L3Harris · Greenville, Texas, US

Specialist, Systems Engineering

OpenFull-timePay not stated

Open — L3Harris has a posting for this job. Posted 5 Nov 2026.

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Posted 5 Nov 2026 · Full-time · Pay not stated

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About this job

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 is the Trusted Disruptor in defense tech. 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 Engineering

Job Code: 47346

Job Location: Greenville, TX

Job Schedule: First OR Second shift 9/80 - Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

This role combines software and systems engineering experience to deliver reliable, mission-critical capabilities while ensuring high levels of availability, performance, and security. You will collaborate across departments, work primarily with existing infrastructure, and travel worldwide to support regular updates at field locations. Success requires the ability to communicate technical details effectively with development teams and translate complex concepts for management and customer representatives, while balancing project priorities, addressing challenging technical issues, and evolving software architectures to meet current and future needs.

Essential Functions:

  • Ability to obtain and maintain a US TS/SCI security clearance.
  • 15% travel based on business needs.
  • Identify and find solutions for defects and mitigate risk.
  • Prioritize numerous and varied system projects with competing priorities.
  • Test and troubleshoot Windows and Linux operating systems.
  • Basic understanding of how software works in conjunction with hardware interdependencies.
  • Engage with developers to explain the requirements when needed.
  • Willingness to work weekends and / or evening shifts (with pay differential).
  • Will be required to obtain and maintain CompTIA Security+ certification.

Qualifications:

  • Bachelor’s Degree and minimum 4 years of prior systems engineering experience.
  • Graduate Degree and a minimum of 2 years of prior systems engineering experience.
  • In lieu of a degree, a minimum of 8 years of prior systems engineering experience.
  • Demonstrated experience with coding; Python, Perl and Bash.
  • Demonstrated experience managing requirements in either DOORS or JIRA through all phases of the project.

Preferred Additional Skills

  • Ability to test, troubleshoot, and configure multiple operating systems; Windows, Linux and familiarity with NETAPP preferred.
  • Basic familiarity of Kubernetes, OpenShift and Active Directory.
  • Familiarity with L3 Engineering tools such as LTS, EEST, SCMS and ESENTRY.
  • Understanding of RC135 platform, CI, MSI, and flight line stages.
  • Current or previous CompTIA Security+ certification is highly desired.

#LI-AM2

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.

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  • Other posting · Req greenville · Posted 3 Nov 2026

    Pay not stated

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Not this job's pay

What do Corporate – Information Technology jobs in Texas pay?

Talentify has no pay figure for this posting. The lines below are about Corporate – Information Technology jobs on Talentify in Texas as a group, computed by Talentify's job index across their postings. They are not the pay for this job.

Of the 1,156 Corporate – Information Technology jobs on Talentify in Texas, 218 list pay per year.

Taking the midpoint of each listed range, the middle half pay 91,383–153,550 USD per year and the median is 118,028 USD per year.

161 of these 218 name no currency; they are counted as USD because the jobs are in the United States.

Pay as employers listed it, not adjusted or verified. Updated 2026-11-12.

Computed on 2026-11-12 from the pay in 218 listings.

Also open

Also open at L3Harris

L3Harris's other jobs that have a page here. Each page says open or closed for itself.

This page remembers. 2 postings recorded.

2 postings recorded.computed from 2 events, 2026-11-07 to 2026-11-07.