[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 · Abu Dhabi Emirate, AE # System Integration & Test Engineer (C4ISR) Abu Dhabi Emirate, AE Full-time {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}} Operations Listed on L3Harris Technologies’s official careers site. Posted October 6, 2026. Check that it is still open and apply there. [Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/abu-dhabi-emirate/system-integration-and-test-engineer-c4isr/4832/101614194400) [OpenNash Jobs](https://jobs.opennash.com/) / [L3Harris Technologies](https://jobs.opennash.com/companies/l3harris-technologies/) / System Integration & Test Engineer (C4ISR) ## 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 System Integration & Test Engineer Job Location: Abu Dhabi, United Arab Emirates ### Job Description As a System Integration & Test Engineer, you are responsible for proactively driving system integration and verification activities as part of a multidisciplinary team upgrading a C4I system in the United Arab Emirates. This role belongs to the System Engineering team and reports directly to the Chief Systems Engineer. In this position, you will manage the continuous integration of hardware and software system components. You will verify rolling subcontractor deliveries against system requirements, document faults, and follow up on their resolution. The System Integration & Test Engineer will contribute to system integration processes, tools, and test frameworks. You will help improve and streamline integration across an ecosystem of evolving system components. Additionally, you will identify and implement opportunities to automate and accelerate system integration and verification. ### Key Responsibilities Integrate software modules, hardware components, and external interfaces into a cohesive end‑to‑end system. Collaborate closely with development teams to understand system interfaces, data flows, and dependencies. Develop and document integration plans and system configuration baselines. Develop, document, and execute test strategies, plans, and procedures for functional, performance, regression, and acceptance testing. Execute verification and validation activities for subcontractor‑provided system components within tight timelines. Evolve and maintain existing end‑to‑end test scenarios. Document defects, analyze root causes, and coordinate remediation with engineering teams and subcontractors. ### Qualifications Master’s degree in Computer Science or a related discipline with a minimum of 2 years of relevant experience, or Bachelor’s degree with a minimum of 4 years of relevant experience Demonstrated experience understanding principles of system architecture. Demonstrated experience in executing system tests and managing system configurations. ### Preferred Skills & Experience Experience in system architecture for C4I systems. Proactive approach to system verification and defect resolution. Experience in testing and profiling OpenAPI-based interfaces. Familiarity with configuration management tools. Experience with Windows and Linux operating systems. Experience with virtual machines (KVM, VMware, Nutanix) Experience with computer networks (routing, switching, vlans, etc.) ## At a glance - Posted by the employer: Oct 6, 2026 - First seen by OpenNash: Oct 12, 2026 - Last checked: Oct 19, 2026 - Listed for: 13 days - Location: Abu Dhabi Emirate, AE - Employment type: Full-time - Pay: {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}}[Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/abu-dhabi-emirate/system-integration-and-test-engineer-c4isr/4832/101614194400) ## More jobs at L3Harris Technologies ### [Director, International Business Development & Government Relations (UAE)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/3f6473aa21749f1a15d1/) Abu Dhabi Emirate, AE ### [Scientist, Systems Engineer (C4ISR Systems - ACE - Advanced Concept Engineer)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/14090bb411038c7b725f/) Abu Dhabi Emirate, AE ### [(DoW SkillBridge), Associate, Systems Engineering](https://jobs.opennash.com/companies/l3harris-technologies/jobs/5cc662f88ec89f929b0d/) Greenville, TX ### [(DoW SkillBridge), Specialist, Integration & Test Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/8f932f24a71aeec37925/) Herndon, VA ### [(DoW SkillBridge), Sr. Associate, Integration/Test Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/edbce8053fa14bc3b580/) Greenville, TX ## Similar jobs at other companies ### [System Integration Test Engineer - Railway Infrastructure](https://jobs.opennash.com/companies/siemens/jobs/5cd0135385257bfa704d/) Siemens ### [System Integration Test Engineer - Automotive-based in Craiova](https://jobs.opennash.com/companies/ntt/jobs/2f652e0ebe6a7875a591/) NTT · Timisoara, Romania ### [DV Senior System Integration and Test Engineer](https://jobs.opennash.com/companies/lockheed-martin/jobs/7c525181bb6f9da3e5ed/) Lockheed Martin · Ampthill, GBR ### [SP Senior System Integration and Test Engineer](https://jobs.opennash.com/companies/lockheed-martin/jobs/e5f6f4e993d03b5fba71/) Lockheed Martin · Ampthill, GBR ### [System Integration Test Engineer (5G-Advanced & Next-Gen 6G)](https://jobs.opennash.com/companies/qualcomm/jobs/c547dacf01d6f5604fe8/) Qualcomm · Bangalore, India OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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