L3Harris Technologies

Global defense contractor delivering aerospace tech

Senior Specialist - Systems Engineering

RF & Microwave EngineeringUpdated on Nov 14

Full-timeGreenville, TX, USANo salary listed

About the Job

Requirements

An active U.S. Secret security clearance is required.
A bachelor's degree and at least six years of relevant experience, or a graduate degree and at least four years of related experience, is required; alternatively, at least 10 years of related experience may substitute for a degree.
Demonstrated experience with test, integration, verification, and validation planning is required.
Demonstrated experience writing verification test procedures to ensure system performance and capabilities meet system requirements is required.
Demonstrated experience preparing presentations that communicate technical information to non-technical professionals is required.
Demonstrated experience using spectrum analyzers and oscilloscopes is required.
Demonstrated experience with radio frequency waveforms is required.

Responsibilities

Perform technical planning, system integration, verification and validation, and troubleshooting for radio frequency systems and subsystems.
Support the requirements, design, development, test, and integration of complex specialized hardware/software systems and antennas installed on ground and airborne communication platforms.
Understand physical architecture incorporating voice, video, and data capability across multiple security domains.
Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements.
Understand test, integration, verification, and validation planning.
Write verification test procedures to ensure system performance and capabilities meet system requirements.
Perform requirements management and traceability.
Develop and evaluate trade studies for accuracy and completeness.
Identify and solve problems using logical engineering thought processes.
Prepare presentations that communicate technical information to non-technical professionals.
Travel 10% based on business needs.

Desired Qualifications

Ability to obtain and maintain a Department of Defense Top Secret (SCI) security clearance.
Experience working with subcontractors and U.S. Government customers.
Experience with engineering efforts involving Federal Aviation Administration-certified general category aircraft.

Job Title: Senior Specialist, Systems Engineering

Job Code: 74116

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:

The Senior Specialist, Systems Engineering performs technical planning, system integration, verification and validation, and troubleshooting for radio frequency systems and subsystems. The Senior Specialist, Systems Engineering will be part of a team that supports the requirements, design, development, test, and integration of complex, specialized hardware/software systems and antennas installed on ground and airborne communication platforms.

Essential Functions:

10% travel based on business needs.
Understand physical architecture incorporating voice, video, and data capability across multiple security domains.
Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements.
Understand test, integration, verification, and validation planning.
Write effective verification test procedures ensuring system performance and capabilities meet system requirements.
Perform requirements management and traceability.
Develop and evaluate trade studies for accuracy and completeness.
Ability to identify and solve problems using logical engineering thought processes.
Prepare effective presentations to communicate technical information to non-technical professionals.

Qualifications:

Active US Secret security clearance.
Bachelor’s Degree and minimum 6 years of prior relevant experience.
Graduate Degree and a minimum of 4 years of prior related experience.
In lieu of a degree, a minimum of 10 years of prior related experience.
Demonstrated experience with test, integration, verification, and validation planning.
Demonstrated experience writing effective verification test procedures ensuring system performance and capabilities meet system requirements.
Demonstrated experience preparing effective presentations to communicate technical information to non-technical professionals.
Demonstrated experience with use of Spectrum Analyzers and Oscilloscopes.
Demonstrated experience with radio frequency waveforms.

Preferred Additional Skills

Ability to obtain and maintain a DoD Top Secret (SCI) security clearance.
Experience working with subcontractors and U.S. Government customers.
Engineering efforts involving FAA-certified general category aircraft.

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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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