Senior Systems Administrator

PBS Radiology Business Experts

Senior Systems Administrator for a remote role overseeing enterprise infrastructure. Responsible for security, compliance, mentoring, and deployment of technical solutions.

Posted 6/30/2026full-timeRemote • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

AzureDNSLinuxTCP/IPVMware

About the role

Key responsibilities & impact

Design, deploy, and maintain enterprise infrastructure (Windows and/or Linux)
Own core services including Active Directory / Entra ID, DNS, DHCP, virtualization, storage, and certificates
Implement and enforce infrastructure security controls, patching, and least-privilege access
Support SOC 2 compliance and penetration testing through hands-on technical contributions
Build automation using PowerShell/Bash to improve reliability and reduce operational risk
Design and validate backup, recovery, and disaster recovery solutions
Act as an escalation point for complex incidents and perform root-cause analysis
Mentor IT Support staff and provide technical leadership across the organization

Requirements

What you’ll need

5+ years of enterprise systems administration experience
Strong experience with Windows Server, VMware (preferred), and Veeam (preferred)
Solid networking fundamentals (LAN/WAN, TCP/IP, DNS, DHCP; SonicWall a plus)
Experience with monitoring and incident response (ManageEngine preferred)
Working knowledge of Microsoft Azure and hybrid identity environments
Comfortable operating independently in a regulated or compliance-driven environment

Benefits

Comp & perks

100% remote, full-time position
High autonomy and technical ownership
Direct involvement in security, compliance, and infrastructure strategy
Opportunity to lead, mentor, and influence long-term platform decisions

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Active DirectoryDNSDHCPVirtualizationNetworking FundamentalsMicrosoft AzureIncident ResponseBackup and Recovery SolutionsRoot-Cause AnalysisPatching

Soft Skills

Technical LeadershipMentoring