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Sr. Specialist, Systems Engineer (Avionics)

L3Harris

Company : L3Harris

Location : Greenville, TX, 75402

Posted Date : 17 October 2025

Job Type : Other

Category : Industrial Engineering

Occupation : Systems Engineer

Job Details

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

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L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

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Job Title: Sr. Specialist, Systems Engineer (Avionics)

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Job Code: 29077

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Job Location: Greenville, TX (On-Site)

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Job Schedule: 1st Shift 9/80

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Job Description:

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The Senior Specialist, Systems Engineer (SE) performs technical planning, system integration, verification and validation, and troubleshooting for total Avionics systems and/or subsystems. The Specialist SE is part of a team that supports the requirements, design, development, test and integration of complex, specialized hardware/software systems installed on airborne and laboratory environments.

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Essential Functions:

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    Works with other Systems Engineering, Flight Line Test, Product Development, and Project Engineering personnel to understand new modifications and baseline functionality.

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    Plans and executes integration testing in a Systems Integration Laboratory and on airborne platforms.

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    Translate voice of the customer into system level requirements.

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    Perform Requirement traceability.

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    Develop and evaluate trade studies for accuracy and completeness.

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    Write subsystem specifications based on system level requirements.

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    Hands-on with testing, integrating, and verifying software and/or hardware.

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    Knowledge of requirement traceability method and purpose.

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    Follow existing standards to document system testing status and anomalies with the system hardware and software.

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    Works with management to develop and adhere to schedules and budgets required to accomplish assigned work.

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    Aircraft Avionics experience.

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    Excellent oral and written communication skills to develop and deliver complex topics.

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    Proficient in using the Microsoft Office suite of applications.

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    Excellent interpersonal skills to work with internal and external customers.

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    Understanding of Model Based Systems Engineering.

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    Willing and able to travel as needed (up to 10%).

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    Other duties as assigned by supervisor.

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Qualifications:

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    Bachelor's Degree with six (6) years of prior Electrical, Systems or Software Engineering experience.

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    Graduate Degree with four (4) years of Electrical, Systems or Software Engineering experience.

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    In lieu of a degree, a minimum of ten (10) years of Electrical, Systems or Software Engineering experience.

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    Must have an Active Secret clearance at the time of hire with the ability to attain Top Secret with SCI.

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    Must be a U.S. citizen.

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Preferred Additional Skills:

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    DOORS/Jira.

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    FAA Compliance and Certification experience.

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    Active Top Secret with SCI.

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#LI-AH1

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L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

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Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

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By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

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L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English ( or Spanish ( . For information regarding your Right To Work, please click here for English ( or Spanish ( .

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