➢ Created AWS infrastructure using Terraform➢ HAProxy Enterprise, Consul➢ Manage large CentOS Stacks➢ Well versed in Python 3.x, and integrating tools together via their API's➢ Well versed in Bash scripting➢ VMWare ESX used for virtualization➢ Veeam for virtual machine backups➢ Mosyle for Macbook MDM➢ Ansible for server state management and Jenkins for application deployment and job automation➢ Replaced Nagios with Zabbix for fine tuned metrics and more accurate, dynamic, and in depth alerting. Some notifications made more human readable by utilizing javascript and html➢ Integrated Netbox, Zabbix, and Ansible together using Python➢ Synchronize Ansible system information, custom facts, into Netbox with Python➢ With custom shell scripts and Zabbix I setup dynamic discovery and monitoring of our production trading services without human intervention. ➢ Grafana used to dashboard vital server statistics for debugging purposes➢ Low latency server / Workstation optimizations➢ Zero Trust Applications utilizing Cloudflare Tunnel➢ Duo and Auth0 integrations into our various web facing applications➢ Windows Systems Administration➢ Office 365 Integrations using Powershell➢ Deployment of Keepalived, Traefik 2.0, services and configurations with Ansible➢ KnowBe4 email security campaigns➢ Graylog 3 deployment, configuration, administration. Sidecar deployment of Filebeat➢ PostgreSQL Administration, Repman configuration, and configured Barman for backups➢ Created a new domain and migrated all objects over seamlessly

➢ Coordinate and deploy production applications ➢ Diagnose, debug, and work with developers to resolve any application issues ➢ Schedule and optimize application start times ➢ Monitor trading systems throughout the day ➢ I migrated our Nagios servers from RHEL6 to RHEL7 ➢ Worked with consultants to bring up a Mattermost chat cluster ➢ Configure and maintain the Ansible repo responsible for Mattermost as needed ➢ Wrote python and bash scripts to maintain Mattermost backups and integrate monitoring with Nagios and Monolith

➢ RedHat/CentOs 7 kickstarting, state management with SaltStack (~130 Linux hosts) ➢ Work directly with developers to build and configure production trading environments for proprietary trading backbone ➢ Debug production issues with developers, offer input from a DevOps perspective on potential ways to improve stability overall ➢ Automate binary builds and deploys with bamboo for continuous integration ➢ Confluence, Jira, Bitbucket, Bamboo, Hipchat administration ➢ Schedule and deploy production binaries to requested environments ➢ Splunk dashboarding, alerting, configuration ➢ Zabbix alerting and dashboarding using Grafana ➢ Nginx configuration ➢ Python, Powershell ➢ Still maintain all normal Systems Administration tasks

➢ Took part in a full domain migration of the entire company ➢ Rebuilt entire Active Directory infrastructure from the ground up globally ➢ Converted infrastructure globally from static networking configurations to DHCP ➢ Worked closely with Networking team, configuring custom routing for internal and exchange facing connections via new DHCP setup ➢ Created and maintain HyperV infrastructure ➢ Build, diagnose, and maintain roughly 560 servers ➢ Utilized Python, Powershell, and Salt stack to automate server OU placement, Zabbix templating, and alerting information on a daily basis ➢ Rebuilt entire Group Policy infrastructure from scratch ➢ Maintain and automated log backups/uploads to clearing firms ➢ Helped build a Splunk clustered setup. Configuration of Splunk alerting and dashboards ➢ Office 365 management, via both the portal and Powershell ➢ Administrate ultra-low latency RedHat/CentOS infrastructure. Created kickstarter and utilize Salt Stack to apply states based on server Pillars. ➢ Maintain and monitor PTP and NTP clocks globally, for both workstations and servers ➢ Configured deployment scripts for our proprietary trading software to query Splunk for active user list, and automate deployments based on trader type (Live, Sim) or based on deployment group trader lives in

➢ Responsible for worldwide Zabbix rollout. 1 Master, 1 Proxy, 800+ Machines, 95,000+ Items, 30,000+ Triggers, AD Authentication, Hipchat integration➢ Created powershell scripts to rollout proprietary software to Alpha, Beta, and Production users seamlessly➢ Utilized imaging software to decrease server build times by 80%➢ Powershell scripting, automation, and auditing➢ Nagios setup and configuration (replaced by Zabbix)➢ Set up company with WDS, did a 6 month trial of FOG➢ Perform systems security administration functions➢ Maintain DNS, DHCP, WDS, Active Directory, mail, and print services➢ Perform systems administration functions for the Geneva wide e-mail system➢ Manage the backup and recovery of specified Geneva infrastructure components➢ Maintain and update the automated scheduling environment (Powershell)➢ Monitor and adjust the automated jobs as necessary (Powershell)➢ Provide business justification and cost analysis for various IT initiatives➢ Provide project lead guidance to internal projects as required➢ Well versed in Hyper-V and other VM applications➢ RHEL7 and Ubuntu experience➢ Extremely familiar with HP Gen 7,8,9 DL360, DL580 Servers - Setup, Troubleshooting, Optimization, Imaging, Hardware

➢ Budgeted and managed financing for advertisements➢ Created custom built machines based on clients budget➢ Performed repairs on Windows and OSX➢ Built large client base from word of mouth➢ Consistent history of repeat clients

➢ Lead and supervised 17 student consultants➢ Trained students in all operating systems and diagnosis procedures➢ Performed hardware repairs on customer machines including motherboards, LCD’s, etc.➢ Setup of network printers➢ Helped system admins with on-site support➢ Performed over 2000 hardware diagnostics and repairs➢ Provide excellent customer service➢ Well versed in conflict resolution