[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All L3Harris Technologies jobs](https://jobs.opennash.com/companies/l3harris-technologies/) · [Search jobs](/search/) L3Harris Technologies · Greenville, TX # Specialist, Systems Engineering Greenville, TX Operations Listed on L3Harris Technologies’s official careers site. Listed as of October 19, 2026. Check that it is still open and apply there. [Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/greenville/specialist-systems-engineering/4832/97898033920) [OpenNash Jobs](https://jobs.opennash.com/) / [L3Harris Technologies](https://jobs.opennash.com/companies/l3harris-technologies/) / Specialist, Systems Engineering ## Job description 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 Number: 41128 Job Location: Greenville, TX Schedule: 5/8: Employees work 8 hours per day, 5 days a week OR 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off 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 Systems or Software Engineering experience as a Subject Matter Expert working with Operator Interfaces. Demonstrated knowledge with ability to write capability/product requirement specifications. Will work with customer, system engineers and system architects to develop requirements. Will test and troubleshoot Operator Interfaces on various platforms and programs. Will engage with software developers to explain requirements and use cases when needed. ### Active Top Secret/SCI to be Considered Qualifications Bachelor’s Degree and minimum 4 years of prior systems/software engineering experience. Graduate Degree and a minimum 2 years of prior systems/software engineering experience. In lieu of a degree, minimum 8 years of prior systems/software engineering experience. Demonstrated experience engaging with internal/external stakeholders, up to and including customer and/or executives. Demonstrated experience working through an entire build cycle. Demonstrated understanding of systems engineering life cycle. CompTIA Security+ (current or able to obtain within within 12 months of start date). ### Preferred Additional Skills Experience with IBM DOORS Requirements Management Tool. Experience with JIRA/Confluence and the Agile process. Hands-on experience with RC-135 Operator Interfaces. Current 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. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Aug 21, 2026 - Last checked: Oct 19, 2026 - Listed for: 59 days - Location: Greenville, TX[Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/greenville/specialist-systems-engineering/4832/97898033920) ## More jobs at L3Harris Technologies ### [(DoW SkillBridge), Associate, Systems Engineering](https://jobs.opennash.com/companies/l3harris-technologies/jobs/5cc662f88ec89f929b0d/) Greenville, TX ### [(DoW SkillBridge), Sr. Associate, Integration/Test Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/edbce8053fa14bc3b580/) Greenville, TX ### [(DoW SkillBridge), Systems Engineering Specialist, RC-135 Mission System Operator](https://jobs.opennash.com/companies/l3harris-technologies/jobs/f7e9e6b731a1dcde5908/) Greenville, TX ### [Associate, Electrical Engineering](https://jobs.opennash.com/companies/l3harris-technologies/jobs/77af742f55e2bda61599/) Greenville, TX ### [Associate, Integration/Test Engineering (Greenville, TX)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/4d3788ba1484bce4d622/) Greenville, TX ## Similar jobs at other companies ### [Integrated Power Systems (IPS) COLUMBIA Class Electrical/Mechanical Systems Engineering - 2027 Engineering Summer Internship](https://jobs.opennash.com/companies/general-dynamics/jobs/2e145e7a9a556a7e7cfd/) General Dynamics · Groton, CT, US ### [Systems Engineering - Weapon Systems Flight Test](https://jobs.opennash.com/companies/lockheed-martin/jobs/4e6a777fe097696ce7e7/) Lockheed Martin · Littleton, CO ### [Systems Engineering-System Safety Engineering Mgr](https://jobs.opennash.com/companies/lockheed-martin/jobs/44da7d5f1fc52343540e/) Lockheed Martin · Sunnyvale, CA ### [Model Based Systems Engineering (MBSE) Systems Engineer](https://jobs.opennash.com/companies/general-dynamics/jobs/6f1ca3a96659070933b4/) General Dynamics · Groton, CT, US ### [Systems Engineer Senior – Core Systems Engineering](https://jobs.opennash.com/companies/bae-systems/jobs/77efd3a31ce2ff765b50/) BAE Systems · Broomfield, Colorado, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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