Demo

Specialist, Systems Engineer

L3Harris and Careers
Greenville, TX Full Time
POSTED ON 12/26/2025
AVAILABLE BEFORE 2/25/2026

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.

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.

Job Title: Specialist, Systems Engineer
Job Code: 30582
Job Location: Greenville, TX (On-Site)
Job Schedule: 1st Shift 9/80

Job Description:

The Systems Engineering (SE) Specialist will be responsible for performing technical planning, systems integration, verification and validation, and troubleshooting for total systems and/or subsystems. The ideal candidate will have experience with systems engineer/architect work with a desire to work in a dynamic, fast-paced Quick Reaction Capability (QRC) environment alongside other highly motivated engineering team members. 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 ground and airborne platforms.

Essential Functions:

  • Translate the voice of the customer into system-level requirements.
  • Perform requirement traceability, and verification testing.
  • Develop and evaluate trade studies for accuracy and completeness.
  • Evaluate alternative solutions and establish preliminary system designs.
  • Write subsystem specifications based on system-level requirements.
  • Understand physical architectures incorporating voice, video, and data capability across multiple security domains.
  • Create System Block Diagrams.
  • Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements.
  • Interpret complex system ICDs to new architecture designs.
  • Understand test, integration, verification, and validation planning.
  • Write effective verification test procedures to ensure system performance and capabilities meet system requirements.
  • Prepare effective presentations to communicate technical information to both technical and non-technical professionals.
  • Desire to work in a dynamic, fast paced Quick Reaction Capability (QRC) environment.
  • Working knowledge of LAN and VOIP protocols to include IP routing.
  • Knowledge of mission systems: EO/IR, Video, Networks, SI/EW, Avionics Interfaces, etc.
  • Troubleshooting and multi-level testing and analysis of various electrical signal interfaces and RF systems.
  • Knowledge of requirement traceability methods and purpose, and the systems engineering trade study process.
  • Working with subcontractors and U.S. Government customers.
  • Developing, authoring, and implementing system test plans.
  • Engineering efforts involving FAA-certified general category aircraft.
  • Excellent written, oral, and presentation communications skills.
  • Perform other duties as assigned.


Qualifications:

  • Bachelor’s Degree with four (4) years of experience with Aircraft systems architecture design, integration, and/or ground/flight test certification.
  • Graduate Degree with two (2) years of experience with Aircraft systems architecture design, integration, and/or ground/flight test certification.
  • In Lieu of a degree, a minimum of eight (8) years of experience with Aircraft systems architecture design, integration, and/or ground/flight test certification.
  • A minimum of 4 years of hands-on experience with systems engineering, configuration, testing, integrating, and/or verifying software and/or hardware in a multi-domain mobile airborne datalink, video, voice and data communication systems environment.
  • Must have an active Secret clearance at the time of hire with the ability to obtain a Top Secret with SCI.
  • Must be a U.S. Citizen.


Preferred Additional Skills:

  • Active Top Secret/SCI Security Clearance.

#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.

Salary.com Estimation for Specialist, Systems Engineer in Greenville, TX
$85,172 to $101,493
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Specialist, Systems Engineer?

Sign up to receive alerts about other jobs on the Specialist, Systems Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$86,680 - $110,316
Income Estimation: 
$110,730 - $135,754
Income Estimation: 
$117,033 - $148,289
Income Estimation: 
$90,032 - $105,965
Income Estimation: 
$111,859 - $131,446
Income Estimation: 
$110,457 - $133,106
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$122,763 - $145,698
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at L3Harris and Careers

  • L3Harris and Careers Camden, AR
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 13 Days Ago

  • L3Harris and Careers Salt Lake, UT
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 13 Days Ago

  • L3Harris and Careers Salt Lake, UT
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 13 Days Ago

  • L3Harris and Careers Salt Lake, UT
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 13 Days Ago


Not the job you're looking for? Here are some other Specialist, Systems Engineer jobs in the Greenville, TX area that may be a better fit.

  • Jobs via Dice Greenville, TX
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 17 Days Ago

  • L3Harris and Careers Greenville, TX
  • L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedi... more
  • 18 Days Ago

AI Assistant is available now!

Feel free to start your new journey!