> Markdown version of [/jobs/ext/2006212-system-administrator](https://www.wearedevelopers.com/jobs/ext/2006212-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). --- # System Administrator - **Company:** Open Systems Inc. - **Location:** Anne Arundel County, MD, United States - **Contract:** Permanent contract - **Skills:** Software Applications, Confluence, JIRA, Bash Shell, Ubuntu (Operating System), CentOS, Configuration Management, Data Infrastructure, Linux, File Systems, InfiniBand, Storage Area Network (SAN), Linux System Administration, Nagios, Routing, Network Service, Red Hat Enterprise Linux, Ansible, Prometheus, SUSE Linux Enterprise Servers, Transmission Control Protocol (TCP), Weka, Computer Network Technologies, Grafana, Juniper, Git, Storage Technologies, Information Technology, Operational Systems, Slurm, Cisco - **Published:** August 9, 2026 - **Apply:** https://www.wayup.com/i-j-System-Administrator-Open-Systems-Technologies-Corporation-470005594674260/ ## About the Role + Active TS/SCI with Polygraph security clearance. + U.S. Citizenship. + Experience administering Linux operating systems, including: o Red Hat Enterprise Linux (RHEL) o CentOS o Rocky Linux o SUSE Linux Enterprise Server (SLES) o Ubuntu + Experience with: o Linux installation and configuration o File system administration o TCP/IP networking o Operating system troubleshooting o Application troubleshooting o Bash scripting o Software compilation and installation + Strong analytical and troubleshooting skills. + Ability to work independently and collaboratively in dynamic mission environments. Desired Qualifications + Understanding of High-Performance Computing (HPC) architectures. + Experience supporting large-scale enterprise or mission-critical environments. + Knowledge of high-speed networking technologies including: o InfiniBand o Slingshot + Experience with: o Jira o Confluence o Grafana o Prometheus o Nagios o Slurm o Git o Salt o Ansible Storage & Network Engineering Preferred Experience Candidates with storage, networking, or infrastructure engineering backgrounds are highly encouraged to apply. Storage Technologies + Lustre file system configuration, administration, and troubleshooting. + Experience with DDN Exascaler file system appliances. + Storage fabric design, implementation, and support. + Storage performance tuning and optimization. Networking Technologies + TCP/IP networking and storage networking concepts. + Experience with enterprise routing and switching platforms, including: o Cisco o Juniper o Arista Emerging Technologies Experience or interest in learning: + E1000 Storage Systems + Elastic Storage Nodes (ESNs) + DAOS (Distributed Asynchronous Object Storage) + Weka Data Platform Performance and Benchmarking Tools Experience with one or more of the following: + IOR, Successful candidates are naturally curious problem-solvers who enjoy working in complex environments and continuously expanding their technical expertise. Our environments are highly customized, and effective troubleshooting often requires creativity, critical thinking, and a willingness to investigate beyond standard solutions. We value professionals who: + Demonstrate initiative and ownership. + Thrive in collaborative environments. + Enjoy learning new technologies. + Have a strong commitment to mission success. + Possess excellent troubleshooting and analytical skills. ## Description Open Systems Technologies Corporation (OST) is seeking System Administrators at all experience levels to support mission-critical operations in Maryland and Utah. These funded positions support high-performance computing (HPC) environments and mission operations sustainment activities, including monitoring, troubleshooting, maintenance, and optimization of complex Linux-based infrastructures. We are seeking candidates with strong Linux administration skills and a passion for solving complex technical challenges. Whether your expertise is in platform engineering, networking, or storage systems, you will play a critical role in ensuring the reliability, performance, and availability of mission-essential environments. Responsibilities + Monitor, maintain, and troubleshoot mission operations systems and infrastructure. + Install, configure, and administer Linux operating systems and applications. + Configure and manage file systems, networking services, and system resources. + Perform operating system and application troubleshooting in complex environments. + Develop and maintain Bash scripts to automate administrative tasks. + Compile, install, configure, and support software applications. + Support infrastructure automation and configuration management initiatives. + Collaborate with engineering and operations teams to resolve system issues and improve performance. + Document configurations, procedures, and troubleshooting processes. + Participate in system upgrades, maintenance activities, and operational support. Note: Regardless of specialization, all team members are expected to perform core Linux system administration functions and contribute to overall system sustainment efforts. ## Related Videos - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Top 6 Hackathons for Developers in 2023](https://www.wearedevelopers.com/magazine/263-top-6-hackathons-for-developers-in-2023) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know)