Senior Specialist, Systems Engineering (Network Engineering)

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: 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

L3Harris 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 L3Harris 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.

Essential Functions:

- 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.

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.

Preferred Additional Skills:

- 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), Routing Protocols and tunneling solutions.
- Prior Military or worked in a military environment
- CISCO CCNA Certification or above
- Demonstrated hands-on experience with system integration, technical troubleshooting, and issue resolution in mission-focused environments.
- Experience supporting customer-facing engineering efforts with strong communication and interpersonal skills.
- Working knowledge of tactical radio and wireless communication systems.
- Foundational networking proficiency (IP addressing, routing concepts, subnetting, and common diagnostic tools).
- Proven ability to work independently in fast-paced, evolving operational settings.
- Ability to obtain and maintain a U.S. Government Secret security clearance.

In compliance with pay transparency requirements, the salary range for this role in New York State is $92,500 - $171,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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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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