Sr. Specialist, SATCOM Systems Engineer

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: Sr. Specialist Systems Engineer

Job Code: 41390

Job Location: Salt Lake City, UT

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

L3Harris Communication Systems is seeking a Systems Engineer, Sr Specialist to support the full lifecycle of advanced data link and SATCOM systems, from concept development and capture through design, integration, verification, deployment, sustainment, and eventual product phase-out.

This role is ideal for an experienced systems engineer who works effectively in complex, mission-critical environments and brings strong technical knowledge across hardware, software, and integrated system solutions. The selected candidate will contribute to technical direction, support cross-functional engineering execution, collaborate with internal and customer stakeholders, and help ensure solutions meet customer needs, mission requirements, and quality standards.

As a specialist systems engineer, you will serve as a senior technical contributor for complex engineering efforts within the function. You will support architecture and requirements development, participate in key technical reviews, contribute to risk reduction and problem solving, and help strengthen systems engineering methods, tools, and practices across the team.

• • Execute systems engineering activities across the program lifecycle, including requirements development, architecture definition, interface management, integration, verification, validation, deployment, and sustainment.

• Manage customer, derived, and allocated requirements across system levels, ensuring decomposition, traceability, change control, and verification closure.

• Contribute to technical baseline development, trade studies, architecture decisions, and design reviews for complex communications systems.

• Develop, review, and maintain technical documentation, including specifications, interface control documents, architecture artifacts, test plans, procedures, verification strategies, and technical reports.

• Work closely with cross-functional teams to support system design, integration, and test activities across multiple engineering disciplines.

• Support technical risk and opportunity management, root-cause analysis, and corrective action planning across cost, schedule, performance, cybersecurity, and mission requirements.

• Partner with program leadership, customers, and engineering stakeholders to support technical planning, milestone reviews, proposals, and ongoing execution.

• Provide guidance and technical support to other engineers within the team and contribute to a collaborative engineering environment.

• Recommend improvements to systems engineering processes, tools, standards, and digital engineering practices, including MBSE where applicable.

• Travel 10-20% within CONUS to support customer meetings, technical reviews, demonstrations, and verification activities.

• Ability to obtain and maintain a Secret security clearance.

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