Sr. Systems Engineer - Virtual Infrastructure - Hybrid (VMware vSphere, PowerShell and PowerCLI)

FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions.     At FactSet, our values are the foundation of everything we do. They express how we act and operate , serve as a compass in our decision-making, and play a big role in how we treat each other, our clients, and our communities. We believe that the best ideas can come from anyone, anywhere, at any time, and that curiosity is the key to anticipating our clients’ needs and exceeding their expectations.     About the Role: The Virtualization Team designs, deploys, and operates FactSet’s global virtualization infrastructure—spanning traditional vSphere environments to emerging hyperconverged and cloud-native platforms. As a Senior Systems Engineer, you will manage our established VMware vSphere estate while helping build and operate our next-generation platform.  Responsibilities: Infrastructure Management: Design, deploy, and maintain vSphere, hyperconverged, and cloud-native virtualization environments across global data centers, POPs, and edge locations. VM & Storage Operations: Oversee full VM lifecycles, cluster maintenance, capacity planning, and distributed storage systems (vSAN) for VM and container workloads. Automation & Modern Tooling: Streamline infrastructure management using PowerShell, PowerCLI, Terraform, and AI tools to accelerate development and incident response. Cross-Functional Collaboration: Partner with platform and application teams to define virtualization requirements and deliver stable, high-performance infrastructure. Troubleshooting & Documentation: Monitor performance, resolve system issues, and maintain clear operational documentation to ensure high availability. On-Call Support: Participate in a periodic 24/7 on-call rotation utilizing a follow-the-sun model to minimize off-hours disruption ( Each individual is on-call for 1 week about once every 1.5 months ).   Minimum Requirements: 5+ years of experience with VMware vSphere/ESXi administration in an enterprise environment Strong proficiency with PowerShell and PowerCLI scripting and automation Curiosity and willingness to learn modern cloud-native technologies (Kubernetes, containerized workloads) Critical Skills: Virtualization & Systems: Strong experience with VMware vSphere, vCenter, ESXi, host clustering (HA/DRS), x86 server hardware, and mixed Windows/Linux environments. Storage & Networking: Proficiency in vSAN, VMFS/NFS, SAN/NAS integration, virtual switching (vDS), VLANs, TCP/IP, and DNS. Automation & IaC: Hands-on experience automating infrastructure using PowerShell, PowerCLI, and Terraform. Troubleshooting & Operations: Strong analytical, project management, and prioritization skills with a proven ability to handle complex technical issues and multi-task effectively. Additional /Desired Skills: Kubernetes &…