Senior Linux/Windows Systems Administrator

- Bachelors degree in a relevant field with 4 years of professional experience, or equivalent education/experience - Proficient in both Linux and Windows system administration, including installation, patching, troubleshooting, and hardening of operating systems (both physical and virtual machines) - Knowledge of LAN and WAN networking structures, along with virtualization technologies - Must possess an active Top Secret Clearance - Familiarity with patching/security hardening for Windows and Linux OS in a classified setting - Experience managing offline RHEL/Ubuntu Repo servers - Background in virtualization environments (e.g., VMWare) and storage array networks (e.g., NetApp, TrueNAS) - Scripting skills in languages such as Python, Bash, or PowerShell - Experience in creating boot images and configuring Cisco switches - Strong written and verbal communication skills - Ability to effectively collaborate in a fast-paced, team-driven environment - Current CompTIA Security certification, to be acquired within 6 months of employment - CompTIA Linux or Red Hat Certified Systems Administrator Certification - Capacity for in-depth monitoring and troubleshooting using various techniques - Experience with Agile Scrum development methodologies