Sean Evans Email & Phone Number

Johnson City, TN, US

Weaverville, NC, US

• In my previous role, I focused on enhancing operational efficiency and security. This included implementing AWX for streamlined management of EC2 instances, featuring automated inventory updates and Ansible playbooks.
• Improved infrastructure stability: Implemented comprehensive monitoring and alerting systems to ensure optimal performance of critical company and client infrastructure. Introduced AWS cost visualization tools to.
• Successfully migrated SOAR software: Achieved seamless migration of Security Orchestration, Automation and Response (SOAR) software from legacy infrastructure to a highly available EC2 cluster using customized.
• Optimized client-server configurations: Developed tailored Chef cookbooks to streamline deployment of custom software and further enhance operational workflows.

Las Vegas, Nevada, US

• In this role, I focused on ensuring platform reliability and availability by implementing tracking measures and conducting in-depth analysis of platform logs using Python scripting.Key Achievements:
• Monitoring Infrastructure: Deployed and managed a Grafana/InfluxDB/Telegraf monitoring system across ten distinct platforms.
• Streamlined Deployment: Significantly reduced the time required to set up the monitoring stack from days to hours by creating custom Ansible playbooks.
• User-Friendly Tools Development: Developed intuitive GUI tools using PyQT and Python, empowering non-technical staff to complete tasks

Las Vegas, Nevada, US

• I conducted routine checks on servers, networks, and hardware components to ensure optimal functionality. Identified and resolved technical issues promptly, minimizing downtime and maintaining system reliability.
• Authored a Python script to automate the running and emailing of SQL reports.
• Led customization and rollout of new WMS Lite for warehouse to replace aging software.
• Oversaw the design and execution of cutting-edge systems, optimizing operational efficiency through automated processes utilizing Python.
• Migrated six hypervisors from KVM to Proxmox, while ensuring uninterrupted operations as well as enhancing usability and recoverability.
• Increased successful completion of database vacuum process from ~70% to 100% and reduced completion time from ~5 hours to 1.5 hours by replacing Bash scripts with Python.

Las Vegas, Nevada, US

• Centralized cron jobs from 20+ servers to a single server using Rundeck, improving reliability and visibility
• Designed, built, and implemented secondary server for replicated PostgreSQL
• Designed entire Windows Active Directory from the ground up, including GPOs and WSUS
• Implemented entire network stack with High Availability on firewalls and redundant ISPs
• Migrated locally hosted web servers to cloud
• Set up documentation and Help Desk platforms

Las Vegas, Nevada, US

• Migrated warehouse from paper picking and packing to paperless picking and packing, including all computers, software, and networking
• Planned and implemented server closet, including racking, wiring, power, and cooling
• Rewired entire networking closet to reduce mess and increase ease of use and management
• Implemented central file storage via NAS