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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # LINUX Systems Administrator Level 1 - **Company:** Kryptauri, Inc. - **Location:** Columbia, MD, United States - **Contract:** Permanent contract - **Skills:** Proxmox, Microsoft Access, Microsoft Windows, Client Server Models, CentOS, Configuration Management, Computer Networks, System Configuration, Data Security, Linux, Monitoring of Systems, Identity and Access Management, IT Management, Network Layer, Lightweight Directory Access Protocols (LDAP), Linux System Administration, Performance Tuning, Red Hat Enterprise Linux, Ansible, Virtualization Technology, Reliability of Systems, Information Technology - **Published:** June 18, 2026 - **Apply:** https://www.clearancejobs.com/jobs/8983346/linux-systems-administrator-level-1 ## About the Role * Active security clearance (TS/SCI with FS Poly) * Five (5) years of Systems Administration experience in environments of similar scope, complexity, and security requirements * Bachelor's degree in a technical discipline + (OR 5 additional years of SA experience in lieu of degree) * Hands-on experience with: + Linux administration (CentOS, Rocky Linux, RHEL) + Enterprise IT support and troubleshooting workflows + System installation, upgrades, and lifecycle management + Secure environments and compliance-driven processes Desired Skills Preferred Skills * Automation and configuration management (Ansible) * Network-based provisioning (PXE boot environments) * Virtualization experience (Proxmox) * Identity and Access Management (IdM / LDAP integration) * RHCSA or equivalent certification * Experience troubleshooting and configuring TLS / secure communications * Cross-platform administration (Linux + Windows) * Strong understanding of Linux networking fundamentals, * Experience working in classified or regulated environments * Strong troubleshooting mindset with attention to detail * Ability to balance operational support with security compliance * Clear and effective communication in high-stakes environments * Initiative to automate, streamline, and improve system reliability ## Description Kryptauri partners with government and defense organizations to deliver secure, high-assurance IT solutions in sensitive environments. We are seeking a Level 1 Systems Administrator (SA) to support mission-critical infrastructure, ensuring operational continuity, compliance, and system integrity across enterprise platforms. This role is ideal for professionals who thrive in structured environments, understand the importance of security-first operations, and bring hands-on experience supporting classified or regulated systems. What You'll Do As a Systems Administrator, you will directly support enterprise IT systems used in secure environments, contributing to daily operations and rapid issue resolution across infrastructure components. * Provide implementation, troubleshooting, and maintenance support for IT systems * Deliver Tier 1 (Help Desk) and Tier 2 (escalation) support for incident diagnosis and resolution * Maintain day-to-day operations across client/server/storage/network environments and mobile devices * Install, configure, and administer Linux (CentOS 7, Rocky Linux 9, RHEL 9) and Windows 10/11 systems * Execute system upgrades, patching, and configuration management * Support Customer Secure the Enterprise (STE) and secure data transfer operations * Monitor system performance, troubleshoot issues, and optimize reliability * Assist end users with system access, usability, and technical support * Support hardware installation and provisioning (servers, workstations, laptops) * Participate in escalation workflows and communicate status to leadership and stakeholders * Contribute to system capacity planning and performance optimization Core Capabilities * Support IT systems across client/server/storage/network domains * Perform troubleshooting across OS, hardware, and network layers * Maintain system integrity, availability, and configuration standards * Assist with enterprise dispatch systems and hardware resolution processes * Ensure effective communication across technical teams and leadership ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Hacking MSSQL on Cloud. 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