Cary Harrison

Experience

• 

  TransUnion

  Jan 2002 - Mar 2024

  • Provided strategic, operational direction, and overall 24X7 support of global wired and wireless networks, telecommunications, and data center infrastructure, including local and disaster recovery data centers, with a staff of 20 IT professionals.• Managed a team of U.S. and India-based network operations and network customer integration engineers, supporting users and customers worldwide, as well as supporting data centers in the U.S., India, Canada, and U.K.• Ensured all trouble tickets were managed in accordance with internal KPIs, corporate policies, and customer SLAs.• Network representative for weekly Technical Change Advisory Board and Executive Change Advisory Board meetings, as well Major Incident and Problem Management meetings.• Oversaw network devices’ IOS upgrade cycle, based on vendor recommendations and network device vulnerability tracking and remediation.• Presided over network inventory management via Cisco Collector and Remedy CMDB.• Supervised staffing levels, training, and competency management to ensure the team’s ability to support multiple technologies, processes, and services.• Provided clear direction and strategic goals to team members to ensure everyone was aligned and understood vision, reasoning, and returns behind them.• Promoted a proactive rather than a reactive culture within the team and organization through improved analysis and metrics, with a focus on developing a team that could provide analysis and troubleshooting autonomously.• Drove and promoted accountability within the team, using a fact-based approach to measure successes and failures, with an ability to accept accountability and learn from mistakes to drive change.• Implemented career road maps to develop measurable talent in support of business objectives and employee goals.• Guaranteed the team maintained and updated its knowledge base related to supported services and technologies. Show less • Managed a newly created infrastructure operations team, with responsibility for daily administration of more than 800 devices, including Cisco firewalls, routers, and switches, F5 load balancers, Infoblox (DNS and IPAM), Arista, Ciena, and Opengear switches.• Supported large-scale LAN and WAN, with experience in SDWAN, wireless, and MPLS.• Served as network project lead for the deployment of Enterprise NAS (EMC / Isilon) clusters in four different network environments.• Worked across multiple enterprise domains on implementation of customer and consumer internet access pathways to revenue-generating applications.• Led network resource for relocation of a remote (out of state) DR network site to a newly built in-state second data center.• Provided complete end-to-end engineering and installation of route-based IP network solutions.• Documented network project details for reference and in alignment with network standards and security requirements.• Liaised with stakeholders to keep project goals and deadlines on target.• Functioned within tight deadlines and a fast-paced environment. Show less • Planned and implemented effective disaster recovery and business continuity solutions.• Served as the network lead in company’s IT Disaster Recovery/Business Continuity program which provides a defined level of systems functionality in the event of an unplanned emergency or disaster.• Created VPN infrastructure and allowed associates secure remote connections to our disaster recovery site, resulting in over 50k in travel expense saving for the enterprise.• Designed and deployed a new associate VPN access method for support of DR activities exercises.• Created processes and procedures resulting in a 40% reduction of traveling DR network support staff.• Recognized by leadership for dedication, reliability and work ethic that contributed to a 100% completion of all DR Exercise objectives for the first time ever for the company.• Network Engineering resource for multiple projects and proof of concept initiatives, including network design, implementation and support.• Provided detailed network diagrams and procedural guidelines for associated projects.• Employed strong team management and task prioritization skills to streamline project turnaround times and meet tight deadlines. Show less • Lead network engineer for small project deployments, implementation and support.• Primary network resource for all Disaster Recovery activities and projects.• Worked with Information Security team on deployment of intrusion detection and prevention devices into our internation locations.• Managed remote office and customer WAN (MPLS) connection as well as IPsec site-to-site VPN connections.• Assisted with the implementation of an enterprise scale fabric-path based network back-bone in accordance with vendor requirements.• Network On-Call rotation (responsible for troubleshooting and resolving all network connectivity issues). Show less

  • Network Operations Manager II

    Jan 2016 - Mar 2024

  • Lead Network Engineer

    Jan 2014 - Jan 2016

  • Senior Network Engineer

    Jan 2012 - Jan 2014

  • Network Engineer III

    Jan 2008 - Jan 2012

  • Network Customer Integrations Engineer

    Jan 2002 - Jan 2008