Casey Rollan

Experience

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  Montgomery Police Department

  May 2014 - Jul 2014

  Internship - Criminal Investigation Division

  -Intern at Montgomery Police Department, Major Crimes Division, 120 hours completed-Assisted detectives with daily duties and accompanied them to field activities-Acquired familiarity with the justice system pertaining to investigation and analysis

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  Defense Information Systems Agency

  Apr 2015 - now

  UNIX System Administrator assigned to DISA-DECC Montgomery. Roles and responsibilities include the following:-Account management across hundreds of DoD application servers on both Classified and Unclassified networks-Red Hat Enterprise Linux, Solaris, HP-UX experience-Provide hardware/server support and repair as needed-Perform consistent backups of all servers assigned to duty to prevent/mitigate data loss-Implement all system hardening and patch each server to latest resources on an urgent and timely basis -Consistently monitor and troubleshoot critical system resources as issues arise-Effectively document all procedures and tasks into an easily accessible, local knowledge base-Routinely perform system security remediation to mitigate a security occurrence-Integrate new customer applications into critical DoD-level production systems-Ensure network connectivity is maintained and monitor system performance-Communicate daily with various DoD Mission Partners in support of assigned duty Show less -Diagnose and resolve network problems-Manage the installation and integration of systems fixes, updates, and enhancement-Ensure the rigorous application of information security/ information assurance policies, principles, and practices in thedelivery of planning and management services-Perform daily operations on both Unclassified and Classified networks-Bring controversial information or findings to the supervisor’s attention for direction-Keep supervisor informed of progress and of potentially controversial matters-Continuously one of the top 3 agents with the highest First Call Resolution-Provide key support to customers operating mission critical systems-Implement core systems and processes-Provide exceptional customer service to DISA personnel when needed-Development of KM Articles and Database-Stood up and facilitated customer facing change management system (SRM)-Perform network monitoring duties required-Communicate daily with members and administrators of global operation sites Show less

  • Cloud Operations Technical Lead

    Apr 2023 - now

  • Linux Technical Lead

    Jun 2020 - Apr 2023

  • Cloud Administrator

    Dec 2019 - Jun 2020

  • UNIX System Administrator

    Sept 2016 - Dec 2019

  • Systems Operator

    Apr 2015 - Sept 2016