Senior Specialist, Tactical Communications Systems

L3Harris Technologies, Inc.; City of Rochester (NY); On-site; USD 93,000 - 172,000; Full time

Benefits offered by this job

Health insurance

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

Job summary

L3Harris Technologies is seeking a Senior Specialist, Systems Engineer to join the ACES team in Rochester, NY. You will lead delivery, integration, testing, and field success for tactical communications systems while serving as a technical liaison across customers and internal teams.

This hands-on role emphasizes field and customer-facing work, with up to 30% travel and a requirement for strong ownership, independence, and clear technical communication.

Qualifications

• 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.

Responsibilities

• 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 ~30%) to support customer events, test activities, and system demonstration.

Skills

Customer-facing communications

Networking fundamentals

IP addressing & routing

Subnetting

Diagnostics tools

Independent problem solving

Security clearance eligibility

Education

Bachelor’s degree in engineering/CS/IT

Graduate degree (optional)

10+ years of experience in lieu of degree

Tools

Cisco CCNA Certification

Job description

L3Harris Technologies is seeking a Senior Specialist, Systems Engineer to join the ACES team in Rochester, NY. You will lead delivery, integration, testing, and field success for tactical communications systems while serving as a technical liaison across customers and internal teams.

This hands-on role emphasizes field and customer-facing work, with up to 30% travel and a requirement for strong ownership, independence, and clear technical communication.