Jon Roark Email & Phone Number

Omaha, Ne, Us

Riverwoods, Il, Us

• Executing in a three-week sprint cycle: user story grooming, sprint planning, and associated team meetings, organizing with Jira and ServiceNow.• Creating implementation/validation/backout plans and then carrying them through. Deploying in ESQM and Production. Organizing releases with CAB and other engineering teams to find equitable timing.• Key team member in patching log4j and Oracle Client to resolve critical vulnerabilities.

Reston, Virginia, Us

Manage support of critical online systems for a variety of clients ranging from multinational hotel groups to state lotteries to popular restaurants. • Primary technical resource during client/developer deployments. Managed AWS, Azure, AliCloud, AEM, Jenkins, Bamboo, while monitoring and debugging any incidents that may hinder completion.• Monitored servers and containers using industry standard tools such as AppDynamics, Grafana, Sensu, Nagios, with OpsGenie integrations. Diagnosed issues using Splunk, log files, and heap dumps.• Patching RHEL/CentOS/Ubuntu + kernel on a scheduled cycle.• Disaster recovery efforts including backing up and restoring environments from snapshot, failover to backup hosts, and CMS package creation and installation to replace bad instances.• SME for AWS and AEM on bridge calls with management and clients.

Instrumentation and administration of internal/external applications for company-wide use. Tasked to consolidate and streamline the maintenance of backend software.• Ran initiative to aggregate all 3rd party software and defined Ansible configurations to upgrade it.• Identified redundant software in use by multiple teams and coordinated the effort to replace it.• Performed yearly failover exercise of all running systems ensuring Cars.com’s plan for continuity of business.• Created CMS for internal teams to display messaging on screens throughout the office.• Owned datacenter tape backup process for disaster recovery and data restore.

Mission control for site monitoring, incident and problem escalation, and point person during site degradation and outages. The Operations Center was Cars.com’s 24x7 response team for all critical systems.• Monitored and remediated Sev 1-3 conditions. Coverage included non-business hours shifts.• Developed AppDynamics dashboards for monitoring site activity/degradation.• Created and documented new/more efficient team procedures based on SRE experience.

Maintained stability of multiple environments working as technical advisor to developer pods. Analyzed and diagnosed issues as releases were promoted through continuous delivery pipeline, correcting or rolling back applications if problems arose.• Facilitated containerization of java-based applications that were originally coded and served through WAS.• Created custom mobile app-specific dashboard to detect faults and display user feedback in real time.• Minimized site degradation/downtime acting as point person during Sev 1 conditions.

Transformed SiteOps monitoring and triage team to middleware Application Engineering team. Its responsibilities included the former SiteOps duties plus ownership of software used by many teams within the company.• Detected multiple DDoS attacks, minimized their effectiveness, and maintained security.• Upgraded IBM WebSphere 6.x to 8.5 across three nodes.• Reduced three tier redundancy to two for cost saving measures.

• Created customer-facing galleries for several products using responsive design for mobile platforms.• Created templates used for dealer websites and banner advertising sold to both dealers and national partners.

• Developed and released Cars.com’s first mobile-specific product for dealers – Mobile DealerSites.• Negotiated with 3rd party vendors on a variety of tools that became part of Cars.com’s functionality.• Recognized in 2008 with Cars.com’s yearly award for excellence.

Webmaster to over 600 dealer websites. Developed website product that catered specifically to Independent dealers.

Provided direction for team of developers working on dealer websites. Planned and executed projects involving Cars.com dealer websites.

Designed and constructed dealer websites for Cars.com. Constructed image / data ads for NewHomeNetwork.com

Produced web ready graphics. Established efficiencies adopted by department producers.

Bachelor Of Fine Arts, Drawing

Cloud Computing