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L3Harris Technologies

Global defense contractor delivering aerospace tech

Aircraft Maintenance C - Mission Systems Specialist, Avionics

AvionicsUpdated on Nov 14
Full-timeTucson, AZ, USANo salary listed

About the Job

Requirements

  • Requires a high school diploma or equivalent and a minimum of 6 years of prior relevant experience, or two years of post-secondary/associate degree education with a minimum of 2 years of prior related experience.
  • Ability to obtain a U.S. security clearance.
  • Ability to meet worldwide immunization and deployment requirements and eligibility for access to required classified material.
  • Knowledge of satellite system architectures, time division multiple access protocols, UHF radio frequency transponder and antenna theory.
  • Knowledge of UHF SATCOM system modulation/demodulation techniques, preamplifier, bandpass filter, and diplexer technology.
  • Knowledge of Communications Security (COMSEC) and Transmission Security (TRANSEC) methods and procedures.
  • Knowledge of computer architectures; computer bus standards including VME, ISA, and PCI; serial and parallel computer interface standards including RS232, RS422, SCSI, IDE, PCMCIA, and IEEE 802.3; and Wide Area Network (WAN) interface standards and protocols.
  • Knowledge of software configuration and administration techniques, including Windows 7, Windows Server, and Cisco; extensive knowledge of IBS-specific GOTS applications including TipoffNT, MarsNT, and GTIW; and electromagnetic interference testing.
  • Ability to read, write, speak, and understand English.
  • Ability to work assigned shifts and travel as part of a maintenance recovery team as required; CONUS and OCONUS deployment may be required.
  • Willingness and ability to work assigned shift schedules seven days a week, 12 hours a day, to support mission requirements.
  • Ability to complete and pass a required DCMA physical exam and CRC course prior to OCONUS deployment.
  • Valid state driver's license.
  • Valid U.S. passport.

Responsibilities

  • Provide technical support to the customer at a forward operating location.
  • Repair, maintain, test, and/or calibrate aircraft electronic equipment and Air Tractor 802U mission systems.
  • Use technical knowledge of electronic principles and troubleshooting techniques to identify mission equipment malfunctions and restore aircraft mission systems to operational status.
  • Perform work in accordance with technical manuals, schematics, engineering drawings, and written or verbal instructions.
  • Maintain hand and special tools in a safe, serviceable condition.
  • Follow site, customer, and company tool-accountability procedures, including reporting unserviceable tools and equipment to the appropriate responsible party.
  • Train newly assigned personnel as required.
  • Follow housekeeping, tool-control, foreign-object-damage (FOD) awareness/prevention, and safety practices.
  • Assist with aircraft movement and flight-line FOD-prevention walks as required.
  • Comply with established policies, procedures, and standards.
  • Complete maintenance documentation using required forms.
  • Discuss discrepancies with aircrews to obtain adequate troubleshooting information and flight data.
  • Assist with aircraft servicing using fuel, oil, grease, hydraulic fluid, air, oxygen, and nitrogen as needed.
  • Perform aircraft corrosion-control inspections and procedures, including washing, wiping down, polishing, and vacuuming as needed.
  • Perform other duties assigned by management.

Desired Qualifications

  • Active U.S. Secret security clearance is highly preferred.
  • Experience in directly related operations and maintenance of ISR systems.
  • Knowledge of DIA/DOD rules and regulations for systems security and hardening concepts such as DCID 6/3.
  • Written and verbal communication skills.

About the Company

L3Harris Technologies

Global defense contractor delivering aerospace tech

L3Harris Technologies provides advanced aerospace, defense, and space systems for governments and commercial customers. Its products include sensors, communications, and propulsion—such as tactical radios, night-vision gear, satellite payloads, missile defense, and space propulsion—delivered as integrated systems for operations across air, land, sea, space, and cyber domains. The company blends legacy technologies from two joining giants with newer capabilities, faster acquisition cycles, and a focus on missiles, space, and resilient communications to field solutions quickly. Its goal is to be a trusted, scale-ready provider of next‑generation defense and intelligence capabilities for national security and related customers.

Company size
10,001+
Company stage
IPO
Headquarters
Melbourne, FL
Founded
1895

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