Senior Systems Administrator

The Systems Administrator is a senior-level technical expert responsible for maintaining and optimizing the organization’s Microsoft-based infrastructure, supporting end-user technology, and ensuring operational integrity. This role involves escalated troubleshooting, endpoint management, identity and access control, software deployment, and light infrastructure support within a high-availability environment., * Serve as a senior escalation point for complex workstation, application, system, and infrastructure issues, ensuring minimal downtime and rapid resolution.

• Administer and configure Microsoft Entra ID / Azure Active Directory, managing user accounts, permissions, groups, and access controls.
• Manage Microsoft Intune for device enrollment, configuration, application packaging, deployment, policy enforcement, and endpoint imaging/provisioning.
• Support Active Directory, Group Policy, and related identity management services, including account creation, permission management, and security policies.
• Administer and troubleshoot Microsoft 365 and Exchange Online, managing mailboxes, distribution groups, permissions, and email client configurations.
• Package, test, and deploy software applications across Windows environments, maintaining application lifecycle and deployment consistency.
• Oversee Windows Server administration, including patching, permissions management, system monitoring, and troubleshooting.
• Support virtualized environments and related technologies, including VMware, to ensure scalability and high availability.
• Perform operational monitoring, perform routine maintenance, and proactively manage endpoints, servers, and core systems.
• Troubleshoot complex issues involving Windows OS, networking, authentication protocols, applications, and system performance.
• Partner with infrastructure and security teams on system upgrades, migrations, and new technology deployments.
• Maintain comprehensive technical documentation, configuration procedures, and system inventories.
• Support legal technology platforms such as document management, review, and imaging tools (e.g., iManage, Litera, Kofax, Adobe Acrobat).
• Utilize remote management tools, including NinjaOne, for proactive system oversight and support.

• 10+ years of experience in Systems Administration, Infrastructure Support, or senior-level IT support within a legal, corporate, or professional services setting.
• Extensive hands-on expertise with Microsoft Entra ID, Azure AD, Intune, Active Directory, Microsoft 365, and Exchange Online.
• Proven experience with application packaging, software deployment, endpoint management, and Windows imaging/provisioning.
• Solid understanding of Windows Server administration, including patching, permissions, and virtualization technologies like VMware.
• Advanced troubleshooting skills across endpoints, systems, networks, and applications.
• Experience supporting highly available, client-focused IT environments.
• Familiarity with legal technology platforms (iManage, Litera, Kofax, Adobe Acrobat) is a plus.
• Ability to work independently with minimal supervision while collaborating effectively with support and infrastructure teams., * Experience with remote monitoring and management tools such as NinjaOne.
• Prior law firm or professional services firm experience demonstrating familiarity with legal workflows.
• Stable employment history indicating good tenure and career progression.

Core Technical Skills

• Microsoft Entra ID / Azure AD / Azure Active Directory
• Microsoft Intune / Endpoint management / Application deployment
• Active Directory & Group Policy
• Microsoft 365 / Exchange Online / Email management
• Windows Server / Virtualization (VMware)
• Application packaging and Windows imaging
• Network troubleshooting and infrastructure support
• Remote management tools (NinjaOne)
• Legal tech platforms support (iManage, Litera, Kofax, Adobe Acrobat)