DoD JIRA & Systems Administrator (TS/SCI)

DNI (Delaware Nation Industries); Dahlgren (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

Delaware Nation Industries is seeking a JIRA System Administrator to support the Air Force JWICS/JITS mission. The role covers day-to-day admin, maintenance, monitoring, troubleshooting, and DoD security compliance across classified and unclassified environments.

Responsibilities include Linux/Windows server administration, patching, vulnerability remediation with ACAS/Nessus, backups, and configuration management.

Qualifications

• Active DoD TS/SCI security clearance is required.
• 3+ years of professional systems administration experience.
• DoD 8570/8140 IAT II certification (Security+ CE) or equivalent.
• Experience administering Linux and/or Windows in enterprise/DoD.
• Networking basics: TCP/IP, DNS, DHCP, SSH and file/print services.
• Patching, configuration management, backups, and security hardening.
• Strong documentation and ability to work independently or in a small team.
• Ability to support classified systems per security procedures.

Responsibilities

• Administer, configure, maintain, and troubleshoot Linux and Windows servers and workstations.
• Install OS, software, patches, and security fixes per change-control procedures.
• Monitor health, availability, capacity, and performance; identify trends.
• Perform Tier II/III troubleshooting for hardware, OS, virtualization, networking, and connectivity.
• Manage user accounts, permissions, groups, access controls, and configurations.
• Support systems across classified and unclassified networks and data transfers.
• Maintain backups, recovery, inventories, and SOPs.
• Apply STIGs and vulnerability remediation; support ACAS/Nessus findings.
• Assist with system builds, provisioning, integration, and upgrades.
• Support VMware/VMM and virtualized infrastructure.
• Coordinate with cybersecurity, network, service desk, and government teams to resolve incidents.
• Document incidents, changes, troubleshooting actions, and resolutions.

Skills

Linux administration

Windows administration

Documentation

Troubleshooting

Security hardening

Incident response

Education

Bachelor's degree in IT, CS, cybersecurity, or related field

DoD 8570/8140 IAT II certification (e.g., Security+ CE)

Tools

ACAS/Nessus

VMware vSphere

STIG tooling

DNS/DHCP/SSH

Job description

Delaware Nation Industries is seeking a JIRA System Administrator to support the Air Force JWICS/JITS mission. The role covers day-to-day admin, maintenance, monitoring, troubleshooting, and DoD security compliance across classified and unclassified environments.

Responsibilities include Linux/Windows server administration, patching, vulnerability remediation with ACAS/Nessus, backups, and configuration management.