Systems Administrator

Thompson Coburn, a large full‑service law firm with offices in eight (8) cities across the U.S., is searching for a full‑time exempt Systems Administrator to join its offices in Birmingham, Chicago, Dallas, New York, St. Louis, or Washington D.C. With over 450 attorneys and experience in 50 areas of law, Thompson Coburn is regularly recognized for providing clients with outstanding value and service.

Under the direction of the Firm’s Manager, Infrastructure Services, the Systems Administrator will manage and maintain infrastructure and platform technologies to support the production environment, meet service level objectives, business functionality, and security requirements. The role handles escalated support matters, addresses systemic issues, and adapts processes for technology changes to maximize end‑user productivity. This exempt position is eligible for a hybrid‑remote work schedule after an initial training period.

• Supports Microsoft platforms across multiple on‑premise systems and Azure/Office 365 cloud environments.
• Provides first response to server incidents, management of trouble ticketing, and daily maintenance/monitoring of systems.
• Proactively manages on‑premise and Azure‑based infrastructure, including Microsoft Enterprise Cloud Suite;
  Exchange (2019–current);
  Azure AD/Entra  services;
  Conditional Access and MFA technologies;
  Intune device and endpoint management;
  Windows Server (2019–2022); VMware vSphere;
  Nutanix AHV and Prism Central;
  Cisco Unified Communication Manager (CUCM); SAN/NAS storage systems;
  Cisco LAN/WAN environments;
  Forti Gate firewalls; and Cohesity backup and recovery solutions.
• Performs daily system monitoring and remediation across servers, applications, and infrastructure services.
• Enforce security baselines for all Windows Server systems in alignment with organizational standards and compliance obligations.
• Performs regular security hardening, patching, and remediation for servers, applications, and infrastructure components.
• Develops and maintains accurate, concise process documentation related to assigned systems and responsibilities.
• Acts as a tier‑3 escalation point for IT team members and provides technical guidance for vendor coordination and support activities.
• Assists IT team members with user application and end‑user computing issues, ensuring timely and effective resolution.
• Provides direction and mentorship to junior team members in diagnosing and resolving production environment issues.
• Participates proactively in change, incident, and problem management processes in accordance with organizational policies and governance.
• Provides after‑hours support for system‑related emergencies as well as occasional weekend maintenance.
• Proactive in identifying, reporting, and participating in the resolution of any potential or safety issues.
• Performs data analysis, performance optimizations, and database maintenance as required.
• Advises and directs other development group members and provides assistance on projects. Responsible for the implementation, coordination, and management of projects when required.
• Performs other duties necessary to maintain the overall efficiency and continuity of the department.
• Attends meetings as assigned and participates in educational activities to keep skills up to date.

• Must possess expert knowledge of Windows Server roles (DNS, ADFS, DFS, DHCP, IIS, RDS, NTFS, Print Services) and core protocols (TCP/IP, LDAP, SMTP, SNMP, SSH/SFTP). Advanced experience with Active Directory, Group Policy, security hardening, remediation, and Microsoft clustering.
• Must possess knowledge supporting Exchange in multisite and Office 365 hybrid environments, along with a strong understanding of Azure AD/Entra , Conditional Access, MFA, Azure governance (RBAC, tagging, cost awareness), and hybrid cloud troubleshooting.
• Must possess knowledge of VMware vSphere or Nutanix AHV/Prism, SAN/NAS connectivity, networking fundamentals, and N‑tier enterprise architectures.
• Must possess knowledge with monitoring tools such as SCOM and Solar Winds, log aggregation and SIEM platforms (Azure Log Analytics, Sentinel),…