Integration & Test Engineering Manager

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, Verification & Test Engineering Manager Job Code: 44291 Job Location: Yorba Linda, CA Schedule: 4 / 10: Employees work 10 hour days, 4 days a week   Job Description:     The Integration & Test Manager (Level 5) provides technical and organizational leadership for system integration, test engineering, and field test operations supporting advanced military GPS and Position, Navigation, and Timing (PNT) systems. This role directs a multidisciplinary engineering team responsible for validating product performance, resiliency, and mission readiness across lab, production, and contested field environments.   This leader ensures end‑to‑end integration maturity, drives execution of complex test campaigns, and maintains alignment with military performance standards and mission requirements. The manager interfaces directly with systems engineering, hardware, software, firmware, production, and program management teams while coordinating externally with government partners, test ranges, and mission stakeholders.   Navigation Solutions products support warfighters in denied or degraded environments. This role plays a critical part in ensuring receivers, simulators, and PNT subsystems maintain reliability and mission effectiveness under adversarial conditions such as jamming, spoofing, and interference.   Essential Functions:   Lead and develop a team of integration engineers, test engineers, and field engineers responsible for lab and field validation activities. Oversee development, integration, and sustainment of Special Test Equipment (STE) supporting FQT, ATP, FAT, EMI, environmental, and manufacturing test workflows. Translate CONOPS into clear, testable system requirements and integration directives that guide design, implementation, and verification activities. Direct system-level integration efforts, including test readiness reviews, configuration control, deployment planning, and execution oversight. Manage development and improvement of automated test frameworks, including scripting, equipment drivers, debug tools, data handling, and reporting infrastructure. Ensure effective cross-functional collaboration with engineering, quality, and production leadership for seamless test operations and rapid issue resolution. Oversee configuration and management of complex production lab environments, including automation infrastructure, lab networks, power systems, and integrated test setups. Provide leadership for planning, coordinating, and executing live-sky and range-based field test events in contested, degraded, and threat-representative environments. Approve detailed field test plans, instrumentation configurations, and validation methods ensuring compliance with military requirements. Ensure proper operation and configuration of RF/GPS/PNT instrumentation and portable field equipment used during test missions. Guide review, interpretation, and communication of large datasets from field events; ensure accurate performance characterization and anomaly identification. Serve as primary point of contact with external test ranges, government agencies, customers, and mission partners for field test coordination and reporting. Maintain accountability for test asset control,