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L3Harris Technologies

Global defense contractor delivering aerospace tech

Senior Scientist, Electrical Engineering (Phased Array RF Design Engineer)

RF & Microwave EngineeringUpdated on Nov 14
Full-timePalm Bay, FL, USANo salary listedIn-person

About the Job

Requirements

  • A Bachelor's degree and at least 15 years of relevant experience, or a graduate degree and at least 13 years of related experience; alternatively, at least 19 years of related experience in lieu of a degree.
  • Experience designing digital and analog phased arrays for multi-beam AESAs and ESAs.
  • Experience with detailed phased-array RF performance design, including RF link-budget analysis, RF cascade analysis, signal analysis, S-parameters, matching networks, filtering, nonlinear effects and remedies, temperature effects, and isolation.
  • Experience with RF performance characteristics of passive and active components, including amplifiers, oscillators, attenuators, mixers, filters, splitters, couplers, phase shifters, VCOs, and PLLs.
  • RF hardware design experience for electromagnetic applications in the VHF, UHF, and microwave spectrum, including L, S, C, X, Ku, Ka, and V bands.
  • Advanced proficiency with RF simulation and analysis tools including ADS, HFSS, SystemVue, MATLAB, and other ECAD design tools.
  • Experience in an engineering leadership role, such as Integrated Product Team Lead, Principal Investigator, Chief Systems Engineer, or Chief Engineer.

Responsibilities

  • Lead complex RF and phased-array development, including research, detailed design, and analysis for space-qualified phased arrays.
  • Drive multidisciplinary engineering teams through early lifecycle milestones and reviews, including capture and pursuits, technical baselines, basis-of-estimate proposals, program startups, system requirements reviews, system design reviews, and preliminary design reviews.
  • Champion Internal Research and Design initiatives and conduct technical trade studies to inform tactical and strategic decisions for senior leadership.
  • Research industry trends and develop phased-array and RF roadmaps using emerging technologies to advance RF hardware capabilities while reducing size, weight, power, and cost.
  • Support customer phased-array pursuits with business development and basis-of-estimate proposals to capture program awards while ensuring technical performance, cost, and schedule success.
  • Collaborate with customers, technical experts, and program leadership to align phased-array and RF performance requirements with stakeholders.
  • Provide mentorship, guidance, and leadership to fellow engineers.

Desired Qualifications

  • A TS/SCI security clearance.
  • MMIC or RFIC design experience.
  • RF hybrid multi-chip module experience integrating diverse RF components on a single substrate with precision ribbon-wire interconnections.
  • Advanced proficiency with RF lab equipment, including network analyzers, signal and spectrum analyzers, oscilloscopes, signal generators, and RF power sensors.
  • Ability to troubleshoot RF systems, payloads, modules, and complex RF issues down to the component level.
  • Schematic and PCB layout experience using Xpedition or Cadence.
  • Experience guiding a team of RF engineers across diverse projects to advance their career expertise.
  • Programming experience with MATLAB, Python, or similar languages for RF design and data analysis.

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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