Principal Information Systems Security Engineer; ISSE- Security Clearance

Overview

About Lucayan Technology Solutions LLC At Lucayan Technology Solutions LLC, we deliver secure, innovative solutions in support of national defense and intelligence missions. As a trusted government contracting partner, we provide top-tier intelligence and technology services that safeguard our nation. Our team is mission‑driven, and we are committed to building careers that matter. Chantilly, VA | Full‑Time | TS/SCI with Polygraph | Onsite

• Lead information systems security engineering activities across acquisition and development.
• Define, capture, and integrate security requirements into system architectures.
• Review and advise on system security designs and architectures.
• Support secure coding, IA engineering, and certification & accreditation processes.
• Develop, revise, and review security documentation including test plans, SSPs, and SCTMs.
• Advise developers on secure methods to reduce system risk.
• Collaborate with stakeholders and A&A teams to ensure security integration.
• Proactively identify opportunities to enhance security and mission outcomes.

• Active TS/SCI with Polygraph.
• Bachelor's degree + 11 years (or equivalent: HS +15, Associate’s +13, Master’s +9).
• DoD 8570 IAT Level III certification (CASP, CISA, CISSP-Associate, GCED, GCIH).
• Education in Computer Science, Engineering, Information Security, or related.
• Experience in IA engineering, systems integration, and certification & accreditation testing.

• Knowledge of ICD 503 and NIST SP 800-37 RMF.
• Familiarity with NIST SP 800-160 systems engineering principles.
• Hands‑on experience with Windows, Linux, macOS hardening.
• Virtualization expertise: VMware, Xen, Hyper‑V, containers.
• Strong background in networking, IAM, and secure infrastructure design.
• Experience with Digital Engineering or MBSE.