> Markdown version of [/jobs/ext/2079246-senior-systems-administrator](https://www.wearedevelopers.com/jobs/ext/2079246-senior-systems-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). --- # Senior Systems Administrator - **Company:** Modern Technology Solutions, Inc. - **Location:** Dayton, OH, United States - **Experience:** Expert - **Salary:** $9,000.0 - $10,000.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Confluence, JIRA, Microsoft Azure, Bash Shell, Ubuntu (Operating System), CentOS, Cloud Computing, Cloud Engineering, Configuration Management, CompTIA Security+, Information Systems, System Configuration, Data Centers, Data Transmissions, Linux, DevOps, Disaster Recovery, Monitoring of Systems, Networking Hardware, Python (Programming Language), Kernel-Based Virtual Machine, Red Hat Enterprise Linux, Ansible, SAP (Applications), Software Engineering, Virtualization Technology, Scripting, DevOps Tools - Open-source, Virtual Environment, HybridCloud, Gitlab, Containerization, Kubernetes, Information Technology, Atlassian Tools, Nessus, Puppet, Artifactory, User Accounts, Vmware - **Published:** August 16, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17970986?backUrl=%2Fcareer%2F17970986%2FSenior-Systems-Administrator-Ohio-Dayton ## About the Role MTSI is seeking a highly motivated and experienced Systems Administrator to support our team in safeguarding information systems for a government customer at WPAFB, OH. This individual will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux and Windows-based systems in a secure environment. This individual will also be responsible for building out cloud and hybrid cloud infrastructure including the designing of cloud-native architectures targeted for AWS GovCloud, Azure Government, and high-side on-premises virtualized data centers. This role is an in-person role that is located with our government customer's organization at WPAFB. You'll be a great fit for this role if: *You have a passion for information technology, defense, and space systems and advanced technologies. *You understand the urgent need to modernize our defense systems and give our troops the best possible tools. *Paying attention to detail and providing excellent customer service in a professional environment is a skill you excel at. *You are passionate about continuous learning and growth, and you seek opportunities to challenge yourself. *You are driven to make a meaningful impact through your work., *Working knowledge of Windows server administration *6+ years of experience administering Linux systems (e.g., Red Hat, CentOS, Ubuntu) *Cloud experience including AWS and Azure *Experience with system standup and configuration including group policy *Excellent troubleshooting and problem-solving abilities *Strong communication and interpersonal skills *Stay current with emerging technologies and best practices in systems administration *Previous work supporting test or research and development environments *Coordinate with program stakeholders, engineers, and other IT professionals to align system capabilities with mission objectives *Provide technical expertise and recommendations for system improvements and upgrades *Must have in-depth knowledge of DoD, National and applicable service and agency security policy, manuals and standards. Must have the ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners Education: *Master's degree in an IT-related field *Bachelor's degree and relevant professional experience can be accepted in lieu of a master's degree *Required Certifications: CompTIA Security+ Even better if you have these desired skills: *Experience as a Data Transfer Agent (DTA) *Experience with virtualization technologies (e.g., VMware, KVM). *Experience with configuration management, automation tools, and scripting languages (e.g., Ansible, Bash, Python, Puppet, Chef) *Experience with Containerization and Orchestration tools (e.g., Kubernetes, K8S, K3S) *Certifications: ISC2 CCSP; CompTIA SecurityX (CASP+), AWS Certified DevOps Engineer - Professional, Azure DevOps Engineer Expert, or CKA (Certified Kubernetes Administrator) Clearance Requirements: * Must possess an active DoD Top Secret (TS) security clearance (with SCI and SAP eligibility). ## Description Your essential job functions will include but may not be limited to: *Install, configure, and maintain operating systems, hardware, virtual environments, and network devices to meet program needs *Perform system hardening to ensure compliance with established security policies *Troubleshoot and resolve hardware and software issues *Manage user accounts, permissions, and access controls *Implement and maintain system backups and disaster recovery procedures *Monitor system performance and identify areas for improvement *Collaborate with other IT staff to ensure system stability and availability *Provide technical support to end-users *Maintain accurate documentation of system configurations and procedures *Install and maintain DevSecOps tools (GitLab, Artifactory, etc.) *Install and maintain Atlassian suite of tools (Jira, Confluence, Mattermost) *Install and maintain ACAS suite of tools (Nessus, Tenable SC, etc.) *Working knowledge of compliance frameworks such as RMF, DISA STIGs, and NIST 800-53 ## Related Videos - [Hosting a modern justice system](https://www.wearedevelopers.com/videos/332-hosting-a-modern-justice-system) - [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) - [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) - [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) ## 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) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing)