Updated: April 2021

What does a 3D1X3 do?

Deploys, sustains, troubleshoots and repairs standard radio frequency wireless, line-of-sight, beyond line-of-sight, wideband, and ground-based satellite and encryption transmission devices in a fixed and deployed environment. Included are multiple waveform systems operating across the spectrum, keying and signal devices; telemetry, and instrumentation systems. Establishes and maintains circuits, configures and manages system and network connectivity. Manages organizational LMR device accounts.

Where and How Long is the Tech School For a 3D1X3?

Tech School

96 Days - Keesler AFB


Electronic Systems Technology

What Does the 3D1X3 Duty Badge Look Like?

Cyberspace Support Badge

What are the Demographics for the 3D1X3 Career Field?







Total: 3145

What are the Requirements to Become a 3D1X3?


Electrical: 70


70 lbs

  • Normal color vision.
  • Specialty requires routine access to Secret material or similar environment.

What are the Duties and Responsibilities For a 3D1X3?

Performs/supervises wireless radio and satellite systems and equipment maintenance activities. Oversees work in progress and reviews completed repairs for sound maintenance practices. Establishes requirements for maintenance equipment, support equipment, tools, and spare parts. Requisitions, accounts for, and turns in supplies and material. Interprets inspection findings and determines adequacy of corrective action. Reviews and ensures compliance with maintenance management publications and procedures. Identifies maintenance problem areas and recommends corrective action. Recommends methods to improve equipment performance and maintenance procedures. Evaluates justification and practicability of proposed modifications. Develops and enforces safety standards for ground RF system maintenance activities.

Inspects wireless radio/satellite communications activities. Determines equipment operational status. Serves on teams to evaluate transmission systems activities. Interprets inspection findings submitted by other inspecting activities, and initiates corrective action. Determines adequacy of corrective action. Checks installed and repaired components for compliance with technical publications.

Resolves installation, repair, overhaul, and modification problems associated with communications equipment. Employs orbiting communication satellite, line-of-sight, and tropospheric scatter techniques. Conducts tests to restore and maintain systems. Uses anti-jam equipment and techniques to neutralize effects of communication jamming. Uses layout drawings, schematics, and pictorial diagrams to solve maintenance problems. Analyzes construction and operating characteristics of equipment to determine source of malfunction. Performs intricate alignment and calibration procedures to ensure maximum operating efficiency. Determines repair procedures necessary to correct defective equipment.

Installs ground radio, satellite, and telemetry communications equipment. Consults layout drawings to ensure equipment is properly positioned. Checks equipment for serviceability prior to installation. Assembles, connects, secures, and interconnects components such as transmitters, power supplies, and antenna assemblies. Tests installed equipment for proper assembly of components and compliance with technical orders. Places in operation and tunes, adjusts, and aligns components to obtain maximum operating efficiency. Identifies and locates Radio Frequency interference sources.

Deploys and activates mobile and transportable transmission equipment. Refers to plans and equipment specifications to conduct site and equipment surveys, and establishes equipment systems interface. Unpacks, inspects, and positions communications equipment; erects antennas; and interconnects communications facilities.

Performs preventive maintenance on communications systems and related equipment. Inspects equipment at specified intervals to determine operational status. Replaces defective components. Performs operational checks. Updates maintenance data collection records and systems to document actions completed.

Repairs, overhauls, and modifies communications and related equipment. Isolates malfunctions using system checking procedures, required test equipment, analyzing voltage and waveform measurements, schematic diagrams, and equipment operating characteristics. Repairs equipment, including transmitters, receivers, transceivers, and related equipment. Tunes and adjusts components. Adjusts, aligns, and calibrates equipment for maximum operating efficiency. Fabricates and connects various types of antenna systems and transmission lines. Tests repaired components using bench mockups and related test equipment.

Maintains inspection and maintenance records to include organizational device accounts. Posts entries on maintenance and inspection records. Records meter readings and other pertinent data in equipment logs. Completes maintenance data collection forms.

Manages, supervises, and performs planning and implementation activities. Manages implementation and project installation and ensures architecture, configuration, and integration conformity. Develops, plans, and integrates base communications systems. Serves as advisor at meetings for facility design, military construction programs and minor construction planning. Evaluates base comprehensive plan and civil engineering projects. Monitors status of base civil engineer work requests. Performs mission review with customers. Controls, manages, and monitors project milestones and funding from inception to completion. Determines adequacy and correctness of project packages and amendments. Monitors project status and completion actions. Manages and maintains system installation records, files, and indexes. Evaluates contracts, wartime, support, contingency and exercise plans to determine impact on manpower, equipment, and systems.

What Are the Specialty Qualifications for a 3D1X3?

Knowledge. Knowledge is mandatory of: electricity and radio theory, including transistors, solid-state components, and digital techniques applying to ground RF communications and related equipment maintenance; and interpretation of management information data, technical orders, blueprints, wiring diagrams, and schematic drawings.

Education. For entry into this specialty, completion of high school or general educational development equivalency is mandatory. Additional courses in physics and mathematics is desirable.

Training. For award of AFSC 3D133, completion of RF Transmissions Systems initial skills course is mandatory.

Experience. The following experience is mandatory for award of the AFSC indicated:

3D153. Qualification in and possession of AFSC 3D133. Also, experience in functions such as; testing, tuning, adjusting, maintaining, or repairing ground RF communications and related equipment, and using specialized test equipment.

3D173. Qualification in and possession of AFSC 3D153. Also, experience supervising functions such as siting, installing, repairing, overhauling, or modifying ground RF equipment, and using test equipment.

For more information on AFSCs and Shredouts check this article out!


Other Links

***This channel is for course related videos to help with augmenting the Airmen's learning. Some of these videos are put together by Airman-in-Training (AIT) and/or Course Instructors on what needs to be focused on in the course.

What Are the Possible Assignments for 3D133?

  • Alconbury, United Kingdom
  • Altus, Oklahoma
  • Andersen, Guam
  • Aviano, Italy
  • Barksdale, Louisiana
  • Beale, California
  • Camp Zama, Japan
  • Cannon, New Mexico
  • Creech, Nevada
  • Croughton, United Kingdom
  • Daegu AB, South Korea
  • Davis-Monthan, Arizona
  • Dover, Delaware
  • Dyess, Texas
  • Eielson, Alaska
  • Ellsworth, South Dakota
  • Fairchild, Washington
  • Fort Bliss, Texas
  • Fort Campbell, Kentucky
  • Fort Carson, Colorado
  • Fort Drum, New York
  • Fort George Meade, Maryland
  • Fort Riley, Kansas
  • Fort Stewart, Georgia
  • Goodfellow AFB, Texas
  • Grand Forks, North Dakota
  • Gwangju, South Korea
  • Hill, Utah
  • Holloman, New Mexico
  • Hurlburt Field, Florida
  • Incirlik AB, Turkey
  • JB Andrews, Maryland
  • JB Charleston, South Carolina
  • JB Elmendorf-Rich, Alaska
  • JB Langley-Eustis, Virginia
  • JB Prl Hbr-Hickam, Hawaii
  • Joint Base McGuire-Dix-Lakehurst, New Jersey
  • Kadena, Japan
  • Keesler, Mississippi
  • Kunsan, South Korea
  • Lakenheath, United Kingdom
  • Luke, Arizona
  • MacDill, Florida
  • McConnell, Kansas
  • Mildenhall, United Kingdom
  • Minot, North Dakota
  • Misawa, Japan
  • Mountain Home, Idaho
  • Nellis, Nevada
  • Offutt, Nebraska
  • Osan AB, South Korea
  • Pope, North Carolina
  • Ramstein, Germany
  • Robins, Georgia
  • Scott, Illinois
  • Seymour Johnson, North Carolina
  • Shaw, South Carolina
  • Spangdahlem AB, Germany
  • Suwon, South Korea
  • Tyndall, Florida
  • Whiteman, Missouri
  • Yokota, Japan

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