Integration/Test Engineer (COTS Lab)

L3Harris Technologies; Greenville (TX); On-site; USD 90,000 - 120,000; Full time

Job summary

L3Harris Technologies seeks an Integration/Test Engineer for the COTS Lab in Greenville, TX. You will assemble, test, and release COTS units, coordinating with systems engineering, hardware teams, and vendors to ensure on‑time delivery.

The role requires handling First Article documentation, lab testing, and repair tasks, while balancing schedules and budgets. A bachelor’s degree with 4+ years of related experience or equivalent is expected, along with ITAR awareness and the ability to obtain a

Qualifications

• Bachelor’s Degree with 4+ years of related experience; advanced degrees reduce experience needed.
• Ability to assemble, test, and release COTS units.
• Familiarity with Windows and Linux platforms for COTS software.

Responsibilities

• Coordinate with engineering and program teams to ensure on‑time delivery of units.
• Assemble units and review engineering documentation per work instructions.
• Order parts, manage material shortages and budget awareness.
• Perform repairs on returned units and support functional testing.
• Troubleshoot processors, switches, routers, and related components.

Skills

COTS lab testing

Windows

Linux

Troubleshooting

Documentation

Education

Bachelor’s Degree in Engineering

Tools

SAP

BSI

Excel

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: Integration/Test Engineering (COTS LAB)

Job Code: 42601

Job Location: Greenville, Texas On-site

Job Schedule: 9/80 Regular: Off every other Friday, 1st Shift

The Integration/Test Engineer (COTS Lab) role supports the successful delivery of units by working closely with system engineering, hardware engineering, program management, project engineering, material program managers, and vendor partners. The position centers on assembling and preparing units for release, which includes interpreting engineering documentation, following detailed work instructions, and ensuring all required materials are available. It also involves managing documentation accuracy, supporting First Article activities, and maintaining compliance within the COTS lab. The role contributes to the repair and evaluation of returned units, coordinates movement of hardware through functional testing, and resolves technical issues involving processors, switches, and routers. Working in a fast-paced environment, the position requires balancing schedule demands, material constraints, budget awareness, and documentation requirements while supporting high‑priority efforts such as Quick Reaction Capability (QRC) projects.

Essential Functions:

• Coordinate with system engineering, hardware engineering, program management, project engineering, material program managers, and vendor representatives to ensure on‑time delivery of units.
• Review released engineering documentation and follow work instructions to assemble units.
• Order parts from multiple warehouses and resolve material shortages.
• Understand budget constraints for various units and contracts.
• Utilize and interpret documentation such as serviceable tags, 350 tags, Quality Notifications (QN), Discrepancy Reports (DR), and Product Analysis Reports (PAR).
• Assemble and review First Article documentation.
• Verify accuracy and release of all unit documentation within the COTS lab.
• Perform repairs on Return and Repair (R&R) and Line Return (LR) units.
• Coordinate with functional teams to move units through required functional testing.
• Use general test equipment to test units.
• Troubleshoot issues involving processors, switches, routers, and related components.
• Work within strict timelines, particularly when supporting Quick Reaction Capability (QRC) efforts.

Qualifications:

• Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
• Ability to assemble, test, and sell-off COTS units
• Ability to operate a computer, including the use of Windows and Linux platforms for COTS (Commercial Off‑The‑Shelf) software applications.
• Knowledge of ITAR requirements/processes.
• Ability to obtain a US Secret clearance

Preferred Additional Skills:

• Demonstrates strong self‑motivation and initiative
• Ability to work independently with minimal supervision
• Effective at managing multiple tasks simultaneously
• Proficiency with use of SAP, BSI, and Excel

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.