Subject Matter Expert, Network Security Engineer

Job Description: • Provide senior-level engineering and architecture support for secure network environments within enterprise and hybrid infrastructures. • Develop, enhance, and validate secure network architecture designs aligned with federal security standards and program requirements. • Recommend and implement network security controls, including boundary protection, segmentation, monitoring, and cybersecurity hardening techniques. • Participate in technical design reviews, engineering working groups, and security architecture discussions. • Develop and maintain technical documentation, including system design artifacts, diagrams, standards, and integration plans. • Assist stakeholders in planning and executing secure integration of new technologies or capabilities. • Collaborate with cross-functional teams to ensure alignment between network architecture and overall cybersecurity strategies. • Identify risks, vulnerabilities, and areas for security improvement across network environments. • Perform other related duties as assigned. Requirements: • Must be a U.S. citizen with an active Public Trust (MBI) clearance. • Bachelor of Science in Computer Networking, Information Technology, or related field. • 10+ years of professional experience in network engineering, network architecture, or network security. • Active CISSP certification. • Extensive experience with enterprise network security technologies, including firewalls, IDS/IPS, VPNs, secure routing/switching, and cloud-based network security solutions. • Strong understanding of network security best practices, federal cybersecurity standards, and secure system design principles. • Preferred: Experience supporting Treasury or IRS programs. • Knowledge of Zero Trust Architecture principles and implementation strategies. • Experience in hybrid (on-prem/cloud) environments such as AWS, Azure, or similar platforms. Benefits: • Health insurance • 401(k) matching • Flexible work hours • Paid time off • Remote work options Apply tot his job