Christopher Mckelvey Email & Phone Number

- Managed Linux & AIX Systems, ensuring optimal uptime and performance globally.- Automated troubleshooting techniques with KSH scripts in a detailed/complex submenu format.- Implemented Ansible, automating 90% of routine help-desk operations, leading to an 85% improvement in ticket resolution rates and SLA deadlines.- Led migration project to update and translate syntax for +20 ksh critical scripts from AIX to Linux.- Replaced Spacewalk Server with RHEL Satellite Server for patch management due to EOL and compatibility issues.- Developed customized Nagios scripts/alert thresholds for monitoring.

- Maintained, monitored, patched, configured, deployed, and troubleshot Epic Cache/IRIS ODB systems on Red Hat Linux.- Conducted scheduled and ad-hoc vulnerability scans on Epic Cache RHEL systems using Tenable, ensuring timely remediation.- Developed and maintained BASH scripts and Ansible Playbooks for automating nightly database snapshots in conjunction with Rubrik Backup Solutions.- Implemented and enforced Active Directory authentication policies for Epic Analyst user accounts in the Linux environment, adhering to the Principle of Least Privilege.- Managed Logical Volume Groups (LVM) for Epic Cache ODB systems, optimizing performance and ensuring high availability of mission-critical patient data.- Utilized Red Hat Satellite Server 6.11 for automated software management, security patches, and content management, ensuring compliance with Epic’s standards.- Created Ansible Playbooks to streamline the addition of Epic Analysts' AD user accounts, improving ticket resolution time by 75%.- Led the migration of Epic Linux systems from on-site to Rackspace.- Automated security patching for RHEL 7/8 Epic Cache systems using Red Hat Satellite Server, replacing legacy Bash scripts

- Automated patch management for Linux systems, ensuring compliance and remediation of security vulnerabilities.- Configured mirrored repositories for Red Hat, Debian, Ubuntu, and SUSE, reducing network traffic, disk usage, and patch deployment times.- Developed Ansible Playbooks to standardize and streamline deployment configurations across systems.- Hardened Linux systems by standardizing security configurations.- Collaborated with vendors and Information Security teams to manage risk for vendor-managed Linux systems.- Established new SLA and compliance policies to enhance security and manage risk for Linux systems.- Led maintenance and patching processes for Cloverleaf/HL7 Cluster using Red Hat Clustering, HA, and fencing.- Supported legacy healthcare applications on end-of-life Linux systems.- Managed Citrix infrastructure and applications for Active Directory users.

- Delivered specialized support for Windows infrastructure across a global production environment.- Managed F5 Load Balancers and maintained DigiCert EV and Premium SSL Certificates.- Set up disaster recovery and off-site replication for critical systems with Zerto to ensure business continuity.- Automated Active Directory and VMware tasks through the development and implementation of efficient PowerShell scripts.

· Managed SUSE Linux Enterprise Server (SLES) and SUSE Linux Enterprise Desktop (SLED) systems for test and development engineering.· Automated configuration management for new and current systems with bash scripts and Ansible Playbooks.· Managed standalone LDAP systems for Linux user authentication that was separate from Active Directory, including configuration and user creation/permissions.· Responsible for purchasing and recommending new hardware and SUSE licensing for the test department.· Utilized bash scripts and image cloning solutions, Clonezilla, to create and deploy OS images for configuration management on new or wiped Test Engineer desktops (whenever something would update the kernel or breaking yum/python-Clearcase needed specific versions).

· Managed R&D\Test\Development vCenter and Hyper-V infrastructure, including complex SAN architecture and Tape Libraries, ensuring efficient and effective operation of virtualization systems.· Responsible for SAN infrastructure including setting up and configuration of iSCSI/Fibre storage networks and storage arrays to reproduce issues and recreate specific client environments for troubleshooting while providing support for our products (NAS appliances & Tape Libraries).· Implemented scheduled backups for critical infrastructure using both backup-to-disk and backup-to-tape methods, utilizing Veeam and Veritas software.· Configured and deployed multitude of different operating systems for testing purposes within the labs (software verification, performance, hardware compatibility) including Windows Server 2003/2008/2012/2016, RHEL 4/5/6/7, SUSE, Ubuntu, AIX, Solaris, CentOS, and Oracle Linux.· Implemented PXE to standardize and automate configuration of base-line OS images for lab testing purposes.· Configured and re-configured SAN fabric/zoning within storage networking (iSCSI and 10G) to test new products for compatibility with specific hardware.