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L3Harris Technologies

Global defense contractor delivering aerospace tech

Lead Systems Engineer - Datalink

AvionicsConfirmed live in the last 24 hours
Full-timeGreenville, TX, USANo salary listed

About the Job

Requirements

  • An active United States Top Secret/Sensitive Compartmented Information security clearance is required.
  • A bachelor's degree in an appropriate engineering discipline, such as Electrical Engineering or Systems Engineering, with at least 9 years of relevant experience is required; alternatively, a graduate degree with at least 7 years of related experience is accepted.
  • In lieu of a degree, at least 13 years of related experience is required.
  • Demonstrated systems engineering experience with Datalink is required.
  • At least 8 years of experience working with tactical data links is required.
  • Demonstrated experience testing, integrating, and verifying hardware and/or software systems is required.
  • Ability to read, interpret, create, and maintain spreadsheets, charts, reports, investigation and test plans, and procedures is required.
  • Ability to work independently and within a team environment is required.
  • Ability to support flight testing or obtain an active flight physical is required.
  • Proficiency in Microsoft Office products, including Word and Excel, is required.

Responsibilities

  • Serve as the primary subject matter expert for Link 22 systems, architecture, standards, network design, and configuration.
  • Integrate and configure Link 22 for airborne and maritime communication platforms.
  • Design Link 22 data flows across multi-node networks, including function groups, time slot management, and message routing.
  • Develop and maintain exportable Link 22 configurations for multiple programs, platforms, and customers.
  • Integrate and configure Link 22 hardware and software components, including SNC, SPC, and LLC.
  • Design physical architectures incorporating Link 22 and other tactical data links across multiple security domains.
  • Design, integrate, and test wideband and narrowband communications supporting Link 22 operations.
  • Develop and execute Link 22 compliance and performance test procedures to meet system requirements and applicable standards.
  • Support performance, verification, and sustainment of fielded tactical communication systems and components.
  • Perform engineering analyses and review performance at system and component levels.
  • Design, develop, and release related data management, processing, and reporting software tools.
  • Generate and review technical papers, calculations, and briefings.
  • Prepare and present technical briefs to internal management teams.
  • Travel 10% based on business needs.

Desired Qualifications

  • Experience creating and managing exportable Link 22 configurations for deployment across multiple platforms or customer environments.
  • Familiarity with Link 22 software updates, version management, and configuration baseline control.
  • Experience with Link 16 or other tactical data links and their interoperability with Link 22 networks.
  • Familiarity with Leonardo DRS and Curtiss-Wright products and their integration within tactical data link and airborne communication architectures.
  • Experience working with domestic and foreign subcontractors and foreign customers.
  • Familiarity with multinational interoperability testing events and coalition data link environments.
  • Experience in software coding and development.
  • Knowledge of systems engineering concepts, practices, and procedures.
  • Experience presenting design and project information at periodic reviews and recommending improvements to existing designs.
  • Experience handling a large amount of classified material.
  • Experience building test cases to assess software and system operation against requirements, writing defect reports, and assessing corrections.
  • Familiarity with networking technologies, including Security+ certification.

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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