Senior Windows/Linux SysAdmin – Virtualization & Security

Command Cyber Solutions, LLC; Riverton (UT); On-site; USD 110,000 - 140,000; Full time

Job summary

Command Cyber Solutions, LLC seeks a senior systems administrator to install, configure, and maintain Windows and Linux servers in a DoD-focused environment. You will oversee OS patching, hardening, backups, and virtualization, working with cyber, network, and storage teams to resolve incidents.

You will lead initiatives, document SOPs, and mentor junior staff while ensuring compliance with security requirements and configuration baselines.

Qualifications

• Bachelor's degree in IT/CS/Cybersecurity or related field.
• 8+ years of progressively responsible system-administration experience.
• Active Secret Clearance or ability to obtain/maintain.
• Certifications listed in Qualifications: Sec+, Server+, Linux+, Windows/Azure admin, RHCSA, VMware VCP, ITIL (Preferred).

Responsibilities

• Install, configure, maintain, and decommission Windows and Linux servers.
• OS installation, patching, hardening, upgrades, lifecycle maintenance.
• Administer virtualized environments and manage VMs.
• Diagnose and resolve system, OS, app, virtualization, storage, and network issues.
• Coordinate with cyber, network, storage, and app-support teams to resolve incidents.
• Ensure security configurations, patches, and compliance requirements.
• Develop SOPs and maintain system documentation.
• Provide technical leadership and mentoring to engineers.

Skills

Windows Server

Linux

System administration

Active Directory

Security compliance

Mentoring/leadership

Education

Bachelor's degree in IT/CS/Cybersecurity

Tools

CompTIA Sec+ CE

CompTIA Server+

CompTIA Linux+

Windows Server/Azure admin certs

RHCSA

VMware VCP

ITIL Foundation

Job description

Command Cyber Solutions, LLC seeks a senior systems administrator to install, configure, and maintain Windows and Linux servers in a DoD-focused environment. You will oversee OS patching, hardening, backups, and virtualization, working with cyber, network, and storage teams to resolve incidents.

You will lead initiatives, document SOPs, and mentor junior staff while ensuring compliance with security requirements and configuration baselines.