Senior Systems Administrator - Security-Cleared, Classified

DNI (Delaware Nation Industries); Bath Township (OH); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Health coverage

401K matching

Disability insurance

Parking

Job summary

Delaware Nation Industries (DNI) seeks a Systems Analyst IV/Senior Systems Administrator to support the Air Force Research Laboratory at Wright-Patterson Air Force Base. This senior role focuses on the operation, integration, security, and improvement of systems in classified and unclassified environments.

Responsibilities include troubleshooting, system changes, patching, and oversight of Active Directory/LDAP, VMware, Windows and Linux environments, as well as vulnerability remediation and

Qualifications

• Active Secret clearance required.
• Security+ or DoD 8140/8570-aligned certification.
• Experience administering Windows/UNIX/Linux servers and virtualization.
• Experience with DISA STIGs and vulnerability remediation.
• Ability to work on-site at Wright-Patterson AFB.

Responsibilities

• Support system integration across AFRL DREN, NIPRNet, and related environments.
• Plan, test, document, and implement system changes, upgrades, and migrations.
• Administer Windows, UNIX/Linux, and virtualized environments.
• Perform patching, backups, access control, and system recovery checks.
• Monitor system performance, availability, capacity, and security.
• Maintain configuration baselines, inventories, change records, diagrams, and technical documentation.
• Support vulnerability scanning, DISA STIG compliance, security remediation, and cybersecurity requirements.
• Communicate technical issues and recommendations clearly to Government, contractor, and customer teams.

Skills

Strong communication

Problem-solving

Independent decision-making

Education

CompTIA Security+ certification

Tools

VMware ESX

Active Directory

LDAP

Windows Server 2019/2022/2025

Linux RHEL

DISA STIGs

PKI

RMF

Job description

Delaware Nation Industries (DNI) seeks a Systems Analyst IV/Senior Systems Administrator to support the Air Force Research Laboratory at Wright-Patterson Air Force Base. This senior role focuses on the operation, integration, security, and improvement of systems in classified and unclassified environments.

Responsibilities include troubleshooting, system changes, patching, and oversight of Active Directory/LDAP, VMware, Windows and Linux environments, as well as vulnerability remediation and