System Administrator

Up to $120,000 | Hybrid | New York CityA growing Managed Services Provider is looking for an experienced Senior Systems Administrator to join its technical team, supporting a diverse portfolio of small and mid-sized businesses across the New York metropolitan area.This is a great opportunity for someone who enjoys working across a broad technology stack, leading infrastructure projects, and providing high-level technical support in a client-facing environment.What You'll DoManage and support Windows Server infrastructure across multiple client environmentsAdminister Microsoft 365, Azure, and Active DirectoryConfigure, maintain, and troubleshoot VMware ESXi and Hyper-V environmentsDeploy and support networking infrastructure, including switches, firewalls, VPNs, and VLANsPerform end-to-end troubleshooting across servers, storage, networking, and cloud environmentsLead infrastructure upgrades, migrations, and system improvement projectsAutomate repetitive administrative tasks to improve operational efficiencyMaintain security best practices, documentation, and change management processesAct as a technical escalation point for complex infrastructure issuesWhat You'll Bring5+ years of Windows Systems Administration experience5+ years supporting networking technologies within an enterprise or managed services environment3+ years of Microsoft 365 administration experience2+ years of hands-on Microsoft Azure experienceExperience with VMware ESXi and/or Hyper-VStrong knowledge of Windows Server, Active Directory, DNS, DHCP, TCP/IP, NAT, ARP, VLANs, and VPNsExperience configuring and managing firewalls and network switchesStrong troubleshooting skills across infrastructure, networking, and cloud environmentsExcellent communication skills with a customer-first mindsetA proactive approach and a passion for learning new technologiesWhat You'll GetComprehensive medical, dental, and vision insurance401(k) with company benefitsPaid vacation and holidaysHybrid working modelExposure to a wide range of Microsoft, cloud, virtualization, and networking technologiesOpportunity to lead infrastructure projects and expand your technical expertiseCollaborative team with clear opportunities for career progression