Position: Senior Systems Administrator

Employment Type: Full-Time

We are looking for an experienced Senior Systems Administrator to manage, secure, and optimize the core IT infrastructure-including on-prem and virtual server environments, storage systems, and enterprise tools. The ideal candidate will have deep hands-on expertise in VMware vSphere, Active Directory, Exchange, endpoint protection, and disaster recovery.

Core Responsibilities:

• Design, deploy, and maintain VMware vSphere environments (vCenter, ESXi, Update Manager).
• Administer Active Directory, Exchange Server, and Group Policy across a multi-site environment.
• Implement and manage SolarWinds Orion for performance monitoring and alerting.
• Maintain and troubleshoot SAN, UPS, and server hardware.
• Oversee patch management, server OS upgrades, and endpoint security (e.g., Symantec).
• Perform regular disaster recovery testing and maintain recovery documentation.
• Deploy and maintain role-based access controls for Help Desk and departmental users.
• Coordinate with vendors for hardware/software installs, upgrades, and licensing.
• Lead server/storage capacity planning and performance tuning initiatives.
• Maintain comprehensive system documentation and ensure audit-readiness.

Required Experience & Skills:

• 5-7+ years of experience in enterprise systems administration.
• Expertise with VMware vSphere (vCenter, ESXi), Windows Server, and AD environments.
• Proven ability to manage enterprise storage solutions and virtualization infrastructure.
• Experience with Exchange Server, endpoint protection platforms, and system backups.
• Strong scripting or automation knowledge (e.g., PowerShell) preferred.
• Familiarity with IT security best practices and compliance in a regulated environment.

Preferred Certifications:

• VMware VCP, Microsoft Certified: Windows Server, or similar.
• ITIL, CompTIA Security+, or CISSP (a plus).