Senior System Administrator (Hybrid WFH / MSP)

We are a long-standing Managed Service Provider is seeking a System Administrator who enjoys solving complex technical issues, working directly with clients, and collaborating with a high-performing engineering team. This hybrid role is based in Oceanside NY, blending work from home, in-office collaboration, and hands-on technical ownership of multi-tenant MSP environments.

You will handle advanced support escalations, lead infrastructure deployments, and help strengthen client environments across Windows Server, Azure Entra ID, Microsoft 365, networking, and security. This role is ideal for someone who comfortable with handling MSP projects.

What You Will Do

• Resolve higher-level escalations across servers, networks, cloud systems, and security
• Support and troubleshoot Windows Server, Azure Entra ID, Microsoft 365, and Intune
• Deploy and configure servers, switches, firewalls, and workstations
• Perform proactive maintenance, patching, monitoring, and environment hardening
• Assist with client onboardings, migrations, and O365 deployments
• Conduct basic network and security assessments and recommend improvements
• Collaborate with Tier 1 and Tier 2 technicians and provide mentorship as needed
• Maintain accurate ConnectWise documentation and deliver strong client communication

What You Bring

Compensation

Benefits