Specialist, Information Security Systems Engineer – Secret

L3Harris Technologies

Specialist in Information Security Systems Engineering applying security engineering methods to system architecture and design. Collaborating with customers to address security needs and developing secure systems.

Posted 5/5/2026full-timePalm Bay • Florida • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

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 customers to ensure that the security protection needs, concerns and requirements are defined and implemented
Works with systems developers or commercial product vendors in the design and evaluation of secure systems, networks, and database products
Responsible for integration of multiple methods into a cohesive system security perimeter and environment
Prepares Certification and Accreditation documentation, using multiple industry standards to achieve security authorization of supported systems
Represents program security needs, concerns and requirements at customer meetings
Lead the development and implementation of Anti-Tamper (AT) throughout the System Development Lifecycle

Requirements

What you’ll need

Bachelor’s Degree and minimum 4 years of prior relevant experience
Graduate Degree and a minimum of 2 years of prior related experience
In lieu of a degree, minimum of 8 years of prior related experience
Secret US Security Clearance Preferred
Experience using DoD 5200.39 in identifying and protecting critical program information (CPI)
Experience in Engineering trustworthy and secure systems IAW NIST 800-160
Draft Program Protection Implementation Plans (PPIPs), Cybersecurity Strategies, Security Classification Guides (SCGs), and AT Plans
Interact with customer to define AT requirements, solutions, trades, costs, implementation, system impacts, and effectiveness
Experience in DoD software selection and approval processes for COTS, GOTS and FOSS
Support security engineering activities, including basis of estimate development, requirements development, design, test, configuration management and maintenance of information systems and data
Assist program security in the development of policies and procedures for emerging security technologies
Support the evaluation, qualification, testing and delivery of security architecture improvement, obsolescence replacement and vulnerability response projects
Experience with Security Testing and Verification

Benefits

Comp & perks

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

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

systems security engineeringsecure systems designsecurity architectureCertification and Accreditation documentationAnti-Tamper (AT)Cybersecurity StrategiesSecurity Testing and Verificationrequirements developmentconfiguration managementvulnerability response

Soft Skills

customer interactionleadershipcommunicationproblem-solvingcollaboration

Certifications

Secret US Security Clearance