Senior Client Virtualization Engineer

Role Overview

• Engineer and support StoreFront and NetScaler routing/HDX architecture (STA communication, session brokering, internal/external/MFA paths); troubleshoot launch and connectivity failures end-to-end
• Design, operate, and optimize the Citrix estate: Delivery Controllers, StoreFront, NetScaler ADC/SDX, FAS (with MFA), ADM, ShareFile, and License Management
• Build and troubleshoot NetScaler nFactor authentication flows (policies, actions, login schemas) integrating LDAP, RADIUS, SAML, and MFA providers
• Own SSL/TLS certificate lifecycle across Citrix and VMware platforms, including renewals, chain/trust issues, and format conversions
• Implement and support Citrix FAS with MFA (FAS rules, certificate templates, ADCS integration, and GPO configuration)
• Engineer VMware vSphere/ESXi and Citrix Hypervisor/XenServer infrastructure (vCenter operations, DRS/HA, cluster optimization, VM lifecycle, and Machine Catalog provisioning)
• Develop and maintain automation using PowerShell, Python, Bash, and Apache Airflow for provisioning, user assignment, monitoring, and operational workflows
• Plan and execute Citrix migrations and upgrades with backup/snapshot strategy, rollback planning, and post-change validation
• Provide Tier 3/4 escalation support and participate in a 24/7 on-call rotation supporting users across NA/EMEA/APAC
• Support DR procedures, including backup/restore of Delivery Controllers, StoreFront, NetScaler configurations, FAS servers, and SQL databases
• Maintain clear documentation for architectures, runbooks, troubleshooting, and automation

Requirements

• 7+ years of hands-on Citrix CVAD (XenApp/XenDesktop) experience in a global enterprise environment
• Expertise across StoreFront, Delivery Controllers, NetScaler ADC/SDX, FAS, Citrix Studio, ADM, ShareFile, and Citrix licensing
• Deep experience with nFactor authentication, SSO/MFA integrations, and SSL/TLS troubleshooting and certificate management (PKI/ADCS)
• Strong NetScaler SDX platform management experience (VPX instances, HA, LACP, VLANs, firmware/maintenance)
• 5+ years of VMware vSphere/ESXi experience, including vCenter, DRS/HA, provisioning workflows, and automation (PowerCLI/pyVmomi)
• Advanced scripting skills in PowerShell and Python; experience with Apache Airflow or similar orchestration tools
• Strong Windows 11 enterprise administration skills (domain authentication, Kerberos/NTLM, Group Policy, smart card/certificate-based auth)
• Availability for 24/7 on-call rotation supporting NA/EMEA/APAC time zones
• Solid networking fundamentals (VLANs, routing, firewalls, DNS, DHCP, proxies)
• Experience in global financial services environments strongly preferred

Tech Stack

• Airflow
• Apache
• Citrix
• DNS
• Firewalls
• Python
• SQL
• VMware

Benefits

• paid time off
• medical/dental/vision insurance
• retirement
• life insurance
• other benefits to eligible employees