Senior Specialist, Systems Engineer - Secret Security Clearance

Location: Palm Bay, FL, US

Employment Type: Full-Time

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 Engineer - Secret Security Clearance

Job Code: 42474

Job Location: Palm Bay, FL

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

Job Description:

As a System Engineer, you will support mission‑critical initiatives across several emerging mission areas. In this role, you will help architect mission concepts and solutions, define system requirements, develop CONOPS and use cases, and create/manage systems engineering artifacts across the full system lifecycle.

This role includes on‑site support at Patrick Space Force Base (PSFB) and requires close collaboration with product owners and multidisciplinary engineering teams to deliver end‑to‑end architectural solutions that meet evolving mission needs.

Essential Functions:

• Architect mission concepts and solutions; develop system CONOPS and use cases.
• Generate system requirements, managed requirements decomposition and traceability.
• Collaborate with product owners to capture evolving requirements and refine system concepts.
• Produce and maintain system diagrams, interface drawings, and system engineering artifacts.
• Support design reviews, readiness reviews, and cross‑team coordination to ensure mission objectives are met.
• Create and manage lifecycle system documentation and artifacts for end‑to‑end mission solutions.
• Lead system end-to-end integration, verification, and lab infrastructure and activities.
• Work with multi‑disciplinary engineering teams to align implementation approaches with system‑level design and mission needs.
• Contribute to system integration planning and risk identification.
• Apply strong communication and leadership skills to influence technical direction across teams.

Qualifications:

• Bachelor’s Degree and 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.
• Active Secret Security Clearance

Preferred Additional Skills:

• Active TS/SCI
• 5+ years systems engineering experience
• Knowledge of system architecture and design
• Experience with Defense standard development cycles, phases, and gate reviews
• Experience supporting complex mission or system development environments.
• Experience with Digital Engineering (MBSE, Cameo, SysML)
• Strong background in systems engineering, including requirements definition and system architecture.
• Experience with cloud‑based solutions.

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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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