Ryan Schaefer Email & Phone Number

Monett, Missouri, US

Chicago, Illinois, US

• DevOps team owner of Self-Clearing initiative. o Responsible for directing and coordinating the efforts of 2-3 DevOps engineers. o Coordinated execution and planning of multiple simultaneous workflows while also.
• Acted as technical and project lead on numerous initiatives including database configuration standardization,logging platform improvements, terraform module design and rollout, and tagging standardization.
• Helped manage and direct the efforts of consultants for several projects such as Dataiku analytics serviceimplementation, clearing code compilation and testing, and clearing database loadtesting.
• Managed two direct reports and directed the efforts of several others on projects I was leading.
• Worked as a sounding board and advocate for management within my team.
• Acted as an advocate for our DevOps team initiatives across the Engineering organization.

Washington, D.C., US

• Restructured existing Terraform repositories and re-factored code and tooling, moving the organization towards present day Terraform standards and best practices.
• Updated a majority of the organization’s Terraform code to use the at the time current release (0.14) of Terraform.
• Reduced the time required to deploy Infrastructure as Code changes from hours to minutes through coderefactoring and separating resource states.
• Pushed forward the initiative to use Atlantis as deployment automation for Terraform Infrastructure as Code.
• Created and migrated to reusable standalone Terraform modules for S3, RDS and Elasticache RedisInfrastructure.

Chicago, IL, US

• Responsible for leading in the design and implementation of deploying software to AWS cloud infrastructures using Jenkins and Terraform.
• Acted as a technical lead, working with application engineering teams, to help deploy their applications to AWS Cloud infrastructure using S3, CloudFront, EC2, ECS, Terraform, and Jenkins.
• Led efforts in improving the performance, deployment automation, and resiliency of the Alex Benefits Counselor platform.
• Helped train and mentor junior Site Reliability Engineers.
• Acted as an advocate for numerous Site Reliability Engineering group initiatives throughout the greaterEngineering department.

Chicago, IL, US

• Project Lead for successful migration from Puppet to Ansible for configuration management.
• Project Lead for successful migration from CentOS 6 to CentOS 7.
• Migrated external nameservice from Dyn to AWS Route 53 to streamline management and align with futureorganizational standards.
• Re-architected and greatly improved reliability of internal DNS services.
• Undertook numerous successful cleanup projects to eliminate technical debt from existing configurationmanagement and managed services.
• Took an ownership role when working with managed services provider to maintain F5 load balancers and Cisco ASA configurations.

• Contract position to plan and implement automation responsible for (successfully) bringing a new Datacenter site online.
• Utilized Dell Open Manage Essentials for bare-metal hardware configuration.
• Created Automated Kickstart procedure for building machines new Linux servers.
• Set up Salt, git and Spacewalk for Automation, Configuration Management, and Package Management.
• Set Configuration Management and Automation standards which would be used by the Infrastructure department forall datacenter sites moving forward.

Chicago, IL, US

• Created a general-purpose framework for automation of commonly modified IT Infrastructure service configurations based on git for version management and Salt for configuration management.
• Played an integral role in migrating from an outdated cfengine-based CM system to Salt for the deployment of all in- house developed software to Linux platforms.
• Updated and streamlined the existing CentOS kickstart to take advantage of our new salt-based configuration management system while simultaneously standardizing the configuration of numerous base-OS items across the.
• Led several standardization initiatives, including host naming standards, in-house software versioning and packaging standards, and configuration standards for both proprietary and standard infrastructure services.

Amsterdam, Noord Holland, NL

• Monitored and immediately responded to production issues in order to insure trading platform stability.
• Coordinate frequent (nightly) software deployments between Traders, Developers, and Production Operations staff.
• Participate in ongoing QA processes and assist in preparing QA environments for continuous User Acceptancetesting.
• Provide feedback and guidance to development teams regarding the automated tools used for agile deploymentprocesses.
• Document and automate frequent, complex tasks to insure consistent, auditable, repeatable results.

San Francisco, California, US

• Re-implemented Collocation Network Infrastructure (Layer 1 / 2) on new hardware with minimal downtime. Improving overall network bandwidth by 10x end-to-end in the process.
• Improved reliability and retention of server backups tenfold. Reduced overall time-to-backup from a maximum of several days to a maximum of several hours.
• Designed a forward looking strategy for overall IT Infrastructure including Server hardware and software, network topology and storage infrastructure.

San Jose, CA, US

• Designed and Implemented Production-quality Red Hat Enterprise Linux based MySQL Platform including Automated installation and Development, Staging and Production environments for change control within the OS Platform.
• Guided software development process from software engineering to Production deployment for both major and minor software deployments.
• Designated future server hardware standards for Production Operations within the Business Unit.
• Participated in determining quarterly budget needs for server hardware, software and storage.
• Supported 1500+ server infrastructure running over 30 custom services across multiple geographically diversecollocation facilities.
• Participated in on-call rotation with other Administrators (2 weeks on, 6 weeks off).

Las Vegas, NV, US

• Responsible for design, implementation, maintenance and support of over 300 virtual and physical servers and the associated network infrastructure in 16 offices across 8 countries world-wide.
• Reduced overall operating expenses and increased server utilization by implementing VMware Virtual Infrastructure, virtualizing both under-utilized and critical infrastructure servers in the process.
• Improved overall manageability and stability of Chicago Campus network by re-designing and re-implementing entire network infrastructure end-to-end.
• Increased Chicago Datacenter Capacity by over 300% by planning and carrying out a phased overhaul of Power Infrastructure and Rack facilities.
• Designed and maintained automated install kickstart and post-install scripting for both CentOS-based servers and Fedora-based workstations.
• Introduced system and network resource monitoring by designing and implementing Nagios and Cacti monitoring servers.

• Improved overall stability of customer-facing web portal by undertaking project to update all hardware including a full end-to-end and OS refresh.
• Implemented and maintained customer-facing web-caching cluster to reduce overall Internet bandwidth utilization, saving the company thousands of dollars per month.
• Maintained DNS infrastructure serving nameservice for tens of thousands of customer domains.

• Learned fundamentals of System administration, IT/Production Architecture and Design and Server/Network Security.

* Monitored systems for abuse by users* Interacted with users to remedy and eliminate abuse.