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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Administrator Level I-III - **Company:** TAP Engineering - **Location:** Fort Meade, MD, United States - **Experience:** Experienced - **Salary:** $83,000.0 - $158,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Unix, CentOS, Computer Networks, Linux, Distributed Data Store, Linux System Administration, Network Architecture, Performance Tuning, Red Hat Enterprise Linux, Systems Integration, Network Switches, Computer Networking Systems, SUSE Linux, Software Troubleshooting, Reliability of Systems, Information Technology - **Published:** July 24, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9052755/system-administrator-level-i-iii ## About the Role + 3+ years with a degree 8+ years without a degree * + 5+ years with a degree 10+ years without a degree * + 10+ years with a degree 15+ years without a degree * Active TS/SCI with Full Scope Polygraph * DoD 8570 IAT II certification * Experience administering Linux-based systems * Strong troubleshooting, documentation, and communication skills * Ability to work effectively in a 24/7 operational environment ## Description Active TS/SCI with Polygraph (most recent poly within the past 7 years) DoD 8570 IAT II (Required) See Below See Below $83,000-$158,000 TAP Engineering is seeking to support large-scale, mission-critical enterprise computing environments. This role is responsible for system operations, maintenance, troubleshooting, and performance optimization across compute, storage, and network platforms. The ideal candidate thrives in a fast-paced, 24/7 operational environment and works effectively with cross-functional technical teams to ensure system reliability, performance, and availability. * Linux operating systems: Red Hat, CentOS, SUSE, and vendor-specific platforms * Enterprise compute environments, including clustered and high-performance systems * Shared and distributed storage platforms * High-speed networking and interconnect technologies * Server, storage, and network infrastructure * Implement, maintain, troubleshoot, and sustain enterprise IT systems * Perform day-to-day system operations, monitoring, and incident response * Support system deployments, upgrades, and transitions to production * Provide Tier 1, Tier 2, and Tier 3 support based on experience level * Escalate issues appropriately and communicate status to stakeholders * Optimize system performance, capacity, and resource utilization * Follow established policies, procedures, and operational best practices * Provide Tier 1 support and routine system administration * Assist users with system access and basic issue resolution * Support hardware and software refresh initiatives * Perform standard maintenance tasks under guidance * Provide Tier 2 and Tier 3 support for moderately complex issues * Perform in-depth troubleshooting and root cause analysis * Configure, manage, and maintain Linux, Unix, and Windows systems * Troubleshoot system integrations, network components, and hardware issues * Document findings and provide analysis for escalated incidents * Serve as a technical lead and subject matter expert * Resolve highly complex system, hardware, and software integration issues * Support system design, architecture, and infrastructure planning * Analyze system interdependencies to improve operational reliability * Mentor junior administrators and lead major incident response efforts ## 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) - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [The Time Paradox: Building Timezone-Safe Python/Django Applications](https://www.wearedevelopers.com/videos/1915-the-time-paradox-building-timezone-safe-python-django-applications) - [Hacking MSSQL on Cloud. 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