> Markdown version of [/jobs/ext/1453756-linux-windows-systems-support-engineer-ii](https://www.wearedevelopers.com/jobs/ext/1453756-linux-windows-systems-support-engineer-ii). 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/Windows Systems Support Engineer II - **Company:** NineFX, Inc. - **Location:** Fort Meade, MD, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Amazon Web Services, Bash Shell, Unix, Client Server Models, Cyber Security, Computer Networks, System Configuration, Linux, Monitoring of Systems, Networking Hardware, Linux System Administration, Windows Servers, Network Connections, System Software, Diagnostic Tools, Scripting, Reliability of Systems, Information Technology, Network Server, Windows Client - **Published:** July 26, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9057973/linuxwindows-systems-support-engineer-ii ## About the Role * Active TS/SCI with Full Scope Polygraph (must already be held) * IAT Level II (Security+ CE, GSEC, CySA+, CCNA Security, or GICSP) * 10 years of experience as a System Administrator supporting similar scope and complexity * Bachelor's degree in a technical field * Five additional years of System Administration experience may substitute for the degree requirement Preferred Skills: * Experience with AWS environments * Intermediate Linux administration * Windows 10/11 and Windows Server 2022 * Bash or similar scripting * Familiarity with enterprise monitoring and diagnostic tools ## Description We are seeking a highly capable System Administrator Level 2 to support implementation, troubleshooting, and maintenance of enterprise IT systems in a high-security environment. This role manages daily system operations for both Windows and UNIX/Linux platforms, provides Tier 1 and Tier 2 support, and ensures the reliability and performance of client/server, storage, and network devices. The SA will work directly with users, agency management, and technical teams to identify, diagnose, and resolve escalated issues. Experience with AWS, Linux administration, Windows 10/11, Windows Server 2022, and scripting (Bash or similar) is strongly preferred., System Support & Operations * Support implementation, troubleshooting, and maintenance of IT systems. * Manage daily operations of system configuration and maintenance. * Monitor and support client/server, storage, network devices, and mobile systems. * Optimize system operations and resource utilization; perform capacity analysis. * Install, configure, and manage Windows 10/11, Windows Server 2022, and UNIX/Linux systems. * Load, maintain, troubleshoot, and enhance operating system software. Tier 1 & Tier 2 Support * Provide Tier 1 Help Desk support for initial problem identification and user assistance. * Provide Tier 2 escalation support for complex diagnostics and issue resolution. * Deliver detailed analysis and feedback for escalated tickets to management and customers. * Support dispatch system and hardware-related trouble calls and follow through to resolution. * Communicate status updates and escalation details to agency leadership and internal stakeholders. System Configuration & Enhancement * Configure and maintain UNIX and Windows operating systems, ensuring system integrity. * Configure network components and implement OS-level enhancements for system reliability. * Support system performance improvements and apply patches or updates as needed. * Assist users in accessing and utilizing IT systems effectively. Diagnostics, Troubleshooting & Scripting * Perform in-depth troubleshooting across diverse IT systems. * Use Bash or other scripting languages to enhance automation and support operational tasks. * Diagnose and resolve system issues involving servers, operating systems, storage, or network connectivity. ## Related Videos - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [JavaScript? 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