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2A3X7 · Logistics & Maintenance

Tactical Aircraft Maintenance (5th Generation)

Also known as: Crew Chief

Last updated

Tactical Aircraft Maintenance (5th Generation) (2A3X7) Airmen at work

At a glance

ASVAB minimums
  • M 47
Security clearance
Secret
Tech school
Sheppard, Texas
Career field size
1,618 Airmen
Possible bases
8 stateside · 4 overseas
Civilian equivalent pay
$30k–$109k
  • U.S. citizenship required
Table of ContentsShow
  1. What does the Tactical Aircraft Maintenance (5th Generation) career field do?
  2. Duties and responsibilities
  3. Specialty qualifications
  4. Civilian career paths
  5. ASVAB requirements
  6. Entry requirements
  7. Where you could be stationed
  8. Badges & identifiers
  9. Degrees & training plan
  10. Specialties (shred-outs)
  11. Videos, Reddit & resources
  12. Frequently asked questions

What does the Tactical Aircraft Maintenance (5th Generation) career field do?

Maintains aircraft, support equipment, forms, and records. Performs and supervises flight chief, expediter, crew chief, repair and reclamation, quality assurance, and maintenance support functions. Related DoD Occupational Subgroup: 160000.

Duties and responsibilities

  • Performs sortie generation, ground handling, and servicing to include hot pit refuels. Performs preflight, thru-flight, end-of-runway, postflight, special inspections and phase inspections. Advises on problems, maintenance, servicing, and inspection of aircraft and related aerospace equipment. Uses technical data to diagnose and solve maintenance problems on aircraft systems. Interprets and advises on maintenance procedures and policies to repair aircraft and related equipment.
  • Inspects, troubleshoots, and maintains aircraft structures, engines, hydraulic, and other related systems, components, and related equipment. Removes and installs aircraft and engine components. Conducts operational checks and repairs components and systems. Performs ground engine operation. Adjusts, aligns, and rigs aircraft systems. Accomplishes weight and balance functions. Supervises and performs aircraft jacking, lifting, and towing operations.
  • Supervises and performs aircraft, engine, and component inspections. Interprets inspection findings and determines adequacy of corrective actions. Inspects and checks components for clearances, tolerances, proper installation, and operation. Performs pre-use inspections and operates powered and non-powered aerospace ground equipment. Inspects and identifies aircraft corrosion for prevention and repair. Reviews maintenance forms, aircraft records, automated maintenance data systems, and historical reports to ensure complete documentation. Inventories and maintains aircraft equipment.
  • Coordinates maintenance plans and schedules to meet operational requirements. Supervises and assists in launching and recovering aircraft. Reviews maintenance data collection summaries to determine trends and production effectiveness. Performs crash recovery duties. Performs staff and supervisory management functions.

Specialty qualifications

Knowledge. Knowledge is mandatory of: principles applying to aircraft systems; flight theory; hydraulic principles; electrical theory; principles, concepts, and application of maintenance directives and data reporting; using technical data; technical order use; Air Force supply and deficiency reporting procedures; and proper handling, use, and disposal of hazardous waste and materials.

Education. For entry into this specialty completion of high school is mandatory. Completion of related vocational courses is highly desirable.

Training.

  • For award of AFSC 2A337X, completion of a suffix specific basic aircraft maintenance course is mandatory.
  • For award of AFSC 2A377, complete craftsman aircraft maintenance course, if applicable.

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

  • 2A357X. Qualification in and possession of AFSC 2A337X.
  • 2A377. Qualification in and possession of AFSC 2A357X.

Other. The following are mandatory as indicated:

  • For entry into this specialty:
  • Normal color vision as defined in AFI 48-123, Medical Examinations and Standards.
  • See attachment 4 for additional entry requirements.
  • For award and retention of these AFSCs:
  • Must maintain local network access IAW AFI 17-130, Cybersecurity Program Management and AFMAN 17-1301, Computer Security.
  • Specialty requires routine access to Tier 3 (T3) information, systems, or similar classified environment. For award and retention of AFSC 2A3X7/X, completion of a current T3 Investigation required IAW DoDM 5200.02, AFMAN 16-1405, Air Force Personnel Security Program, is mandatory. NOTE: Award of the entry level without a completed T3 Investigation is authorized provided an interim Secret security clearance has been granted according to DoDM 5200.02, AFMAN 16-1405.

Civilian career paths

Comparable civilian careers for this field pay roughly $30,060–$108,790 per year (median salaries; varies by role and location):

  • Aerospace Engineering and Operations Technologists and Technicians: $68,570
  • Aircraft Mechanics and Service Technicians: $66,440
  • Aviation Inspectors: $78,400
  • Avionics Technicians: $67,840
  • Electrical and Electronic Engineering Technologists and Technicians: $67,550
  • Electrical and Electronics Installers and Repairers, Transportation Equipment: $70,200
  • Electrical and Electronics Repairers, Commercial and Industrial Equipment: $62,010
  • Electro-Mechanical and Mechatronics Technologists and Technicians: $59,800
  • First-Line Supervisors of Mechanics, Installers, and Repairers: $70,240
  • First-Line Supervisors of Production and Operating Workers: $62,850
  • General and Operations Managers: $103,650
  • Hazardous Materials Removal Workers: $45,270
  • Inspectors, Testers, Sorters, Samplers, and Weighers: $40,460
  • Maintenance Workers, Machinery: $50,100
  • Radio, Cellular, and Tower Equipment Installers and Repairers: $57,720

ASVAB requirements

To qualify for 2A3X7, you need:

47MMechanical

Enter your scores in the AFSC explorer and this section will check each requirement for you.

Entry requirements

Medical profile (PULHES)Show

PULHES scale: lower numbers mean a stricter medical standard. Tap a letter for what it measures.

1Highest standard2Some limitations that don't affect duty3Significant limitations4Minimum standard
Physical exam typeNon-Flying
Vision requirementsShow
Color visionNormal color vision required
Medical disqualifiersShow

These screened conditions disqualify a candidate for this AFSC:

Acrophobia (fear of heights)ClaustrophobiaEmotional instabilityEntomophobia (fear of insects)Fear of bloodFear of gunsPyrophobia (fear of fire)Speech impedimentTMJ disorder
Education prerequisitesShow
Minimum educationHS Diploma
Security & backgroundShow
Security clearanceSecret
CitizenshipU.S. citizenship required
Major offense convictionDisqualifying

Where you could be stationed

Stateside (8)

  • Burlington, Vermont
  • Edwards, California
  • Eglin, Florida
  • Hill, Utah
  • JB Langley-Eustis, Virginia
  • Luke, Arizona
  • Nellis, Nevada
  • Tyndall, Florida

Overseas (4)

  • Eielson, Alaska
  • JB Elmendorf-Rich, Alaska
  • JB Prl Hbr-Hickam, Hawaii
  • Lakenheath, United Kingdom

Badges & identifiers

Duty badges

The occupational badge worn by Airmen in this career field.

  • Maintenance Badge

Duty identifiers

Special duty patches and identifiers associated with this AFSC.

  • MECH Duty Identifier

Degrees & training plan

While serving in 2A3X7 you can earn associate degrees through the Community College of the Air Force:

The CFETP is the official Air Force document describing this career field's full training pipeline, from tech school through advanced skill levels.

2A3X7 specialties (shred-outs)

This career field splits into 2 specialties — you may be assigned to one of these:

  • 2A3X7AF-22
    Has its own entry requirements
  • 2A3X7BF-35
    Has its own entry requirements

Shred-outs share the 2A3X7 career path; where a specialty sets its own minimums or screens, they're noted above.

Videos, Reddit & resources

Frequently asked questions

What ASVAB score do you need for Tactical Aircraft Maintenance (5th Generation) (2A3X7)?
You need Mechanical 47+ on the ASVAB to qualify for 2A3X7.
Where can Tactical Aircraft Maintenance (5th Generation) Airmen get stationed?
2A3X7 Airmen serve at 12 bases: 8 stateside and 4 overseas, including Eielson, Alaska, JB Elmendorf-Rich, Alaska, JB Prl Hbr-Hickam, Hawaii.
Does 2A3X7 require a security clearance?
Yes — Tactical Aircraft Maintenance (5th Generation) requires a Secret clearance.
Where this data comes from

Most of the data on this page comes from the Air Force Enlisted Classification Directory (AFECD) and recruiter TTMS readouts, which are no longer released publicly. Pulling it together and keeping it accurate takes real time, so I update these pages as often as I can.

Requirements do change between updates. Before you make any decisions, confirm the details with your recruiter. They always have the latest word.