> Markdown version of [/jobs/ext/2295518-nmid-sr-system-administrator](https://www.wearedevelopers.com/jobs/ext/2295518-nmid-sr-system-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). --- # nMid/Sr System Administrator - **Company:** Nabout Leidos - **Location:** United States - **Experience:** Expert - **Salary:** $92,300.0 - $166,850.0 - **Contract:** Permanent contract - **Skills:** Active Directory, Apache Tomcat, Systems Engineering, Program Optimization, Cyber Security, Information Systems, System Configuration, Linux, Disk Arrays, Internet Information Services (IIS), Python (Programming Language), Network Security, Microsoft SQL Server, Windows Servers, Public Key Infrastructure, PowerCLI, Windows PowerShell, Red Hat Enterprise Linux, Server Virtualization, Scripting, Software Security, Information Technology, Patch Management, Network Server, Vulnerability Analysis, Vmware - **Published:** August 29, 2026 - **Apply:** https://jobs.military.com/career/323122/mid-senior-system-administrator-maryland-md-annapolis-junction ## About the Role * Bachelor's Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical field and at least 8 years of relevant experience. Additional experience may be substituted for a degree.\n * Must have substantial experience working as a systems administrator providing direct support to large groups of end users and technical staff (developers, testers, engineers, etc.).\n * Must have at least 5 years of hands-on experience supporting Linux and Microsoft-based servers and workstations.\n * Must have at least 5 years of hands-on experience with operating system and application hardening, including DISA, best practices, and high-assurance environments.\n * Must have at least 5 years of hands-on experience with software and hardware deployment, patch management, operating systems, and system backup and restore functions.\n * Must be proficient with Windows Server 2016, 2019, and Active Directory.\n, * Experience building, configuring, and maintaining large, distributed Trellix ePO environments from the ground up\n * Strong scripting experience with SALT and Python\n * Hands-on experience with Red Hat 7/8, VMware, Apache Tomcat, IIS, SQL Server, and KVMs\n * Experience supporting security accreditation and certification, advanced security protocols, and network security technologies, including PKI, SSP, multi-domain environments, and vulnerability assessment\n * Experience with client and server virtualization, hardware installation and troubleshooting, system optimization, and related tools such as disk arrays, PowerShell, PowerCLI, HSMs, and NTP\n * Solid understanding of information security principles, software security, and security architecture\n ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Hacking MSSQL on Cloud. All of them. How I became sysadmin on Azure, AWS, GCP and Alibaba.](https://www.wearedevelopers.com/videos/100339-hacking-mssql-on-cloud-all-of-them-how-i-became-sysadmin-on-azure-aws-gcp-and-alibaba) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)