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, Integration and Test Engineer – Performance Testing and Cloud Technology Job Code: 35900Job Location: Melbourne, Florida Job Schedule: 9/80Job Description:

L3Harris Technologies is seeking a talented Integration and Test Engineer to support the design, documentation, and deployment of systems and services. This engineer will lead the test and evaluation processes for all performance test-related activities within mission-critical programs. They will also be responsible for verifying the system meets required performance, resiliency, scalability, rollback/recovery, and accessibility expectations across cloud and integrated environments. As an I&T Engineer, you will be working to help support the global aviation community with advanced systems and services that significantly increase the safety, security, and capacity of global air traffic management systems to meet the growing demand of air transportation operations.

Essential Functions:

• Develop performance test strategy, scenarios, workload models, and success criteria for services and cloud-based applications.
• Experience testing distributed systems, APIs, web applications, and cloud-hosted platforms.
• Understanding of performance and resiliency test methods.
• Experience with automated test tools and scripting, preferably Python/pytest.
• Ability to analyze logs, metrics, traces, and infrastructure behavior.
• Verify response times, throughput, latency, and resource utilization for key workflows.
• Execute baseline, load, stress, soak, and volume testing.
• Analyze bottlenecks across applications, messaging, API, infrastructure, and database layers.
• Monitor, analyze, and report on performance metrics of cloud applications and infrastructure under realistic operational conditions.
• Familiarity with Open Shift/Kubernetes, AWS-hosted services, APIs, and messaging platforms.
• Develop and maintain automated test scripts for performance testing using appropriate tools.
• Provide data-driven recommendations for performance improvements and optimizations.
• Test the non-functional requirements for the hardware and software system components within a lab environment.
• Maintain traceability between customer requirements and test procedures.
• Verify and troubleshoot system performance issues and work with the development team to resolve.
• Work daily with Engineers & Technicians to troubleshoot system issues.
• Recognize and identify opportunities to introduce automation in the testing process, design and implement solutions to exploit those opportunities.
• Coordinate with the project lead as required to close project actions and issues.
• Identify process improvement opportunities and report up to the project lead.
• Stay current with the latest trends and technologies in cloud performance testing.
• Ability to obtain a FAA Public Trust security clearance.

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.

Preferred Additional Skills:

• Experience in programming or scripting languages such as Python, Java, JavaScript, Bash, or PowerShell.
• Experience testing service-based and event-driven architectures, including request/reply, publish/subscribe, and point-to-point messaging patterns.
• Validating system behavior across integrated environments, including cloud, on-premises, and hybrid deployments.
• Experience with messaging systems such as Solace, JMS, Kafka, or similar
• Experience with API gateways or similar integration platforms
• Familiarity with Prometheus, Grafana, tracing, and observability tooling
• Experience in government or regulated delivery environments
• Experience with Jira, Zephyr Scale, GitLab CI/CD, and requirements traceability
• Ability to quickly adapt to new tools, technologies, and testing methodologies.
• Time management skills to handle multiple tasks and projects simultaneously.
• Ability to think critically and creatively to identify potential issues and solutions.
• Working knowledge of Microsoft Office Suite a plus
• Ability to lead and mentor junior testers and developers.
• Outstanding people and interpersonal skills. Capable of working well with internal & external customers.

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.

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