Senior Systems Administrator – DoD Cloud & Enterprise Infra

Nationwide IT Services, Inc.; Virginia Beach (VA); Remote; USD 110,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Life and disability insurance

401(k) plan with employer match

Paid holidays

PTO (sick/vacation)

Commuter benefits

Employee assistance program (EAP)

Educational reimbursement

Pet insurance

Job summary

Nationwide IT Services is seeking a Senior Systems Administrator to support a DoD application modernization program. The role emphasizes managing Windows Server and Red Hat Linux in Azure, implementing security controls, and performing vulnerability remediation. Strong DoD clearance and multiple certifications are required.

The candidate will coordinate with government teams, support migrations, and ensure system availability and performance in a challenging DoD environment.

Qualifications

• Minimum of 10 years of specialized application systems administration experience, including at least four years of hands-on software installation, configuration, maintenance, and troubleshooting.
• CompTIA Security+ certification.
• Microsoft Azure Administrator Associate (AZ-104) certification.
• DoD 8140 baseline certification.
• Experience administering enterprise application infrastructure in complex IT environments.
• Experience with Windows and Linux server administration, Microsoft Azure environments, networking, system configurations, and security controls.
• Experience performing vulnerability remediation, troubleshooting, patching, and performance optimization.

Responsibilities

• Administer, maintain, and optimize Windows Server and Red Hat Enterprise Linux (RHEL) systems within Microsoft Azure environments.
• Monitor enterprise application infrastructure for availability and performance.
• Perform software installation, configuration, maintenance, patching, and troubleshooting.
• Implement vulnerability remediation and security controls in alignment with DoD STIGs.
• Coordinate with government teams to resolve infra, networking, and performance issues.
• Support migration and modernization efforts in Azure environments.
• Maintain accurate documentation and assist with production deployments.

Skills

Windows Server

Linux Admin

Azure Cloud

Security Controls

Vulnerability Remediation

Patch Management

DoD STIGs

System Monitoring

Backup & DR

Documentation

Education

Bachelor's degree

Tools

Windows Server

Red Hat Enterprise Linux (RHEL)

Microsoft Azure

Job description

Nationwide IT Services is seeking a Senior Systems Administrator to support a DoD application modernization program. The role emphasizes managing Windows Server and Red Hat Linux in Azure, implementing security controls, and performing vulnerability remediation. Strong DoD clearance and multiple certifications are required.

The candidate will coordinate with government teams, support migrations, and ensure system availability and performance in a challenging DoD environment.