Today
Top Secret/SCI
Mid Level Career (5+ yrs experience)
IT - Security
Washington, DC (Off-Site/Hybrid)
We are seeking a System Administrator / Server Administrator to support mission-critical systems in a secure environment. The ideal candidate will be responsible for monitoring, maintaining, and securing both Windows and Linux environments while providing user administration and application support. This position requires hands-on experience with security compliance tools, patching processes, and user access management.
Responsibilities
Run application checks every 1–2 hours to ensure proper functionality of maps, services, and all components.
Add/remove users in KeyCloak and provide user support.
Perform patching and maintenance of Windows and Linux servers.
Execute Prisma Cloud security scans on demand and deliver reports to ISSO and Dev leads for remediation.
Implement and maintain STIGs for system hardening.
Manage and support Apache Tomcat administration.
Support Oracle and Postgres database administration tasks.
Perform basic administration and troubleshooting of ArcGIS components.
Required Skills & Experience
Linux system administration (RHEL, CentOS, or similar).
Windows system administration (Server 2016/2019).
User administration and support via KeyCloak.
Apache Tomcat installation, configuration, and troubleshooting.
Strong understanding of STIG checklists and DISA compliance.
Hands-on with Prisma, ACAS, or Nessus scans for vulnerability management.
Experience with Oracle and Postgres administration.
Familiarity with ArcGIS (basic level).
Active TS/SCI clearance.
Security+ certification (required).
Nice-to-Have Skills
Experience monitoring and administering Rancher Kubernetes pods.
Familiarity with Active Directory, DNS, and DHCP.
Strong troubleshooting and scripting skills (Bash, PowerShell, or Python).
Responsibilities
Run application checks every 1–2 hours to ensure proper functionality of maps, services, and all components.
Add/remove users in KeyCloak and provide user support.
Perform patching and maintenance of Windows and Linux servers.
Execute Prisma Cloud security scans on demand and deliver reports to ISSO and Dev leads for remediation.
Implement and maintain STIGs for system hardening.
Manage and support Apache Tomcat administration.
Support Oracle and Postgres database administration tasks.
Perform basic administration and troubleshooting of ArcGIS components.
Required Skills & Experience
Linux system administration (RHEL, CentOS, or similar).
Windows system administration (Server 2016/2019).
User administration and support via KeyCloak.
Apache Tomcat installation, configuration, and troubleshooting.
Strong understanding of STIG checklists and DISA compliance.
Hands-on with Prisma, ACAS, or Nessus scans for vulnerability management.
Experience with Oracle and Postgres administration.
Familiarity with ArcGIS (basic level).
Active TS/SCI clearance.
Security+ certification (required).
Nice-to-Have Skills
Experience monitoring and administering Rancher Kubernetes pods.
Familiarity with Active Directory, DNS, and DHCP.
Strong troubleshooting and scripting skills (Bash, PowerShell, or Python).
group id: 90835530
