System Administrator, Journeyman / Senior
$100,000–$125,000 year
On-siteAnnapolis Junction, Maryland, United States
Job Summary
Design, implement, and maintain engineering solutions for complex technical requirements within a government software hosting facility. Deploy, configure, and administer physical and virtual infrastructure, including servers, virtual machines, containers, and workstations across Windows and Linux environments. Perform routine maintenance, patching, and performance optimization while troubleshooting hardware, OS, networking, and application issues. Administer VMware virtualization infrastructure, manage Active Directory access controls, and secure systems per Department of Defense cybersecurity guidance. Support Risk Management Framework compliance activities, including vulnerability scanning, STIG implementation, and continuous monitoring. Develop backup, restoration, and disaster recovery procedures. Create technical documentation and provide responsive support to stakeholders. Participate in Agile project planning and mentor junior administrators. Requires Active Secret or Top Secret clearance, U.S. citizenship, and 5–8 years of experience. Mid-level to Senior-level roles.
Required Qualifications
- Active Secret security clearance with the ability to obtain a Top Secret clearance. An interim Top Secret clearance may be required to begin work.
- Must be a U.S. Citizen.
- Mid-level candidates should possess approximately 5 or more years of relevant systems administration or infrastructure experience.
- Senior-level candidates should possess approximately 8 or more years of relevant systems administration or infrastructure experience.
- Demonstrated experience administering Windows Server or Linux operating systems in an enterprise environment.
- Experience supporting VMware virtualization technologies and virtual infrastructure.
- Hands-on Risk Management Framework compliance experience, including vulnerability scanning, STIG implementation, security remediation, and continuous monitoring.
- Experience installing, configuring, maintaining, and troubleshooting physical and virtual servers.
- Working knowledge of networking concepts, protocols, system backups, access controls, and information system security.
- Current CompTIA Security+ certification or another DoD 8140/8570-compliant certification appropriate for the position.
- Current Windows, Linux, VMware, or other relevant operating system certification.
Desired Qualifications
- Experience with VMware vSphere, ESXi, vCenter, or related virtualization technologies.
- Experience with Red Hat Enterprise Linux, Ubuntu, Windows Server, or mixed operating system environments.
- Experience with virtual networking, VLANs, DNS, DHCP, routing, switching, and firewall concepts.
- Experience administering Active Directory, Group Policy, user permissions, and identity management services.
- Experience deploying and managing containers using Docker, Kubernetes, Podman, or similar technologies.
- Experience with enterprise backup, restoration, replication, and disaster recovery solutions.
- Familiarity with ACAS, Nessus, SCAP, STIG Viewer, eMASS, or similar cybersecurity and compliance tools.
- Experience supporting classified or controlled government information systems.
- Familiarity with scripting or automation technologies such as PowerShell, Bash, Ansible, or Python.
- Experience working in Agile or DevSecOps environments.
- Strong technical documentation, troubleshooting, customer service, and communication skills.
Hiring someone like this?
Get your role in front of qualified candidates on Sorce.