Daniel Dickinson Email & Phone Number

Oak Ridge, Tn, Us

* Using Ansible, patched production and development/qa environments running Ubuntu 20.04 LTS and Ubuntu 22.04 LTS* Using Terraform, created new VPCs (in AWS) for new production, qa/development, and corporate environments* Using Terraform, created Amazon AWS EKS Clusters for production and qa/development use* Created Ansible playbooks to deploy the new Ubuntu 20.04 LTS server infrastructure* Created Ansible playbooks to deploy the application to production and qa/developmentenvironments* Worked with development and qa to troubleshoot application and deployment issues* Created best practice documentation for development/qa deployments and troubleshooting* Configured, installed, and maintained DataDog agents (via Ansible Role) on all servers andkubernetes cluster (Amazon EKS) for monitoring and metrics collection

Needham, Ma, Us

* Helped automate, configure, and orchestrate infrastructure for internal operations use* Helped troubleshoot and resolve issues with server hardware* Wrote Ansible playbooks to configure administrative hosts for internal operations use* Mentored teammates in Ansible and Python best practices* Wrote and tested documentation for internal infrastructure procedures* Updated and configured puppet manifests and hiera configuration

* Worked on team to build (next generation) production infrastructure using Ansible and Python* Helped automate, configure, and orchestrate infrastructure for (current) production use* Wrote Ansible playbooks to configure and install CentOS/RHEL on production servers* Wrote Python scripts to automate the install of the production application* Helped troubleshoot production automation, configuration, and orchestration issues* Mentored teammates in automation best practices in Ansible and Python* Wrote best practices documentation for usage of internal tooling for Puppet and Ansible* Worked with other teams on teaching internal tooling for Ansible, Puppet, and Python* Worked in a group with an on call rotation to ensure high availability of services

Natick, Ma, Us

* Managed day to day operations of the internal linux infrastructure by monitoring system performance, configuration, maintenance, and repair.* Fixed, troubleshoot, and upgraded CentOS, Debian, and RHEL Linux VMs and servers* Kick started and configured CentOS/RHEL 5.9 – 6.5 VMs and servers* Created, configured, and upgraded VMware VMs running on VMware ESX/ESXi 5.0 - 6.x.* Configured and administered Nagios Core and Nagios XI* Wrote python scripts to help automate the deployment of CentOS/RHEL 5 - 7 VMs and servers* Wrote Ansible playbooks to help with OS deployment, maintenance, and patching ofCentOS/RHEL 5 - 7 VMs and servers* Worked in a group with a weekly on call rotation to ensure high availability of services

Sunnyvale, California, Us

* Troubleshot, fixed, and maintained server hardware for production and development use.* Used puppet to maintain and manage production machines.* Created kickstart environment for production and development use.* Installed and configured virtual machines on Vmware ESXi 4.0, 4.1, 5.0, and 5.1.* Kick started, configured, troubleshot, and maintained Red Hat Enterprise Linux and CentOS Linux versions 5.4 – 5.9 for production and development use.* Compiled and configured Nagios versions 3.2 – 3.4 for production, development, and QA use.* Created custom Nagios checks (using Python) for use in production.* Assisted DEV and QA with deployments and troubleshooting production issues.* Worked in a group with a weekly on call rotation to ensure high availability of services

Newark, De, Us

* Maintained and expanded a 24x7 production internet site.* Maintained approximately 300 servers in production, staging, and development environments* Responsible for quarterly/yearly data storage & deduplication capacity planning projections.* Subject matter expert for all storage projects and issues.* Configured and maintained NetApp 6040, 3140, 2050, and 270 storage filers.* Configured and maintained Letgato Networker 7.x for production and development backups.* Jump started and configured Solaris 10 machines for production and development use.* Configured and maintained Data Domain Restores for production and development backups.* Moved production data center from Watertown, MA to Fishers, IN with minimal (planned)service interruption* Moved disaster recovery data center from Andover, MA to Ashburn, VA.* Dealt with day to day service issues as well as on-call support.* Wrote custom scripts to automate routine tasks.* Successfully planned for and executed yearly Disaster Recovery acceptance test.

Us

* Troubleshot and escalated issues while monitoring a corporate IT infrastructure in support of remote application hosting and data distribution, and support clients in their use of the product and the hosting environments.* Monitored 24x7 environments for system alerts and respond according to procedure; also perform proactive monitoring to minimize system alerts and anticipate problems.* Assisted with escalations as requested by engineers or management.* Assisted with crisis response as directed by crisis management procedures, including coordination of bridge calls, submission of the appropriate notifications to management and customers, documentation of events and response, and participation in problem resolution.* Coordinated with vendors and customers as they perform maintenance on their systems; maintain increased awareness of relevant monitoring during vendor or customer maintenance anddocument status and outcome.* Assisted engineers during maintenance windows and facilitate documentation and completion ofthe maintenance; communicate scheduling and purpose of maintenance windows withcustomers and vendors as documented in procedures.* Worked with hardware and software vendors for problem determination and resolution as needed.* Logged all activities in ticket system InfraDesk.* Monitored backup jobs and corrected as needed; ensure tape and disk capacities aremaintained at levels appropriate to sustain upcoming backup jobs as scheduled.* Documented procedures as required and improved documentation whenever possible; assistedoperations engineers in improving system tools and procedures.