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Senior Specialist, Information Security Systems Engineer 1

L3Harris Technologies
United Statesfull_timeVerifiedPosted 20 Aug 2026
💰 $171,500/yr($92,500/yr$171,500/yr)

About the role

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, System Security Engineer - Secret Clearance

Job Code: 43117

Job Location: Palm Bay, FL or Rochester, NY

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

 

Job Description:

Applies current Systems Security Engineering methods, practices, and technologies to the architecture, design, development, evaluation, and integration of systems and networks to maintain system security. Works closely with Government customers to ensure that the security protection needs, concerns, and requirements are defined and implemented with appropriate fidelity and rigor, early and in a sustainable manner throughout the life cycle of system that will allow for the security authorization of the system of interest. Works with systems developers or commercial product vendors in the design and evaluation of state-of-the-art secure systems, networks, and database products. Uses methods such as encryption technology, vulnerability analysis, and security management. Responsible for integration of multiple methods into a cohesive system security perimeter and environment and the policies and procedures necessary to monitor and maintain such an environment. Will prepare Certification and Accreditation documentation, using multiple standards under RMF and derivative processes (DOD 8510, JSIG, ICD-503, CNSSI 1253), to achieve security authorization of supported systems. Represents program security needs, concerns and requirements at customer meetings.

 

Essential Functions:

  • Certification of Cryptographic High Assurance Devices.
  • Experience with High Assurance products, IASRD and SERD requirements.
  • Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS and SCC.
  • Assess security and privacy controls in embedded systems using NIST 800-53.
  • Utilize Risk Management Framework (RMF) accreditation and authorization (A&A) processes, including RMF steps 1-4 (categorization, controls selection, control implementation, security assessment) and standard body of evidence (BoE) package development.
  • A&A package processing.
  • RMF accreditation of Platform IT (PIT) systems.
  • Collaborate with customers, internal program teams, and leadership to address needs.
  • Provide DoD software selection and approval processes for COTS, GOTS, and FOSS.
  • Support security engineering activities, including basis of estimate development, requirements development, design, testing, configuration management, and maintenance of information systems and data.
  • Collaborate with customers, internal program teams, and leadership to address program needs.
  • Assist program security in the development of policies and procedures for emerging security technologies.
  • Support the evaluation, qualification, testing, and delivery of security architecture improvements, obsolescence replacements, and vulnerability response projects.
  • Work is to be accomplished 100% onsite, in a lab environment, with no options for remote support.
  • 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.
  • Minimum of Collateral Secret security clearance required.

 

Preferred Additional Skills:

  • Prior or current experience with developing and High Assurance Device certification on embedded systems
  • Prior or current experience with Risk Management Frame A&A on embedded systems.

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Company

L3Harris Technologies

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