Lead, Integration/Test Engineering

L3Harris Technologies; Greenville (TX); On-site; USD 110,000 - 140,000; Full time

Job summary

L3Harris Technologies is seeking a Lead Integration/Test Engineer for on-site operations in Greenville, Texas. The role involves developing and executing test procedures, configuring LRUs, and leading subsystem-level tests to support integration, verification, and validation.

You will troubleshoot, document, and coordinate fault isolation and corrective actions across hardware and software domains. You will also support EMI/TEMPEST testing, review engineering documentation, and collaborate with

Qualifications

• Bachelor’s degree and years of relevant engineering experience.
• Experience maintaining Avionics/NAV/Flight Control systems on airborne or ground platforms.
• Ability to read and interpret aircraft wiring diagrams and TOs.
• Strong analytical and troubleshooting skills; effective written and verbal communication.

Responsibilities

• Conduct subsystem pre-operational checks per approved docs and test procedures.
• Configure LRUs and subsystems for single-thread and multi-thread tests.
• Execute ground test plans for integration, verification and validation.
• Troubleshoot discrepancies to component level and coordinate repairs.
• Identify failures and coordinate repair, replacement, and retest activities.
• Document anomalies and recommend corrective actions through enterprise systems.
• Support EMI/TEMPEST testing and system integration activities.
• Perform aircraft pre-flight checks to ensure readiness for flight operations.
• Operate diverse electronic test equipment to support testing and verification.
• Prepare and maintain engineering docs, test records, and data.

Skills

Avionics systems maintenance

Wiring diagrams interpretation

Electronic test equipment

COTS hardware/software tools

Security clearance (DoD/TSSCI)

Education

Bachelor’s degree + 9+ years

Graduate degree + 7+ years

Experience in lieu of degree (13+ yrs)

Bachelor’s in related discipline preferred

Tools

IFR4000 test set

TACAN test set

Pitot-Static test sets

IFF/TCAS transponder test sets

LAN test devices

Oscilloscopes

Multimeters

Spectrum analyzers

Power/watt meters

Fiber optic test equipment

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: 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 generatorsSpectrum 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.

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.