Lisa O'Brien

Experience

• 

  Siemens

  Jan 2001 - Feb 2015

  • Evaluated and implemented tool for Configuration Management. Defined and executed processes to ensure accuracy and integrity of required items and relationships.• Created Availability Plans for over 20 solutions running in our data center, to define the critical components of each solution, and how they are measured in the calculation of availability.• Created additional views of end-user availability, by merging data across all solutions and platforms, and by merging subsets of solutions, using SAS.• Drove creation and implementation of proactive monitoring to improve application availability.• Performed capacity planning for new clients, growth of existing clients, and application changes.• Developed a standard set of availability reports to be used for presenting internal monthly target attainment, and for individual external client requests. Show less • Led a project to improve performance and efficiency of a new solution being migrated to our data center, while reducing costs. Facilitated meetings with onsite and remote team members to brainstorm and implement development and operational changes which resulted in savings of over $300,000 in operating costs, while achieving improved client-satisfaction, and successful implementation. Used SAS to store and analyze the data, and for measuring and reporting the results.• Managed Service Levels for assigned solutions, focusing on Performance, Capacity Planning, Monitoring, and Availability. Created Capacity Plans and Monitoring Plans for assigned solutions. Worked with development and operations to ensure optimal performance and efficiency. Improved internal and external client-satisfaction by reducing incidents and costs.• Provided education on Performance tools to cross-departmental audience. Show less • Facilitated transition of applications from mainframe to client-server platforms. Participated in evaluations of response time, performance and monitoring tools to support applications being developed on or migrated to new platforms. • Developed SAS code to collect and process data from various platforms to create a database for availability and performance reporting for over 500 clients, and over 20 solutions running in our data center. Provided Availability and Performance reports to internal and external clients, including for executive level use during client visits, and for development of contract language.• Chosen to participate on hot-client and hot-solution focus teams to review and reduce downtime, achieve SLA compliance, and improve client satisfaction. Show less

  • Lead Systems Analyst

    Jan 2009 - Feb 2015

  • Advanced Systems Analyst

    Jan 2005 - Dec 2008

  • Advanced Programmer Analyst

    Jan 2001 - Dec 2004
• 

  Cerner Corporation

  Feb 2015 - Aug 2021

  • Led planned-downtime reduction project which resulted in over 4 hours of planned downtime saved per client per quarter.• Created and presented availability metrics at monthly Executive Business Review meetings, communicating departmental achievements against targets, trends, and significant client impacts.• Ensured accuracy of Configuration Management Database by performing analysis across varied data sources, and by working with associates across the globe.• Participated in SOC audits for compliance, reviewing data sources, and ensuring accuracy and thorough documentation.• In addition to SAS, used BI tools and Tableau to extract data for analysis and integrity assurance and to create various data visualizations for internal and external clients.• Led Executive-level Change review meetings, to foster discussion of and to gain approval for planned maintenance to systems and software. Show less • Adapted Availability measurements, calculations and reporting to Cerner requirements and definitions as per the Cerner acquisition of Siemens Healthcare in 2015. Updated SAS code and SAS databases to collect data from new sources, to perform new calculations and to create new reports.• Worked on a team to develop and implement migration plans from Siemens (CA) Service Management Tools to Cerner (Remedy) Service Management Tools including tools used for Incident Management, Change Management, and Configuration Management. Show less

  • Senior Operations Analyst

    Mar 2017 - Aug 2021

  • Lead Systems Analyst

    Feb 2015 - Mar 2017
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  W. L. Gore & Associates

  Jun 2022 - now

  Configuration Management Analyst