COI/Firewall/IDS-IPS Engineer

Job description

Responsibilities We are seeking a highly skilled and innovative COI/Firewall/IDS-IPS Engineer to join our team in the greater DMV area, supporting the Army National Guard. Responsibilities: - Lead design, implementation, and lifecycle management of next‑generation firewalls (NGFW), IDS, and IPS across COI, on‑premises, cloud, and hybrid environments. - Architect segmented network environments applying zero‑trust, least‑privilege, and defense‑in‑depth principles. - Develop and maintain firewall policies, ACLs, NAT, VPN architectures, and security rule sets governing inter‑enclave and external connectivity. - Perform deep‑packet inspection, signature tuning, anomaly detection refinement, and traffic‑flow validation to detect APTs, lateral movement, C2, and data exfiltration. - Integrate NGFW/IDS/IPS telemetry with SIEM and SOAR platforms to enhance correlation, detection, and incident response. - Conduct technical risk assessments and control validations aligned to NIST SP 800‑53, NIST SP 800‑41, DoD STIGs, and RMF requirements. - Execute rule‑base optimization reviews, configuration audits, and compliance assessments to reduce attack surface and improve detection fidelity. - Lead tr...