Ron Markarian Email & Phone Number

Columbus, Ohio Area

* Investigate and evaluate new technology solutions, conducting proof of concept exercises as needed.* Design, prototype and implement requests to enhance functionality as needed with minimal risk to existing product stability, reliability and performance.* Participate in peer reviews of detailed technology solution documents.* Troubleshoot, analyze, and resolve complex infrastructure problems escalated to engineering.* Partner with management team in developing tactical plans and technical enterprise objectives.

Columbus, Ohio Area

* Research/analyze/implement new storage platforms on a 3-5 year interval.* Plan and execute large-scale data migrations utilizing best of breed tools.* Represent Storage and Backup team in enterprise architecture design sessions.* Work with Infrastructure Planning team to forecast future storage needs.* Provide technical leadership to Storage and Backup team.* Technical knowledge of converged infrastructure, scale-out NAS, and metro cluster storage platforms.

Columbus, Ohio Area

* Administered, supported and maintained Enterprise TSM backup environment. Provided backup and recovery services to 6000 clients with over 1.5PB of data. Requires working closely with database, server, and product teams to ensure SLA compliance.* Investigated new technology to assist with tapeless backup initiative. Managed migration from EMC DL4100 VTL to IBM Protectier VTL with de-duplication. * Direct management of Celerra NS gateways / Clariion CX storage subsystems. Intimate knowledge of NetApp 7-mode and Cluster mode storage subsystems. (NAS/ISCSI/FC/deduplication/Snapshots/cloning/replication) * Manage enterprise NAS environment consisting of over 2000 file systems used for backups, shared storage, and VMWare data stores over 1GB/10GB networks.* Script and automate routine administrative tasks. (i.e. Celerra Manager, NetApp Cloning, TSM client installation)

Columbus, Ohio Area

• Designed and executed installation of multiple Tivoli Storage Manager 5.2/5.3 servers providing backup and recovery services for all business critical servers. Responsibilities included management of 40 Terabytes of sequential disk storage, performance monitoring with Tivoli Operational Reporting, Oracle/SQL TDP configuration, custom maintenance/vault rotation scripts and server revision upgrades. Configured and partitioned IBM 3584 library for building off-site copypool volumes.• Developed, configured and maintained multiple ORACLE 10G Real Application Clusters / 10G and 9i standalone databases. Implemented 10G Grid Control and DataGuard standby databases for enterprise management and high availability. Collaborated with Development team in providing recommendations and solutions to various performance/capacity issues. Proficient in employing RMAN for backup and recovery functions.• Performed Relationship Manager duties for BigLots and DBADirect (DBA Outsourcing). Fostered open communication between Users/Developers and DBADirect in DB2/Peoplesoft and SQL Server environments for improved performance and efficiency. • Administered, supported and maintained multiple Teradata Clusters. Organized backup and recovery via ARCMAIN/NetVault and SureStore L-180 libraries.• Installed, monitored and supported HPUX, AIX, MP-RAS, RHEL and SLES servers. Responsibilities included user/file level security, patch management, system hardening, application performance and package/release upgrades.• Governed all aspects of Actuate reporting server. (Upgrades, report deployment and user level security)

Columbus, Ohio Area

• Provided network management and support for 1500 store network consisting of Cisco routers, switches with a mixed frame relay/sat-com transport. First point of contact for any technical store related issues.• Researched technical issues, coordinated, established procedures and executed major store network conversion project. • Installed and managed Symbol/Cisco wireless access points and Cisco VOIP networks in corporate offices and distribution centers. Performed site surveys and problem resolution for each implementation.• Configured and supported VPN connectivity from corporate network to stores and business partners.

Fresno, California Area

• Continuously monitored and proactively maintained multiple HP9000 servers. Duties included daily monitoring of system performance, disk utilization, syslog activity, and security logs.• Designed and maintained high availability clustering running MC Service Guard software.• Created and debugged shell scripts used for automation of batch processes, backups, performance monitoring and system maintenance.• Executed installation of OS, third party applications, and system patches.• Managed and continued enhancement of enterprise disaster recovery systems utilizing Veritas Netbackup Datacenter with HP Surestore 10/180 robotic library. Consisted of break-fix, class configurations, daily off-site scheduling, software patching and installation.• Administered HP XP512 SAN disk array, LUN management, security and distribution of storage via fiber channel to UNIX, NT and Linux hosts.• Accountable for daily disk-to-disk backup of critical core database using HP Business Copy software.

Fresno, California Area

• Performed installation, maintenance and upgrades of 200+ Windows 98/2000/XP workstations, 300 Windows Terminal Services Clients, 20+ Windows 2000/2003 servers.• Managed user accounts, print services, RIS software deployment, SUS patch distribution, domain wide group policy, Active Directory, DNS, Distributed File System and other MS services.• Maintained, migrated and administered various applications including Microsoft Exchange Server 2000/Outlook, MS Office suite, Viewstar financial software and other retail oriented applications. • Installed, managed various 802.11 access points, Cisco routers, switches, hubs and Pix firewalls. Included creation and maintenance of VPNs and Access Lists.

Kailua-Kona, Hawaii

• Designed, installed, and managed Windows NT networks including SMTP/ POP3 Mail, DNS, IIS Web, and Domain Controller servers linked to ADSL, Frame Relay, and Wireless T1 backbones.• Developed Internet security measures tailored to meet specific customer requirements.• Provided support for Windows 3.1/95/98/2000, Mac OS 7/8/9 systems.• Offered wide range of support for Internet users including initial setup and installation, user education, troubleshooting, and upgrades.