> Markdown version of [/jobs/ext/2844369-linux-systems-administrator](https://www.wearedevelopers.com/jobs/ext/2844369-linux-systems-administrator). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Linux Systems Administrator - **Company:** Dexian Government Solutions - **Location:** Frederick, MD, United States - **Experience:** Expert - **Salary:** $90,000.0 - **Contract:** Permanent contract - **Skills:** Active Directory, Amazon Web Services, Microsoft Azure, Command-Line Interface, Cloud Computing, CompTIA Security+, Data Centers, Linux, File Systems, General Parallel File Systems, Monitoring of Systems, Job Scheduling, Kernel-Based Virtual Machine, Linux System Administration, Uptime, McAfee VirusScan, Windows Servers, Network Protocols, NIPRNet, Paessler Router Traffic Grapher, Red Hat Enterprise Linux, Shell Script, Virtualization Technology, High Performance Computing, System Availability, SolarWinds (Software), Vcenter, Data Management, Slurm, Isilon, Veeam, Block Storage, Vmware - **Published:** September 11, 2026 - **Apply:** https://www.thejobnetwork.com/job/faa6b4aa-ce24-4299-88c2-b661828f96b4/linux-systems-administrator ## About the Role * 5+ years of Linux system administration experience * Active Secret security clearance (required) * IAT II: CompTIA Security+ certification (or equivalent) * Strong knowledge of Linux OS, shell scripting, and command-line tools * Strong experience with virtualization technologies (VMware, KVM, etc.) * Solid understanding of networking protocols and troubleshooting * Ability to resolve issues independently with minimal escalation. ## Description Dexian Government Solutions. is recruiting for a Linux Systems Administrator to support our contract at the USAMRIID in Fort Detrick, MD., We are seeking a skilled Linux Systems Administrator to support mission-critical infrastructure at USAMRIID. This role requires a hands-on engineer with experience across Linux, virtualization, storage, and HPC environments who can operate independently with minimal ramp-up., Systems Administration & Infrastructure * Install, configure, and maintain Linux (RHEL 7/8+) and Windows Server environments * Administer VMware/vCenter infrastructure ensuring 99.9% uptime * Perform system hardening, STIG compliance, and monthly patching across multiple networks (NIPR, RSN) * Monitor system health, logs, and security tools (e.g., Trellix/McAfee, ESS). Enterprise Storage & Data Center Operations * Design, implement, and maintain SAN/NAS storage environments (file and block storage) * Administer enterprise storage platforms such as Dell Isilon (OneFS), ECS (Superna/Golden Copy), or similar Dell EMC Unity and Data Domain (IDPA). * Support backup and recovery solutions (e.g., Avamar, Veeam) * Utilize tools such as HPC (Bright), VxRail (VMware/Vcenter). HPC (High Performance Computing) Environment * Administer and support HPC clusters, including compute nodes and head nodes * Manage job schedulers (e.g., SLURM, PBS) and cluster provisioning tools (e.g., Bright Cluster Manager) * Support and optimize parallel file systems (e.g., Lustre, GPFS) * Monitor and tune performance across HPC systems (CPU, memory, I/O, network) * Assist with installation and troubleshooting of scientific and bioinformatics applications * Develop and maintain SOPs for HPC operations and maintenance * Provide technical guidance on HPC architecture, performance, and future enhancements * Utilize HPC management tools like Bright and iDRAC. Networking & Troubleshooting * Provide advanced troubleshooting for network, server, and application issues * Resolve 80%+ of issues without escalation, demonstrating strong independent problem-solving * Support connectivity troubleshooting across enterprise environments Active Directory & User Support * Manage Active Directory (users, groups, permissions) for large environments * Support DoD Enterprise Email and account-related issues Cloud & Modernization * Support and execute migration of systems to DoD-approved cloud environments (e.g., AWS GovCloud, Azure Government) * Maintain hybrid infrastructure between on-prem and cloud platforms Monitoring & Tools * Utilize monitoring tools such as PRTG, SolarWinds, or equivalent * Ensure system availability, performance, and reliability across all platforms Leadership & Collaboration * Contribute to task prioritization, status reporting, and operational planning * Collaborate with government stakeholders and cross-functional teams ## Related Videos - [Hacking MSSQL on Cloud. 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