Senior Specialist, Systems Engineering; Network Engineering

L3

Harris 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. L3

Harris 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.

L3

Harris 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:

Senior Specialist, Systems Engineering (Network Engineering)

Job Code: 46099

Job Location:

Rochester, NY

Job Schedule:

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

L3

Harris is seeking a Sr. Specialist, Systems Engineer to join the ACES team and support the delivery, integration, testing, and operational success of advanced tactical communication systems. This role represents L3

Harris products in customer and operational environments and serves as a key technical liaison across customers, Systems Engineering, Product Engineering, Product Management, Program Management, and Sales.

This is an ideal opportunity for a hands-on engineer who thrives in field and customer-facing environments, can solve complex system issues under real-world conditions, and can translate technical findings into clear, actionable input for internal teams. The Sr. Specialist engineer is expected to operate with strong technical ownership, independent judgment, and a high level of customer focus.

• Serve as a customer-facing systems engineer supporting new product delivery, operational readiness, and field success.
• Provide technical support for tactical communications systems in lab, field, and customer environments.
• Develop and maintain subject matter knowledge of tactical waveform features and operational use cases.
• Perform hardware and software system integration for tactical communication solutions.
• Execute advanced feature testing, validate system behavior, and document results.
• Troubleshoot system and connectivity issues, including network diagnostics and traffic-flow verification.
• Manage and resolve customer technical issues and escalations in coordination with engineering support teams.
• Communicate relevant technical and operational information between customers and internal stakeholders.
• Create clear technical documentation, lessons learned, and support/training content for internal and external users.
• Provide product feedback and field insights to support continuous improvement of capabilities and usability.
• Travel domestically and internationally (up to approximately 30%) to support customer events, test activities, and system demonstration.

• Bachelor’s Degree in Engineering, Computer Science, Information Technology or related technical discipline with a minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

• Experience with tactical waveforms (ANW2C, WREN-TSM, Wraith & HF), mission command integration, and fielded communication planning applications.
• Experience with test execution, defect isolation, and feature validation in hardware/software systems.
• Design, configure, and troubleshoot IP-based network architectures using fielded tactical radio solutions.
• Apply and support networking technologies including VLANs, redundancy protocols (e.g., VRRP),…