L2 Infrastructure & Systems Engineer
23 hours ago
New York
Job Description L2 Infrastructure & Systems Engineer NY , Onsite-40 hours per week. Technical Requirements: • Windows Server 2016/2019/2022, • Active Directory, • DNS/DHCP, • Group Policy, • File and Print Services, • Microsoft 365 (including Exchange Online, Teams, SharePoint, OneDrive, Entra ID, Intune, and Microsoft Defender), • VMware vSphere, • Hyper-V, • Azure VMs, • Networking equipment from Fortinet, SonicWall, Cisco, UniFi, or Aruba, • NinjaOne, • Windows Autopilot, • SentinelOne, • Multi-Factor Authentication (MFA), Conditional Access, BitLocker, • Veeam and NinjaOne Backup, • Remote Monitoring and Management (RMM) and ticketing platforms (such as ConnectWise, HaloPSA, ServiceNow, Zendesk, or Jira) Preferred Qualifications: • Microsoft Certifications (MS-900, MS-102, AZ-104, SC series), • VMware certifications (VCTA/VCP), • Fortinet or SonicWall certifications, • CompTIA Network+ or Security+, • ITIL Foundation, • PowerShell scripting experience --- Functional Requirements: • Administer and troubleshoot Windows Server, Active Directory, DNS/DHCP, Group Policy, and file/print services, • Manage Microsoft 365 environments, • Support VMware, Hyper-V, and Azure VMs, • Monitor server health, storage, backups, and performance, • Perform server maintenance, patching, and upgrades, • Troubleshoot network issues (LAN/WAN, DNS, DHCP, VPN, VLANs, wireless) and coordinate with ISPs and vendors, • Deploy and manage endpoints using NinjaOne, Intune, Group Policy, and Windows Autopilot, • Implement endpoint security measures (Defender, SentinelOne, MFA, Conditional Access, BitLocker), • Assist with vulnerability remediation and compliance, • Monitor and troubleshoot backup solutions (Veeam, NinjaOne Backup, Microsoft 365 backup) and conduct disaster recovery testing, • Resolve advanced Level 2 incidents within SLA guidelines and perform root cause analysis, • Participate in infrastructure projects (Microsoft 365/Azure migrations, server deployments, firewall implementations, hardware refreshes), • Escalate complex issues to senior engineers as needed, • Maintain accurate documentation, • Mentor Level 1 engineers, • Communicate effectively with clients, vendors, and internal teams --- Experience Level: • 3-5 years supporting enterprise IT infrastructure in a Managed Services Provider (MSP) or multi-client environment. --- Key Responsibilities: Infrastructure & Systems: • Administer and troubleshoot Windows Server (2016/2019/2022), Active Directory, DNS, DHCP, Group Policy, File Services, and Print Services., • Manage Microsoft 365 environments, including Exchange Online, Teams, SharePoint, OneDrive, Entra ID, Intune, and Microsoft Defender., • Support VMware vSphere, Hyper-V, and Azure Virtual Machines., • Monitor server health, storage, backups, and overall infrastructure performance., • Perform maintenance, patching, upgrades, and system optimization for servers. Networking: • Troubleshoot LAN/WAN, DNS, DHCP, VPN, VLANs, wireless networks, and internet connectivity., • Support networking environments using Fortinet, SonicWall, Cisco, UniFi, or Aruba devices., • Coordinate with ISPs and third-party vendors during outages and infrastructure changes. Endpoint & Security: • Deploy and manage Windows endpoints using NinjaOne, Intune, Group Policy, and Windows Autopilot., • Ensure endpoint protection through Microsoft Defender, SentinelOne, MFA, Conditional Access, BitLocker, and best security practices., • Assist with vulnerability remediation, security incidents, and compliance initiatives. Backup & Disaster Recovery: • Monitor and troubleshoot backup solutions such as Veeam, NinjaOne Backup, and Microsoft 365 backup platforms., • Conduct backup verification, restoration testing, and disaster recovery tests. Incident & Project Support: • Resolve advanced Level 2 incidents while meeting client SLA requirements., • Conduct root cause analysis for recurring issues., • Participate in infrastructure projects, including Microsoft 365 migrations, server deployments, firewall implementations, Azure migrations, and hardware refreshes., • Escalate complex issues to senior engineers when appropriate. Documentation & Collaboration: • Maintain accurate technical documentation and knowledge articles., • Mentor Level 1 engineers by sharing technical knowledge and documenting repeatable solutions., • Communicate effectively with clients, vendors, and internal engineering teams. --- Required Qualifications: • 3-5 years of experience supporting enterprise IT infrastructure in an MSP or multi-client environment., • Strong experience with Microsoft 365 administration (Exchange Online, Teams, SharePoint, Entra ID, Intune)., • Experience administering Windows Server and Active Directory environments., • Proficient in supporting VMware, Hyper-V, or Azure Virtual Machines., • Solid understanding of networking fundamentals, including DNS, DHCP, TCP/IP, VPNs, VLANs, routing, and switching., • Experience supporting firewalls such as Fortinet, SonicWall, Cisco, or similar platforms., • Familiarity with RMM and ticketing platforms (NinjaOne, ConnectWise, HaloPSA, ServiceNow, Zendesk, Jira, or equivalent)., • Strong troubleshooting, analytical, documentation, and customer service skills., • Ability to manage multiple client environments and effectively prioritize work. Preferred Qualifications: • Microsoft Certifications (MS-900, MS-102, AZ-104, SC Series), • VMware VCTA/VCP, • Fortinet or SonicWall Certifications, • CompTIA Network+ or Security+, • ITIL Foundation, • PowerShell scripting experience, • Experience supporting Azure, backup solutions, and cybersecurity platforms.