Josh Swain

About Josh Swain

Engineering leader guiding cross-functional teams to deliver cloud native transformation, optimizing cloud infrastructure, and enhancing operational efficiency. Provided strategic direction and built self-service platforms enabling cloud-native adoption for over 300 teams. Reduced annual cloud spend by over $23 million through FinOps and operational excellence initiatives.

Experience

1. Principal Cloud Platform Engineer

   Zillow

   May 2024 — Present · US

   Designed and built scalable infrastructure platforms powering hundreds of AWS workloadsacross 300+ VPCs.Designed and implemented a distributed validation control plane orchestrating full-meshconnectivity and traffic simulations across hundreds of VPCs using AWS Batch andevent-driven workflows (SNS). System supports high parallel fan-out with idempotentexecution and result aggregation.Architected next-generation AWS network segmentation and policy enforcement modelleveraging Cloud WAN and standardized VPC modules, enabling secure-by-defaultmulti-tenant isolation at scale.Built Python-based rule engine for security group posture analysis and VPC flowlogs (Databricks), enabling safe self-service infrastructure changes.Implemented GitOps-based Terraform CI/CD platform with automated validation and testingpipelines, eliminating manual infrastructure deployment paths.Improved reliability and MTTR for production routing changes through deep observabilityinstrumentation.

Skills

• Sccm
• Active Directory
• Windows Server
• Mcse 2003
• Cisco Technologies
• System Administration
• Vcp 4
• Security
• Hp Blade Flex-10
• Emc Storage
• Ccent
• Servers
• Microsoft Exchange
• Vmware
• Group Policy
• Emc Vnx
• Scom
• Disaster Recovery
• Data Center
• Dns
• Sharepoint
• Dpm 2012
• Networking
• Commvault