The Senior Specialist, Information Security Systems Engineering role supports L3Harris's mission to deliver secure technology solutions for national defense across space, air, land, sea, and cyber domains. Based in Dahlgren, VA or Colorado Springs, CO, this on-site position involves applying systems security engineering methods to design, evaluate, and integrate secure networks and systems. Key responsibilities include conducting vulnerability scans, managing risk mitigation strategies, preparing Certification and Accreditation documentation, and serving as the primary incident handler for security events. The role appeals to professionals seeking to work with state-of-the-art security tools and contribute to mission-critical projects within an inclusive culture that values professional growth and work-life success.