System Administrator

System Administrator

Location:

Cincinnati, OH downtown. Type:
Permanent, full-time. Work Environment:
Onsite 5 days per week. On-call rotation: one week every four weeks.

Role

Summary:

The System Administrator will help manage, support, and maintain the company’s core IT infrastructure, including Windows Server, Active Directory, Microsoft 365, VMware, backup systems, storage, and related infrastructure tools. This role requires a dependable, hands‑on administrator who can support production systems, respond to issues, participate in an on‑call rotation, and communicate clearly during incidents. The ideal candidate is reliable, organized, comfortable troubleshooting under pressure, and capable of contributing to infrastructure improvements through automation, scripting, and operational best practices.

• Systems Administration:
  Monitor, maintain, and support Windows Server environments, infrastructure systems, and related tools to ensure availability, performance, and security.
• Active Directory and Group Policy:
  Administer Active Directory, security groups, user/group permissions, Group Policy, print services, and related access controls.
• Microsoft 365 Administration:
  Support Microsoft 365 services, including Exchange Online, Teams, licensing, mailbox administration, user access, and troubleshooting.
• Identity and Access Management:
  Support IAM, SSO, MFA, lifecycle management, user provisioning/deprovisioning, authentication troubleshooting, and identity integration initiatives in coordination with application owners. Identity management platforms include Active Directory, Entra , and Okta.
• VMware Administration:
  Support VMware vSphere environments, including virtual machines, hosts, clusters, resource monitoring, snapshots, and general troubleshooting.
• Virtual Desktop Infrastructure (VDI) Support:
  Support virtual desktop environments, including VMware Horizon, Azure Virtual Desktop (AVD), user profile management, access controls, performance troubleshooting, and related technologies.
• Backup, Recovery, and Security:
  Support backup systems, recovery procedures, patching, security controls, and redundancy strategies to protect company systems and data.
• Storage Administration:
  Assist with enterprise storage administration, capacity monitoring, configuration, and troubleshooting.
• Azure Administration:
  Administer and support Azure infrastructure services including virtual machines, storage, networking, RBAC, Azure Virtual Desktop, and related cloud resources.
• SQL Server Operational Support:
  Provide operational support for SQL Server environments, including service monitoring, SQL Agent job review, backup verification, application/database connectivity troubleshooting, and coordination with database specialists or application teams as needed.
• Automation, Scripting, and Infrastructure Engineering:
  Use Power Shell, automation tools, APIs, and related technologies to automate routine tasks, improve operational efficiency, support repeatable administration processes, and contribute to infrastructure improvement initiatives.
• Monitoring, Documentation, and Incident Response:
  Respond to alerts and support tickets, investigate system and application issues, analyze monitoring and logging data, document changes, follow escalation procedures, and provide clear status updates during incidents.
• Vendor and Team Coordination:
  Work with vendors, internal IT teams, and business users to resolve issues and participate in infrastructure projects involving system deployments, upgrades, migrations, and technology improvements.

• At least 3‑5 years of system administration experience in an enterprise environment.
• Strong experience with Windows Server administration.
• Strong experience with Active Directory, security groups, permissions, and Group Policy.
• Experience supporting Microsoft 365 / Office 365.
• Experience with VMware vSphere administration and troubleshooting.
• Experience with backup/recovery systems and basic infrastructure security practices.
• Experience using Power Shell to automate administrative tasks and improve operational efficiency.
• Strong troubleshooting, documentation,…