Network Security Engineer

ManTech International seeks a Network Security Engineer to protect critical federal and national security networks. In this role, you will design, implement, and harden secure network infrastructures, configure and manage firewalls, VPNs, and IDS/IPS, and monitor for threats using SIEM and security tools. You will investigate and respond to incidents, conduct vulnerability assessments, and recommend remediation. Collaborating with cyber, IT, and mission teams, you’ll help ensure compliance with…