Senior System Administrator

Kforce has a client in need of a Senior System Administrator in Wilmington, MA. Responsibilities:

• Manage and support hybrid infrastructure across on-premises, colocation, Microsoft Azure, and Google Cloud environments
• Administer Active Directory, Microsoft Entra ID, identity services, and role-based access controls
• Manage endpoints across Windows, Linux, and macOS environments
• Oversee Microsoft Intune, device imaging, patching, software deployment, and endpoint lifecycle management
• Support endpoint security and monitoring technologies, including SentinelOne and Absolute
• Manage backup, disaster recovery, and business continuity solutions, including routine recovery testing
• Troubleshoot complex server, cloud, identity, infrastructure, and endpoint issues
• Serve as a senior escalation resource for service desk and technical support teams
• Monitor infrastructure performance, availability, security, and overall system health
• Support identity governance, access management, system integrations, and identity automation initiatives
• Develop technical documentation, operating procedures, and infrastructure standards
• Improve operational efficiency through scripting, automation, and process optimization
• Mentor junior technical staff and provide guidance on complex infrastructure issues
• Contribute to infrastructure planning, security initiatives, and technology strategy

Requirements:

• 8+ years of systems administration experience within hybrid IT environments
• Strong experience supporting on-premises/colocation infrastructure and Microsoft Azure and/or Google Cloud
• Advanced knowledge of Windows and Linux environments, with macOS administration experience
• Hands-on expertise with Active Directory, Microsoft Entra ID, Microsoft Intune, and identity/access management
• Experience with endpoint security and monitoring tools such as SentinelOne and Absolute
• Strong background in patch management, device imaging, software deployment, and endpoint lifecycle management
• Experience managing backup, disaster recovery, and business continuity technologies
• Strong troubleshooting skills across servers, cloud platforms, identity systems, and endpoints
• Scripting and automation experience using PowerShell, Bash, and/or Python
• Experience with identity governance, access controls, and automated provisioning processes
• Strong technical documentation, communication, collaboration, and mentoring skills