Principal Core Infrastructure Engineer - Reston
Core
Design, deploy, and maintain secure infrastructure for Cross Domain Solutions (CDS) enabling controlled information sharing between networks at different security levels.
Role type
Principal Core Infrastructure Engineer (Security & CDS)
Builds
Resilient CDS platforms with data diodes, guards, and transfer tools for fault-tolerant information sharing.
Domain
Cybersecurity / Cross-Domain Solutions / Cloud Infrastructure
Deliverable
production ML models | product features | infrastructure
Required skills
Systems infrastructure, security-first engineering, cross-domain technologies, system hardening, configuration baselines, vulnerability remediation, patching, lifecycle management, automation, Infrastructure as Code, cloud infrastructure management, incident response, root-cause analysis, change management, problem management, technical design, implementation planning, capacity planning, mentoring.
Preferred skills
None explicitly stated as preferred; all listed capabilities are required or expected.
Technologies
Cloud, Network, Oracle, Security, DevOps, Incident Management
Responsibilities
Design and maintain infrastructure hosting Cross Domain Solutions; integrate CDS technologies like data diodes and access solutions; create technical designs and operational documentation; engineer resilient systems with redundancy and failover; define scalability and monitoring metrics; support security assessments and authorization activities; troubleshoot complex infrastructure and security issues; monitor platform health and availability; automate provisioning and compliance validation; execute upgrades and migrations; coordinate complex tasks and manage timelines; provide technical guidance and mentor junior engineers; participate in hiring and process improvements.
Seniority
Principal, hands-on IC with mentorship and strategic design responsibilities.