Title:  Senior Specialist, Systems Engineer - ELINT

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 problem‑solving 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:

• Bachelor’s 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 system‑level SEI, LPI/LPE techniques, or advanced emitter analysis methodologies.
• Experience in software integration and system-level test.
• Proficiency with standard office and documentation tools.

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