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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead, Integration/Test Engineering - **Company:** L3Harris Technologies, Inc. - **Location:** Greenville, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Software Applications, Linux, Firmware, Reliability Engineering, Software Tools, Software Engineering, Systems Integration, Technical Data Management Systems, Multithreading, Performance Testing, SC Clearance - **Published:** August 14, 2026 - **Apply:** https://careers.l3harris.com/en/job/greenville/lead-integration-test-engineering/4832/99178894992 ## About the Role Bachelor's Degree and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience. Experience maintaining Avionic/NAV/Flight Control systems and electrical subsystems on military airborne and/or ground-based platforms Thorough knowledge of operational procedures, testing, troubleshooting, and maintenance techniques for aircraft Avionic systems and subsystemsUnderstanding of basic avionics equipment and theory Ability to read and interpret aircraft wiring diagrams and follow aircraft Technical Orders (TOs) Solid working knowledge of Avionics test equipment including IFR4000, TACAN test sets, Pitot Static test sets, IFF/TCAS transponder test sets, etc. Bachelor's degree in a related discipline desired; military technical training, associate degree, relevant experience, or applicable coursework considered in lieu of degree Familiarity with industry-standard electronic test equipment, COTS hardware, Linux/Windows applications, and other COTS software tools Strong analytical, troubleshooting, verbal, and written communication skills Must currently hold or be able to obtain a U.S. DoD Secret clearance; must be able to obtain and maintain a Top Secret clearance with SCI eligibility Ability to work in a dynamic environment with changing schedules and potentially extended shifts; flexibility required Ability to support multiple shifts and varying work schedules Must be able to obtain and maintain FAA Class III flight physical qualification Willingness to travel CONUS and OCONUS up to 10% Preferred Additional Skills: Strong applicable test environment experience. Flexibility with work schedules in a dynamic work environment. Previous experience on G550 or similar platforms. Experience with Cryptographic units and loading devices. Strong work ethic and team-oriented mentality: Maintaining a sense of urgency to ensure obligations are met while achieving milestones in a team-based, technical environment. ## 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: Lead Intergration/Test Engineer Job Code: 42335 Job Location: Greenville, Texas On-site Job Schedule: 9/80 Regular: Off every other Friday, 1st Shift Job Desciption: This Lead, Integration/Test Engineer is responsible for developing and using engineering documentation and test procedures; configuring LRUs and subsystem components for single- and multi-thread interface testing; executing subsystem- and system-level ground test plans for integration, verification, and validation; and troubleshooting system discrepancies to the component level to support timely fault isolation and resolution. Duties include identifying LRU failures and coordinating repair and retest activities, documenting hardware, software, and firmware anomalies and recommending corrective actions, supporting EMI/TEMPEST testing and system integration efforts for hardware and software development, and performing aircraft pre-flight checks to ensure system and subsystem readiness for flight operations. Essential Functions: Conduct subsystem pre-operational checks in accordance with approved engineering documentation and test procedures. Configure and prepare LRUs and subsystem components for single-thread and multi-thread interface testing and operation. Execute subsystem- and system-level Ground Test Plans in support of integration, verification, and validation activities. Troubleshoot system and subsystem discrepancies to the component level and support timely fault isolation and resolution. Identify LRU failures and perform or coordinate required repair, replacement, and retest activities. Detect and document hardware, software, and firmware anomalies, and recommend corrective actions through applicable enterprise systems and engineering processes. Support EMI/TEMPEST testing of airborne subsystems and associated integration activities. Support system integration efforts associated with hardware and software development. Perform aircraft pre-flight checks and related activities to ensure system and subsystem readiness for flight operations. Operate a wide range of electronic test equipment to support troubleshooting, verification, and performance testing, including: IFR4000 Test Set Various pitot static test set IFF/TCAS Transponder Test Set TACAN Test Set LAN test devices TDRs Digital multimeters Oscilloscopes Frequency counters Function generators/AWGs Signal generators Spectrum analyzers Power/watt meters Fiber optic test equipment Utilize COTS and organic software applications to execute tests, analyze results, and document system performance. Support in-flight test activities and may serve as an onboard observer on airborne platforms, as required. Prepare, review, and maintain engineering documentation, test records, and related technical data. Provide technical input to design changes intended to improve mission effectiveness, equipment reliability, maintainability, and operational efficiency. Coordinate regularly with engineering, manufacturing, quality, field support, and customer organizations to resolve technical issues and support program execution. Qualifications: Bachelor's Degree and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience. Experience maintaining Avionic/NAV/Flight Control systems and electrical subsystems on military airborne and/or ground-based platforms Thorough knowledge of operational procedures, testing, troubleshooting, and maintenance techniques for aircraft Avionic systems and subsystemsUnderstanding of basic avionics equipment and theory Ability to read and interpret aircraft wiring diagrams and follow aircraft Technical Orders (TOs) Solid working knowledge of Avionics test equipment including IFR4000, TACAN test sets, Pitot Static test sets, IFF/TCAS transponder test sets, etc. Bachelor's degree in a related discipline desired; military technical training, associate degree, relevant experience, or applicable coursework considered in lieu of degree Familiarity with industry-standard electronic test equipment, COTS hardware, Linux/Windows applications, and other COTS software tools Strong analytical, troubleshooting, verbal, and written communication skills Must currently hold or be able to obtain a U.S. DoD Secret clearance; must be able to obtain and maintain a Top Secret clearance with SCI eligibility Ability to work in a dynamic environment with changing schedules and potentially extended shifts; flexibility required Ability to support multiple shifts and varying work schedules Must be able to obtain and maintain FAA Class III flight physical qualification Willingness to travel CONUS and OCONUS up to 10% Preferred Additional Skills: Strong applicable test environment experience. Flexibility with work schedules in a dynamic work environment. Previous experience on G550 or similar platforms. Experience with Cryptographic units and loading devices. Strong work ethic and team-oriented mentality: Maintaining a sense of urgency to ensure obligations are met while achieving milestones in a team-based, technical environment. #LI-RW1 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 - [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) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) ## 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) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer)