Infrastructure Engineer

Endpoint Infrastructure Engineer – Virtualization & Endpoint ManagementLocation: New York Work Arrangement: Hybrid – 3 days onsite per weekPosition OverviewWe are seeking a highly experienced Endpoint Infrastructure Engineer to join the User Infrastructure team supporting a large-scale enterprise environment in the Tri-State area.This position is ideal for a senior infrastructure professional with strong expertise in Microsoft Windows, MECM/SCCM, VMware/Omnissa Horizon, Citrix, and PowerShell. The Engineer will be responsible for supporting virtualization and workstation infrastructure, performing security remediation and patch management, developing automation, and serving as a senior technical escalation point.The successful candidate will be comfortable working independently as well as collaboratively with infrastructure, security, and support teams. Strong communication, problem-solving, and technical documentation skills are essential.Key ResponsibilitiesVirtualization InfrastructureProvide operational support and security remediation for Citrix XenApp environments.Support and maintain VMware/Omnissa Horizon VDI infrastructure.Troubleshoot and resolve issues affecting virtual desktop environments.Support the Omnissa/Horizon imaging process, including image maintenance and deployment.Partner with infrastructure and support teams on virtualization-related projects and improvements.Workstation & Endpoint InfrastructureServe as a subject matter expert for Windows 10/11 workstation infrastructure.Manage Windows workstation security remediation and patching using MECM/SCCM and related technologies.Research, test, and deploy security updates and software packages.Identify and remediate software and hardware End-of-Life (EOL) issues.Perform patch management and vulnerability remediation across physical workstations and virtual desktops.Develop, maintain, and deploy Active Directory Group Policy Objects (GPOs).Troubleshoot complex endpoint infrastructure issues and serve as a point of escalation for IT Support.Develop automation to streamline repetitive administrative tasks using PowerShell, VMware PowerCLI, Excel/Power Query, and batch scripting.Security, Compliance & Lifecycle ManagementCollaborate with Security and Infrastructure teams to identify, prioritize, and remediate vulnerabilities.Support endpoint security and compliance initiatives.Research emerging security risks and recommend appropriate remediation strategies.Research and remediate EOL hardware and software to reduce operational and security risks.Support IT audit activities by compiling and maintaining accurate technical documentation and evidence.Collaboration & DocumentationWork closely with Infrastructure, Security, IT Support, and other technology teams.Independently manage assigned projects and technical initiatives from planning through completion.Provide clear status updates to technical and non-technical stakeholders.Create and maintain high-quality technical documentation, procedures, and support materials.Translate complex technical issues into clear, understandable explanations for business stakeholders.Required Qualifications10+ years of experience in enterprise infrastructure engineering or systems administration.Strong experience supporting on-premises and hybrid IT environments.Advanced knowledge of Windows 10/11 workstation operating systems.Strong hands-on experience with Microsoft MECM/SCCM.Strong PowerShell scripting and automation experience.Significant experience with VMware and/or Omnissa Horizon environments.Experience supporting Citrix XenApp or related Citrix technologies.Experience with endpoint patching, vulnerability remediation, and security hardening.Strong knowledge of Active Directory and Group Policy.Experience with software deployment and endpoint lifecycle management.Strong troubleshooting and problem-solving skills.Excellent written and verbal communication skills.Preferred Technical SkillsVMware vSphere / ESXi / vCenterOmnissa HorizonOmnissa/Horizon imaging and desktop poolsCitrix XenAppMicrosoft MECM/SCCMPowerShellVMware PowerCLIActive Directory / Group PolicyWindows 10/11 security and patch managementVulnerability and security remediationExcel / Power QueryBatch scriptingEnterprise endpoint managementIdeal CandidateThe ideal candidate is a senior infrastructure engineer who can hit the ground running in a complex enterprise environment. You should be comfortable taking ownership of technical issues, working across multiple teams, managing competing priorities, and communicating effectively with both technical and business stakeholders.Experience in financial services or another highly regulated enterprise environment is strongly preferred.Why This Role?This is an opportunity to play a key role in the stability, security, and modernization of enterprise endpoint and virtualization infrastructure. The Engineer will have significant responsibility across Windows, VMware/Omnissa Horizon, Citrix, MECM/SCCM, automation, patch management, and security remediation.Candidates with a strong background in Omnissa/VMware, PowerShell, and Citrix are strongly encouraged to apply.