L3Harris Technologies logo

Senior Systems Engineer

L3Harris Technologies

On-site
Greenville, TX
Full-time
Senior
6+ yrs
Salary not listedPosted 4w ago

Real job — pulled straight from L3Harris Technologies’s careers page · Verified July 19, 2026 · No reposts.

Job description

L3Harris Technologies is hiring a Senior Systems Engineer — a full-time, based in Greenville, TX role. Apply directly on L3Harris Technologies's careers page below.

Senior Specialist, Systems Engineering 1

Location: Greenville, TX, US

Employment Type: Full-Time

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: Senior Specialist, Systems Engineering – Mission Systems

Job Code: 39895

Job Location: Greenville, TX

Schedule: 9/80

 

Job Description:

L3Harris is seeking a Systems Engineering Senior Specialist – Mission Systems to join our Greenville, TX team. This position is responsible for Requirements, Development Support, and Integration of Operator Workstation capabilities multiple platforms and programs. Responsible for issue investigation and resolution. Responsible for submitting Bid and proposals. Responsible for documenting status and issues in Jira/Confluence.

 

Essential Functions:

  • Working with Operator Interfaces in a Systems or Software Engineering capacity.
  • Write capability/product requirement specifications.
  • Work with customer, system engineers and system architects to develop requirements.
  • Test and troubleshoot Operator Interfaces on various platforms and programs.
  • Provide communications to software developers to explain requirements and use cases when needed.

 

Qualifications:

  • 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, minimum of 10 years of prior related experience.
  • Demonstrated experience engaging internal/external stakeholders at all levels, including executive engagement.
  • Demonstrated experience working through an entire build cycle.
  • Demonstrated understanding of systems engineering life cycle.
  • Active DoD Secret Clearance is required, ability to obtain/maintain TS/SCI clearance is a must.

 

Preferred Additional Skills:

  • Demonstrated experience with IBM DOORS Requirements Management Tool.
  • Demonstrated experience with JIRA/Confluence and the Agile process.
  • Demonstrated experience with RedHat Linux or similar Linux tools.
  • Demonstrated experience with RC-135 Operator Interfaces.
  • Security+ Certification.

 

 

 

 

 

#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.

Get Systems Engineer jobs like this

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
Gen Digital logo

Senior Principal Quality Assurance Engineer

Chennai, India
✓ From careers page· 11m ago
EVERSANA logo

Senior DevOps Engineer

Northshore, MA
✓ From careers page· 14m ago
EVERSANA logo

Senior Salesforce Developer (Health Cloud & AI)

Remote · India, Remote
✓ From careers page· 17m ago
NEC Software Solutions logo

Product Owner - Health Screening Platform

Remote · UK-eligible
✓ From careers page· 19m ago

Frequently asked questions

What skills are required for Senior Systems Engineer at L3Harris Technologies?

The required skills for Senior Systems Engineer at L3Harris Technologies include: JIRA, Confluence, Agile, Linux, CompTIA Security+.

What is the seniority level for Senior Systems Engineer at L3Harris Technologies?

Senior Systems Engineer at L3Harris Technologies is a Senior level position.

How do I apply for Senior Systems Engineer at L3Harris Technologies?

You can view the full description and apply for Senior Systems Engineer at L3Harris Technologies on EchoJobs: https://echojobs.io/job/l3harris-technologies-senior-specialist-systems-engineering-1-hvdlo.