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Sr. Specialist, Systems Engineer (Avionics)

Greenville, Texas
Full Time On-site

Summary

Job Description

The Senior Specialist, Systems Engineer (SE) designs tests, and integrates technologies for the flight deck of multiple aircraft platforms.  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.

Essential Functions: 

  • Works with other Systems Engineering, Flight Line Test, Product Development, and Project Engineering personnel to understand new modifications and baseline functionality.
  • Works as part of a team in the hardware/software integration of avionics components, including testing for accuracy, reliability and resilience.
  • Develop subsystem technical requirements, focusing on minimizing vulnerabilities.
  • Perform Requirement traceability.
  • Write subsystem specifications based on system level requirements.
  • Hands-on with testing, integrating, and verifying software and/or hardware.
  • Knowledge of requirement traceability method and purpose.
  • Follow existing standards to document system testing status and anomalies with the system hardware and software.
  • Works with management to develop and adhere to schedules and budgets required to accomplish assigned work.
  • Heavy platform aircraft avionics.
  • Excellent oral and written communication skills to develop and deliver complex topics.
  • Proficient in using the Microsoft Office suite of applications.
  • Excellent interpersonal skills to work with internal and external customers.
  • Ability to obtain and maintain a Secret and/or Top-Secret Clearance.
  • Willing and able to travel as needed (up to 10%).
  • Other duties as assigned by supervisor.

Qualifications:

  • Bachelor’s Degree with six (6) years of Electrical, Systems or Software Engineering experience.
  • Graduate Degree with four (4) years of Electrical, Systems or Software Engineering experience.
  • In lieu of a degree, minimum of ten (10) years of Electrical, Systems or Software Engineering experience.
  • Must be a U.S. citizen.

Preferred Additional Skills:

  • Active Secret or Top-Secret Clearance.
  • DOORS/Jira experience.
  • Experience with systems hardening.
  • An understanding of Model Based Systems Engineering.
  • FAA Compliance and Certification experience.

#LI-AH1

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.

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.

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.

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.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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