Jobs at Mantis Security Corporation

Engineer, implement, sustain, and troubleshoot secure enterprise and mission networks across Cisco, Juniper, HP/Aruba, and Palo Alto environments. Responsibilities include LAN/WAN engineering, routing and switching, incident response, traffic analysis, firewall and segmentation support, DISA STIG and ATO compliance, technology modernization, network changes, documentation, and operational continuity in government networks.

Monitor and analyze SIEM alerts, develop and tune detection rules, dashboards, searches, and correlation logic, and investigate events across multiple log sources. Support log onboarding, parsing, normalization, validation, troubleshooting, threat hunting, incident investigations, reporting, and documentation. Improve security visibility and reduce false positives while collaborating with SOC analysts, engineers, and cybersecurity teams. The role requires extensive cybersecurity and SIEM experience plus an active TS/SCI clearance.