> Markdown version of [/jobs/ext/3079070-ff-systems-engineer-systems-admin](https://www.wearedevelopers.com/jobs/ext/3079070-ff-systems-engineer-systems-admin). 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). --- # FF Systems Engineer/Systems Admin - **Company:** PROBITY, INC. - **Location:** Chantilly, VA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Systems Engineering, Bash Shell, Client/Server Application Language (C/AL), Computer Networks, Linux, DevOps, Programming Tools, Hyper-V, Information Security Management, Kerberos (Protocol), Lightweight Directory Access Protocols (LDAP), Network File Systems, Routing, PowerCLI, Windows PowerShell, Role-Based Access Control, Red Hat Enterprise Linux, Ansible, Server Administration, Server Virtualization, VMware VSphere, Red Hat Enterprise Virtualization, Data Processing, Scripting, Containerization, Selinux, Information Technology, Data Management, Hardware Infrastructure, Docker, Vmware - **Published:** September 25, 2026 - **Apply:** https://recruitingbypaycor.com/career/JobIntroduction.action?clientId=8ad64ec641581ddf01417baac7cb5ed7&id=8a7883a8a0abfc6b01a0d4d4d2336a0a&source=&lang=en ## About the Role PLEASE NOTE: This position requires an ACTIVE Top Secret/SCI Clearance with Polygraph. To be considered for this position, you MUST have an ACTIVE Clearance Level of Top Secret/SCI with Polygraph, * Experience building physical and virtual servers, implementing/developing configurations, testing, deploying, and coordinating baseline deployments, including coordinating the installation and maintenance of equipment hosted in a server room environment. * Demonstrated on-the-job experience with Red Hat and/or Rocky Linux * Demonstrated on-the-job experience with VMWare vCenter/vSphere or an equivalent virtualization solution (Microsoft Hyper-V, Red Hat Enterprise Virtualization) * Demonstrated on-the-job experience with automation tools and scripting (Ansible, PowerCLI, Powershell, and Bash Shell Scripts) * Demonstrated on-the-job experience with containerization technologies, such as Docker and Kubernetes * Experience performing standard IT infrastructure maintenance tasks, including patching, deployment, and configuration utilizing automation tools. * Familiarity with LDAP, Kerberos, NFS, and SELinux Policies. * Experienced troubleshooting end-to-end system issues, including Linux, VMware and enterprise storage issues. * Ability to discuss Linux OS topics in detail, including access control, least privilege, and separation of duties. * Strong understanding of networking concepts (TCP/UDP, Routing, Switching, MTU) * Experience working in a demanding critical up-time environment, including communicating with internal and external customers and working with other engineering groups to maintain up-time. * Experience performing technical evaluations, analysis, and troubleshooting for supported services, including server hardware. * Demonstrated on-the-job experience developing and maintaining technical documentation to include, but not limited to, deployment checklists, administrators' guides, and deployment verification procedures. Desired Skills: * Ability to learn new skills, including development tools and administration tools as needed. * Familiar with emerging trends, tools, and technologies that may be used to improve sponsor systems and methodologies. * Experience utilizing devops tools for automation, collaboration and change management * Willing to respond on-call if needed on a rotation basis * Familiarity with the sponsor operating environment strongly desired. Required Education: * Bachelor's Degree in computer science, Information Technology, or similar * Minimum 7 years of relevant experience Desired Certifications: * RHCSA, Linux+, or LFCE certifications a plus ## Description The Systems Engineer/Systems Administrator encompasses network and server administration in an existing Cross Domain environment. Activities will be concentrated on all aspects of the product development life cycle that are consistent with creating, implementing, and supporting existing and new features and product capabilities in client/server applications while improving data processing methods to ensure highest levels of information system security. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-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) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)