Scope: Design, build, and configure a production-ready Omnissa Horizon (formerly VMware Horizon) virtual desktop environment on AWS, including provisioning of approximately 30 custom Windows images.
~30 custom Windows golden images (optimized, hardened, application-layered)
Operational runbooks and image lifecycle documentation
Summary
Hands-on engineer responsible for building, optimizing, and validating ~30 custom Windows golden images tailored to different user personas and application requirements.
Required Skills & Experience
Category
Requirement
Windows Image Authoring
3+ years building custom Windows images for VDI (MDT, SCCM/MECM, or manual sysprep-based workflows)
OS Optimization
Proficiency with the Omnissa OS Optimization Tool (OSOT), Citrix Optimizer, or equivalent VDI optimization techniques
Application Packaging
Experience packaging and silently installing enterprise applications (MSI, MSIX, App-V, or Omnissa App Volumes)
Hardening & GPO
Applying CIS/STIG benchmarks to Windows images, managing GPOs specific to non-persistent VDI
Scripting & Automation
PowerShell scripting for image build automation, post-deployment configuration, and validation
Horizon Image Management
Experience with Horizon instant-clone image publishing workflows, replica management, and pool updates
Testing & Validation
Structured QA process for image validation (application functionality, performance, login/profile behavior)
Responsibilities
Build ~30 custom Windows golden images based on defined user personas
Optimize each image for VDI performance (services, scheduled tasks, visual effects, antivirus exclusions)
Install and configure per-persona application stacks
Apply security hardening (CIS/STIG baselines) while maintaining application compatibility
Integrate with App Volumes / DEM for application and profile layering