> Markdown version of [/jobs/ext/2698126-senior-specialist-systems-engineer](https://www.wearedevelopers.com/jobs/ext/2698126-senior-specialist-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Specialist, Systems Engineer - **Company:** L3Harris Technologies, Inc. - **Location:** Greenville, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Systems Engineering, Microsoft Office, Software Requirements Analysis, Systems Integration, SC Clearance - **Published:** September 3, 2026 - **Apply:** https://careers.l3harris.com/en/job/greenville/senior-specialist-systems-engineer/4832/100077248480 ## About the Role * Bachelor's Degree and a minimum of 6 years of related experience * OR Master's Degree and a minimum of 4 years of related experience * OR in lieu of a degree a minimum of 10 years of related experience * Understand physical architecture incorporating voice, video, and data capability across multiple security domains * Understand test, integration, verification, and validation planning * Be able to write effective verification test procedures ensuring system performance and capabilities meet system requirements * Must be able to obtain/maintain a DoD Top Secret/SCI Security Clearance. Preferred Additional Skills: * Demonstrated experience with full MS Office suite. * Demonstrated experience communicating technical information to stakeholders at all levels. * Demonstrated experience producing and reviewing aircraft drawings and documentation. * Demonstrated experience with testing, integrating, and verifying networks. * Demonstrated experience conducting verification testing. ## 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: Senior Specialist, Systems Engineer Job Code: 43824 Job Location: Greenville, TX Job Schedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off. Job Description: The Senior Specialist, Systems Engineer will be responsible for providing engineering support through the entire product lifecycle including system design, development, integration and test, field deployment, and operator training. Some travel required to support domestic customer demonstrations and integration efforts. Essential Functions: * Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements * Review and evaluate documents to ensure design details trace to system requirements * Understand test, integration, verification, and validation planning * Develop system/subsystem test procedures * Integrate and test complex systems in both SIL and aircraft environments * Understand physical architecture incorporating COMMS Systems capabilities across multiple security domains * Perform test, verification, validation of system requirements * System maintenance, sustainment, and obsolescence mitigation Qualifications: * Bachelor's Degree and a minimum of 6 years of related experience * OR Master's Degree and a minimum of 4 years of related experience * OR in lieu of a degree a minimum of 10 years of related experience * Understand physical architecture incorporating voice, video, and data capability across multiple security domains * Understand test, integration, verification, and validation planning * Be able to write effective verification test procedures ensuring system performance and capabilities meet system requirements * Must be able to obtain/maintain a DoD Top Secret/SCI Security Clearance. Preferred Additional Skills: * Demonstrated experience with full MS Office suite. * Demonstrated experience communicating technical information to stakeholders at all levels. * Demonstrated experience producing and reviewing aircraft drawings and documentation. * Demonstrated experience with testing, integrating, and verifying networks. * Demonstrated experience conducting verification testing. 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. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) - [Automated Driving - Why is it so hard to introduce](https://www.wearedevelopers.com/videos/628-automated-driving-why-is-it-so-hard-to-introduce) - [You’re a great coder? That alone won’t get you far: The soft skills secret in IT success](https://www.wearedevelopers.com/videos/1076-you-re-a-great-coder-that-alone-won-t-get-you-far-the-soft-skills-secret-in-it-success) - [Breaking the Hardware Mindset: Overcoming Barriers to System-Level Innovation](https://www.wearedevelopers.com/videos/1635-breaking-the-hardware-mindset-overcoming-barriers-to-system-level-innovation) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)