Sr. Systems Engineer

We are seeking a Senior Systems Engineer to join our Infrastructure Team. This role is responsible for the design, implementation, administration, and support of enterprise infrastructure across Windows servers, Microsoft 365, identity management, virtualization, storage, security, and networking. The ideal candidate is a well-rounded infrastructure professional who enjoys working across multiple technologies and can contribute to strategic infrastructure initiatives while also providing hands-on operational support. This role will play a key part in upcoming network refreshes, server upgrades, site expansions, security initiatives, Microsoft 365 administration, and ongoing infrastructure modernization efforts.

Key Responsibilities

• Design, implement, and support enterprise infrastructure solutions across server, cloud, storage, security, and networking platforms.
• Administer and support Microsoft 365 technologies, including Exchange Online, Teams, SharePoint Online, Intune, Entra ID, and Purview.
• Manage and maintain Windows Server environments supporting approximately 200 servers and 2,000 endpoints.
• Support Active Directory, Group Policy, identity management, and access control solutions.
• Participate in enterprise infrastructure projects, including server upgrades, network refreshes, and new site deployments.
• Assist with administration and troubleshooting of virtualization platforms, storage systems, and backup solutions.
• Support infrastructure security initiatives, including endpoint security, EDR/MDR solutions, vulnerability remediation, and security best practices.
• Develop and maintain automation and operational efficiencies using PowerShell.
• Troubleshoot complex infrastructure, systems, and network issues.
• Collaborate with systems, network, security, and application teams to deliver reliable and secure technology services.
• Participate in an on-call rotation after onboarding and training.
• 5+ years of experience in systems engineering, infrastructure engineering, or related roles.
• Strong Windows Server administration experience.
• Hands-on experience with Microsoft 365 administration, including Exchange Online, Teams, SharePoint, Intune, Entra ID, and Purview.
• Strong experience with Active Directory, Group Policy, and identity/access management.
• Experience supporting VMware or comparable virtualization platforms.
• Experience with enterprise storage, backup, and disaster recovery technologies.
• Experience with PowerShell scripting and automation.
• Working knowledge of networking concepts including switching, routing, DNS, DHCP, VPNs, and firewalls.
• Experience supporting infrastructure security initiatives, including endpoint protection, EDR/MDR, vulnerability management, and system hardening.
• Strong troubleshooting skills and ability to work across multiple technologies.

Preferred Qualifications

• Experience supporting Azure and hybrid cloud environments.
• Experience with Microsoft MECM/SCCM and Intune.
• Experience with network infrastructure upgrades and modernization projects.
• Experience with email security platforms such as Mimecast.
• Experience supporting multi-site enterprise environments.