- Technical lead for a team of 8- Built Kubernetes cluster for new product offering- Architected centralized monitoring, logging, and alerting infrastructure to support 2PB of logs and metrics for multiple products- Architected Hypervisor replacment plan for 750+ servers running 3000+ VMs using oVirt - Orchestrated updating of 4,000+ systems for spectre/meltdown patches with minimal impact

- Technical lead for a team of 7- Wrote tooling to migrate 10,000+ customers and 400,000+ websites to a new provisioning system- Migrated 3,000+ systems serving 400,000+ websites in 2 data centers to new data centers- Maintained custom patch to HAProxy to allow for dynamic certificate loading for 400,000+ websites- Wrote custom PAM module for isolated shell environments

- Upgraded 300+ MySQL replica pairs from 5.1 to MariaDB 10.0- Moved 300+ MySQL slaves from physical hardware to virtual hardware reducing the footprint by 66%- Designed, Developed, and Deployed rest api and web front end for clamav- Maintained ~200k+ line puppet manifests- Replaced configuration management system with Salt Stack- Patched and maintained packages for an infrastructure of 2500+ RHEL5 boxes- Replaced and maintained entire Linux infrastructure with Debian- Wrote a custom Apache module to dynamically configure vhosts from a redis backend- Wrote a custom PHP module to namespace sessions to a redis backend

- Upgraded 300+ MySQL replica pairs from 5.0 to 5.1- Moved 300+ MySQL slaves from physical hardware to virtual hardware reducing the footprint by 66%- Designed, Developed, and Deployed rest api and web front end for clamav- Maintained ~200k+ line puppet manifests- Replaced configuration management system with Salt Stack- Patched and maintained packages for an infrastructure of 2500+ RHEL5 boxes- Replaced and maintained entire Linux infrastructure with Debian- Wrote a custom Apache module to dynamically configure vhosts from a redis backend- Wrote a custom PHP module to namespace sessions to a redis backend

- Administered 2500+ systems serving 400,000+ websites.- Provided customer support on issues requiring platform level knowledge and access.- Followed and improved on emergency procedures.- Wrote scripts to simplify tasks performed by support and operations.- Provided guidance to support and operations personnel.

- Administered 2500+ systems serving 400,000+ websites.- Provided customer support on issues requiring platform level knowledge and access.- Followed and improved on emergency procedures.- Wrote scripts to simplify tasks performed by support and operations.- Provided guidance to support and operations personnel.

- Engineered, deployed, and maintained network hardware with redundancy through layer 4.- Key position in deploying fiber to the premise.- Engineered, deployed, and maintained 60+ physical and virtual Linux based servers.- Engineered, and deployed AoE based SAN resulting in 41% more efficient storage utilization.- Engineered and deployed Citrix Xenserver reducing deployment costs by 93% and time by 99%.- Developed Bash and tcl/tk scripts used to maintain and deploy network systems.- Provided telephone and email support for 5,000+ customers including services for: ADSL, wireless, and dial-up internet access, email, web hosting, and most consumer network hardware.

- Administered 700+ users, 250+ workstation network running Windows 2000 / XP workstations and Windows Server 2003.- Developed VBS scripts to automate procedures on login across all user accounts.