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Riverside Research Institute UNIX Systems Administrator in Dayton, Ohio

Systems Administrator Location US-OH-Beavercreek ID 2026-4100 Category Information Technology Position Type Full Time Salary Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research and development, and prototype solutions to some of the country's most challenging technical problems. All Riverside Research opportunities require U.S. Citizenship. Position Overview Riverside Research is seeking a personable and highly technical individual capable of providing information technology support to groups performing cutting-edge research supporting national security interests. In the role of Systems Administrator, a successful candidate will leverage experience supporting Linux and Windows-based IT infrastructure as well as DevOps-oriented tools and processes to provide end-user support, operation, and maintenance of IT systems in multiple distributed classified computing environments. As a part of a large, distributed team of IT professionals, this role affords a self-motivated candidate a high degree of flexibility and autonomy, permitting you the opportunity to learn and grow while making a direct impact on national security. This is an on-site position located at our Beavercreek office. Responsibilities Providing Tier 2 support to a VMware based environment that includes both Linux and Windows machines in a distributed classified computing environment Implementing, maintaining, and hardening Linux servers and virtual machines that host CI/CD tools and production environments, ensuring high availability and security compliance Monitoring operations and applications, including using Linux-based logging and monitoring tools to diagnose and resolve performance issues Apply security updates/patches to Linux and Windows operation systems Employ creative solutions and cutting-edge technologies to ensure the security, integrity, and availability of multiple national security systems Working knowledge installing, upgrading, and configuring hardware and software Act as liaison and advocate between our partners, IT management, Engineering, and Information Security staff Maintain, execute, and improve established system operation processes and procedures Assess system failures with all available tools and knowledge to enable the customer to meet contractual obligations Develop new and maintain existing installation and configuration procedures Coordinate all significant information technology changes with the appropriate parties such as management, infrastructure, and information security following management procedure Other duties as assigned Qualifications Minimum Qualifications: Active Top-Secret clearance with SCI adjudication Bachelor's degree and minimum of 5 years of IT experience, or advanced degree with 2 years of IT experience, or 10 years IT experience Strong, verifiable experience in Linux system administration, including configuration, patching, user management, and security hardening (e.g., DISA STIGs). Experience with or on Linux or Unix based OS systems using common UNIX/Linux tools (ssh, tar, sed, grep, awk, vi, emacs, cron, etc...) Experience in command line environment (Bash) Experience with build systems and maintaining tools such as Jenkins, GitLab, etc. Experience with source control management systems Working knowledge supporting VMware based hardware and software Ability to manage time independently without direct supervision Capability to troubleshoot complex information technology problems using all available resources Experience upgrading, installing, and configuring application software and computer hardwa

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