnostics and system performance analysis. Related DoD Occupational Subgroups: 150 and 160.

Duties and Responsibilities:

Plans, organizes and directs sustainment activities. Establishes work standards, methods and controls for preventative, scheduled, and unscheduled maintenance actions. Determines extent and economy of repair of malfunctioning equipment. Ensures compliance with technical data, instructions, and work standards. Interprets malfunctions and prescribes corrective action. Serves on, or directs inspection teams organized to evaluate base or command sustainment programs. Manages, or performs research and development projects for assigned systems.

Reviews technical instructions, plans, and installation drawings to install systems. Ensures conformance to standard installation practices. Plans and schedules communications and related equipment installations. Resolves installation and maintenance discrepancies using applicable directives, diagrams and installation systems records. Inventories project and work order materials. Initiates and conducts system verification tests to assess the capability and effectiveness of networks and communications systems.

Maintains, inspects and tests assigned systems. Coordinates with commercial service providers and depots to conduct tests of system components and assemblies to isolate faults. Removes, repairs, replaces and restores systems or subsystems.

Performs organizational, intermediate and depot level sustainment on assigned systems. Establishes priorities and schedules repair actions. Isolates malfunctions using troubleshooting techniques, diagnostic software, technical data, block diagrams, voltage and waveform measurements, and other tests requiring specialized test equipment. Repairs computer network systems and associated peripheral equipment. Test components using bench mockups and related test equipment. Aligns and modifies system components according to National Security Agency, Joint, Departmental, DISA Directives, technical data, Time Compliance Technical Orders (TCTO) and local procedures. Evaluates and recommends methods to improve system or equipment performance and sustainment procedures..

Documents inspection and maintenance actions. Establishes and maintains systems configuration records. Monitors and documents systems performance.

Ensures compliance with operation security practices. Applies communications security programs to include physical, cryptographic, transmission, and emission security. Develops and ensures compliance with safety standards and instructions.

Performs pre-deployment operations and mobilization of theater deployable communications systems for transport by air, land or sea. Deploys systems and support equipment to support mission requirements. Establishes maintenance management procedures and agile logistics support channels to sustain continuous network operations. Coordinates and assists end users in isolating and eliminating communications connectivity problems. Removes, repairs and replaces assemblies, subassemblies and electronic components to optimally sustain communications networks. Prepare systems for redeployment and equipment regeneration.

Specialty Qualifications:

Knowledge. Knowledge of the following are mandatory: fundamentals of electronics; digital theory; fundamentals of computer and network; protocols; cryptographic techniques and equipment configuration; and communication and switching systems principles of operations and technologies. Also, knowledge of basic troubleshooting procedures, operation and use of test equipment; computer programming techniques; use of technical data, wiring diagrams, and schematic drawings; and the structure and use of the Air Force supply system is mandatory.

Education. For entry into this specialty, completion of high school with courses in physics and mathematics is desirable.

Training. For award of AFSC 2E231, completion of Computer, Network, Switching and Cryptographic Systems course is mandatory. To sustain cryptographic equipment, completion of training according to AFI 21-109, Communications Security, Equipment Maintenance and Maintenance Training is mandatory.


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