Cyber Systems Security Engineering Sr - E3

Overview In this role you will bridge IT administration and cybersecurity to deploy, harden, and operate a secure environment. You’ll work with Linux and Windows systems, automation tooling, and security standards to protect critical defense systems. You’ll collaborate with cross-functional teams to implement patches, STIGs, and compliant configurations that sustain mission readiness. This position offers hands-on impact in securing infrastructure while leveraging scripting and virtualization to streamline operations. You will contribute to a culture that values growth, collaboration, and delivering secure, reliable systems at scale. Compensation / BenefitsMedicalDentalVisionFlexible work arrangements401(k) matchPaid time off ResponsibilitiesSystem installation and hardening of Windows and Linux environments (RHEL, SUSE)Apply DISA STIGs and perform routine security-hardening tasksPatch management and ATO support including evidence of complianceNetworking and virtualization management (LAN/WAN, VLANs, DHCP, DNS; VMware ESXi, Hyper-V, or KVM)Scripting and automation using Bash, PowerShell, Python; Ansible playbooks or SCCM task sequencesCollaboration with cross-functional teams and rapidTroubleshooting to maintain uptime Key requirementsProfessional IT experience combining systems administration, networking, and cybersecurity engineeringStrong experience with Linux and Windows environmentsDemonstrated scripting/automation in Bash, PowerShell, and AnsibleFamiliarity with containerization and virtualization (e.g., VMware, OpenShift)9+ years of IT experience or equivalent education/experienceCompTIA Security+ or DoD 8570/8140 IAT Level II baseline certificationCollaborative mindsetEffective troubleshootingCross-functional communicationLinux (RHEL, SUSE) and Windows Server/WorkstationBash, PowerShell, PythonAnsible