A versatile infrastructure solution expert with extensive background in IT Infrastructure, HPC and DC technologies, having over twelve years of experience in designing, planning, improving and implementing IT solutions. Operating System: Red Hat Enterprise Linux, CentOS, AIX, Solaris, SUSE, Ubuntu Automation & Provisioning Tools: Spacewalk, Katello Foreman, Puppet, Scripting, xCat Web Services: Apache, HTTP, HTTPS, Certificate Authority(CA), LAMP Databases: Oracle, MySQL/MariaDB, PostgreSQL, Exadata Monitoring: IBM Tivoli, Zabbix, Nagios, HP SiteScope, SNMP, BMC Petrol, Blade Logic Backup & Recovery: IBM Tivoli Storage Manager(TSM), HPDP, BareOS, Bacula, Manual, Tapes Security: Intrusion Detection(AIDE), Iptables, Firewalld, TCP wrappers, Hardening, SOX, ISec File Systems: NFS, CIFS, XFS, CXFS, GPFS, FHGFS / BeeGFS, Ext3/4, LVM, GFS, CXVM, DMF, VxVM, VxFs Network Services: DNS, Postfix, Sendmail, FTP, LDAP, TCP/IP Networking, DHCP, SSH, Kickstart Virtualization: oVirt, KVM, Red Hat Enterprise Virtualization(RHEV), VMware. Language: Bash, C, Java Storage: IBM DS8K, DDN6600/7700, NetApp IS5500, Software-based storage, HBA Hardware: Blade Servers(HP, Dell, SGI), Rackmount servers(DL380, DL325, PowerEdge etc), GPU Servers(Nvidia P100, V100), High Performance Computers(HPC) / Cluster, SGI UV10, SGI ICE, Commissioning & Decommissioning