Watch EL first.
Marine Corps MOS guide
63XX Aircraft Communications/Navigations/Radar Systems Technician ASVAB score requirements
Score target and study focus for Marine Corps 63XX.
63XX
MOS familyMarine Corps MOS score brief
Aircraft Communications/Navigations/Radar Systems Technician
ASVAB line score targetEL 105+
Supports Marine communications, networks, electronics, radar, avionics, and technical systems. This MOS is in the Avionics & Electrical Systems field; use the guide to connect its score target with the right ASVAB subjects.
Aircraft Communications/Navigations/Radar Systems Technician can fit students who want a Marine Corps role in avionics & electrical systems and are ready to verify current contract options with a recruiter.
Technical, operations, logistics, security, aviation, public-service, or administrative paths depending on the MOS field.
Study first
Focus these areas
- Build arithmetic reasoning, math knowledge, electronics information, general science before comparing this MOS against your score report.
- Keep AFQT inputs stable while you raise the Marine Corps line-score areas tied to this role.
Daily work
What you may do
- Work on aircraft communications/navigations/radar systems technician duties in the Marine Corps avionics & electrical systems field.
- Follow unit procedures, equipment standards, reporting routines, and mission-readiness checks tied to the MOS.
63XX Marine Corps MOS FAQ
Common Aircraft Communications/Navigations/Radar Systems Technician ASVAB questions
What ASVAB score do you need for Marine Corps 63XX Aircraft Communications/Navigations/Radar Systems Technician?
EL 105+ is the planning target shown on this MeritMarch guide. Treat it as study guidance, not a contract promise, because Marine Corps MOS access, openings, waivers, medical qualification, and recruiter guidance can change.
What does a Marine Corps 63XX Aircraft Communications/Navigations/Radar Systems Technician do?
Supports Marine communications, networks, electronics, radar, avionics, and technical systems. This MOS is in the Avionics & Electrical Systems field; use the guide to connect its score target with the right ASVAB subjects.
Which ASVAB sections should I study for 63XX?
Start with the subjects behind EL 105+: Arithmetic Reasoning, Math Knowledge, Electronics Information, General Science. If your AFQT is not stable yet, keep Arithmetic Reasoning, Math Knowledge, Word Knowledge, and Paragraph Comprehension in the plan too.
Is 63XX guaranteed if I meet the score target?
No. ASVAB line scores are only part of Marine Corps MOS access. Current openings, contract options, medical standards, citizenship, security screening, waivers, and Marine Corps needs can all affect availability.
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Sources and official confirmation
Line-score target shown on this page: EL 105+. Current Marine Corps MOS access still depends on official policy, openings, medical qualification, background screening, waivers, citizenship, and recruiter guidance.
This entry represents a broad MOS family. Confirm the exact MOS assignment, training pipeline, and current contract options with a Marine recruiter.
Sources reviewed May 9, 2026: Marines MOS fields, Marine Corps FY26 MOS Manual NAVMC 1200.1L, Marines general requirements, Operation Military Kids Marine Corps MOS ASVAB table.