Description We are looking for an experienced Senior Systems Engineer to support and enhance a secure enterprise technology environment in Framingham, Massachusetts. This role focuses on maintaining reliable infrastructure across cloud and on-premises platforms while strengthening identity, endpoint, and server operations. The ideal candidate brings deep Microsoft ecosystem expertise, sound engineering judgment, and a track record of delivering well-documented technical solutions in regulated settings.

Responsibilities:

• Administer and optimize enterprise platforms across Microsoft 365, Azure, Entra ID, Active Directory, Intune, Microsoft Defender, and Windows Server environments.
• Manage hybrid infrastructure operations spanning cloud services and on-premises systems to ensure stability, performance, and secure access.
• Support endpoint and server management for Windows 10 and Windows 11 devices, applying configuration standards, policy controls, and lifecycle best practices.
• Troubleshoot complex infrastructure, identity, and collaboration issues, driving timely resolution and minimizing operational disruption.
• Lead or contribute to technical projects that improve core infrastructure services, strengthen security controls, and modernize enterprise systems.
• Create and maintain clear technical documentation, including system configurations, operational procedures, and implementation records.
• Partner with security and IT stakeholders to uphold compliance expectations and support environments with elevated regulatory or security requirements.
• Assist with change management activities and planned infrastructure updates, ensuring changes are assessed, documented, and executed with minimal risk. Requirements
• 7+ years of hands-on experience in enterprise systems engineering and infrastructure support.
• Strong expertise with Microsoft 365, Azure, Entra ID or Active Directory, Intune, Microsoft Defender, Windows Server, and Windows 10/11 administration.
• Proven experience supporting both on-premises and cloud-based environments, including hybrid identity solutions and collaboration platforms.
• Demonstrated ability to diagnose technical issues, deliver infrastructure projects, and produce thorough technical documentation.
• Background working in regulated, compliance-driven, or security-sensitive environments.
• Familiarity with virtualization and networking concepts such as Hyper-V, firewalls, routing, switching, VLANs, VPNs, and wireless infrastructure.
• Experience with tools and platforms such as Citrix, Microsoft Exchange, Fortinet technologies, or AWS GovCloud is preferred.
• Security-focused certifications such as Security+, Azure Security Engineer, or similar credentials are a plus.

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