Senior Systems Administrator

About the role

We are seeking a Senior Systems Administrator to act as the technical authority for our core infrastructure and security platforms. This remote position is ideal for a professional who enjoys designing, securing, and operating enterprise systems while mentoring staff and collaborating with IT leadership.

Key responsibilities

• Design, deploy, and maintain enterprise Windows and Linux infrastructure.
• Own core services such as Active Directory/Entra ID, DNS, DHCP, virtualization, storage, and certificate management.
• Implement security controls, patching, and least‑privilege access policies.
• Support SOC 2 compliance and penetration testing with hands‑on contributions.
• Automate tasks using PowerShell and Bash to improve reliability.
• Design and validate backup, recovery, and disaster‑recovery solutions.
• Serve as escalation point for complex incidents and conduct root‑cause analysis.
• Mentor IT support staff and provide technical leadership across the organization.

Required profile

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

Required skills

• Windows Server
• Linux
• VMware
• Veeam
• Active Directory / Entra ID
• DNS
• DHCP
• Virtualization
• Storage management
• Certificate management
• PowerShell
• Bash
• Backup and disaster‑recovery solutions
• SOC 2 compliance
• Penetration testing support
• Automation scripting
• Monitoring (ManageEngine)
• Incident response
• LAN/WAN networking
• TCP/IP
• SonicWall (optional)
• Microsoft Azure
• Hybrid identity

What we offer

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