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Senior Specialist, Systems Engineer ELINT

L3Harris


Job Location:

Greenville, NC - USA

Monthly Salary: Not provided by the employer
Posted: 13 July 2026 (30+ days ago)
Application Deadline: 10 October 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Senior Specialist Systems Engineer - ELINT

Job Code: 39540

Job Location: Greenville TX

Job Schedule: 9/80 - Employees work 9 out of every 14 days totaling 80 hours worked and have every other Friday off

Job Description:

L3Harris is seeking a Systems Engineering Specialist who will be involved in activities directly related to the design and development of complex specialized SIGINT hardware/software systems to process and manipulate ISR data from multiple data sources.

Essential Functions:

  • Works closely with the customer to comprehensively design and implement new system functionality.
  • Writes requirements supports development performs integration testing of new or modified products in a Systems Integration Laboratory and on airborne and ground-based platforms.
  • Verifies and validates new baseline functionality while ensuring legacy functionality continues to work as intended.
  • Interface with other Systems Engineers Agile Development Engineering Flight Line Test Product Development and Project Engineering to understand new baseline functionality.
  • Work closely with L3Harris Internal Research and Development (IR&D) developing proprietary ELINT technology and capabilities.
  • Follow existing standards to document system testing status and anomalies with system hardware and software and verifies subsequent anomaly fixes.
  • Interfaces with the customer to ensure their satisfaction with system performance.
  • Work with management to develop and adhere to schedules and budgets required to accomplish assigned work.
  • Provide regular status updates for ongoing work efforts to management and the customer.
  • Work effectively in a fast-paced dynamic environment with time-critical requirements.
  • Effective cross-functional communication skills supporting program execution from development through integration and delivery.
  • Analysis of customer requirements including system and sub-system trade studies and detailed hardware and software specifications for systems subsystems and key components.
  • Development of test planning/procedures of various test equipment including anechoic chambers spectrum analyzers and network analyzers.
  • Entire Program/Engineering Life Cycle Phases and Activities.
  • IRAD and Technical Baseline development.
  • Requirements Management.
  • Strong problemsolving abilities with thorough documentation verification and validation practices
  • Proficiency in digital signal processing (DSP) with strong MATLAB skills for algorithm development modeling simulation and data analysis
  • Solid understanding of DSP fundamentals including filtering spectral analysis FFTs modulation sampling theory and noise reduction
  • Ability to support algorithm implementation in C C or Python
  • Active Secret or recent TS/SCI Clearance with the ability to maintain.
  • Working contract proposals.
  • Travel up to 10%.
  • Other duties as assigned by Supervisor.

Qualifications:

  • Bachelors Degree and minimum 6 years of prior relevant engineering experience.
  • Graduate Degree and a minimum of 4 years of prior related engineering experience.
  • In lieu of a degree a minimum of 10 years of prior related engineering experience.
  • Demonstrated understanding of RF and microwave fundamentals including antennas receivers spectral behavior and front-end design.
  • Demonstrated experience with signals analysis techniques and tools including pulse analysis modulation assessment and emitter characterization.
  • Demonstrated knowledge of radar fundamentals such as pulse radar CW/FMCW LPI principles scan patterns and threat system behavior.

Preferred Additional Skills:

  • Active TS/SCI Clearance
  • Experience with integration and troubleshooting of complex RF or electronic warfare receiver systems.
  • Experience with JIRA Confluence and DOORS for requirements and workflow management.
  • Experience in MATLAB and Python for algorithm development modeling automation data analysis and visualization.
  • Experience working with large IQ/sample data sets and developing automated processing workflows.
  • Experience with advanced DSP algorithm development and implementation.
  • Familiarity with systemlevel SEI LPI/LPE techniques or advanced emitter analysis methodologies.
  • Experience in software integration and system-level test.
  • Proficiency with standard office and documentation tools.

#LI-AM2


Required Experience:

Senior IC


About Company

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At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.

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