Senior Systems Administrator - DoD TS Clearance | Windows/Linux & VM

Link Solutions, Inc.; Arizona; On-site; USD 90,000 - 115,000; Full time

Benefits offered by this job

Relocation reimbursement

Certification reimbursement

Company-paid disability

Job summary

Link Solutions, Inc. seeks a Senior-Level Systems Administrator to join our Fort Huachuca, AZ team, supporting USAISEC and CSD with Windows and Linux server environments, AD, and virtualization.

The role requires active DoD Top Secret clearance, IAT Level II, and a second certification; you will ensure RMF compliance, engage in vulnerability management, and lead incident response in classified and unclassified networks.

Qualifications

• Active DoD Top Secret Clearance required.
• Ten (10+) years of experience administering enterprise IT systems, including Windows and/or Linux server environments and AD.
• IAT Level II Certification or higher per DoD 8570/8140.
• A second industry certification in a relevant technical discipline.
• Experience administering Windows Server environments, AD, and VMware virtualization.

Responsibilities

• Administer and support Windows, Linux/UNIX, and Active Directory server environments.
• Install, configure, patch, upgrade, and sustain operating systems and enterprise services.
• Monitor and troubleshoot system and network performance across classified and unclassified environments.
• Provide Tier II/III technical support, including user accounts and training.
• Manage security controls, RMF requirements, vulnerability assessments, and continuous monitoring.

Skills

Windows Server

Linux/UNIX

Active Directory

VMware vSphere/ESXi

Network administration

Cybersecurity

RMF compliance

ATO compliance

Education

Bachelor's degree in Computer Science/Information Technology or related field

Tools

VMware vSphere/ESXi

Active Directory management

Job description

Link Solutions, Inc. seeks a Senior-Level Systems Administrator to join our Fort Huachuca, AZ team, supporting USAISEC and CSD with Windows and Linux server environments, AD, and virtualization.

The role requires active DoD Top Secret clearance, IAT Level II, and a second certification; you will ensure RMF compliance, engage in vulnerability management, and lead incident response in classified and unclassified networks.