Infrastructure Security Engineer

The Infrastructure Security Engineer is responsible for protecting the organization's core technology environment by designing, implementing, and maintaining security controls across networks, systems, and cloud platforms. This role ensures the confidentiality, integrity, and availability of enterprise infrastructure through proactive risk identification, secure architecture design, continuous monitoring, and rapid response to security events. The engineer works closely with IT, network, and system teams to embed security into infrastructure operations, strengthen defenses, and support mission critical systems. This position plays a key role in safeguarding organizational assets, improving resilience, and ensuring compliance with Marine Corps, DoD, and industry security standards. Firewall Administration - Architect, deploy, and maintain next generation firewalls; create and optimize security policies; manage segmentation, VPN configurations, and threat prevention services; monitor log