Linux Admin Resume
Phoenix, AZ
SUMMARY:
- Over 5+ years of UNIX System and Network administration in Sun Solaris (9/10), HP - UX (10.x,11.x), IBM AIX (5.x), Linux (RedHat 4/5/6).
- Server Installations, configurations, upgrades and migrations on Solaris, HP- UX, Linux.
- Configure and manage Middleware and web tools such as Apache, Tomcat, WebSphere, JBoss.
- Storage Provisioning, Volume and Filesystem Management using Veritas Volume Manager and VeritasFilesystem (Veritas Storage Foundation), Configuring ZFS filesystems.
- Customized patching and maintenance of HPUX, Solaris, Linux servers on regular schedule.
- Worked on different platform on SUSE Linux which includes 10.x,11.x
- Regular work involving building new Linux Physical and Virtual servers using kickstart and PXE.
- Experience in building the Solaris servers using wanboot.
- Good working knowledge of network & UNIX security procedures.
- Administrating and troubleshooting Red Hat Cluster Suites.
- Participate in installing and configuring of UNIX/Linux based Oracle 10g products
- Strong knowledge of large-scale Linux deployment methodologies, kernel configuration, performance monitoring, and tuning
- Experienced in working with Network Engineers to install, manage, and configure NAS based storage and insure overall system and network security.
- Worked with WebSphere team in order to configure WAS instances for BMC patrol.
- Hitachi, EMC SAN installation and tuning of NetBackup server environment..
- Provide 24x7 on call server support for UNIX environment and Sun Solaris.
TECHNICAL SKILLS
O/S: Sun Solaris 2.x, 8, 9, 10,Linux (RHEL4/5/6),HP-UX 9.x, 10.x, 11.x, IBM AIX 3.2.x, 4.x, 5.x
Hardware: HP, DELL, IBM, PSeries, SUN Enterprise.
Servers: Web Sphere Application Server 3.5/4.0, Netscape/iPlanet Server, MQSeries, Web Logic Server, IBM HTTP Server, HTML, DHTML, XML, Java Script, JSP, Servlets, EJB, Apache 2.2, Tomcat 5.5, Active MQ
Networking: TCP/IP, RPC, UDP, NIS, NFS, DNS, DHCP, Cisco Routers/Switches, LAN.
RDBMS: IBM UDB2, Oracle 7.x/8.0/9i, MS-SQL Server 7.0/6.5 and MS-Access 97/95.
Languages: UNIX Shell Programming (ksh,csh,sh),Verilog HDL, Matlab with toolboxes, SQL.
Applications: Samba, Tivoli (TSM), VERITAS Volume Manager.
PROFESSIONAL EXPERIENCE
Confidential, Phoenix AZ
Linux Admin
Responsibilities:
- Linux (RedHat 3/4/5/6) UNIX System and Network administration in Sun Solaris (9/10), HP-UX (10.x,11.x), IBM AIX (5.x), Server Installations, configurations, upgrades and migrations on Solaris, HP- UX, Linux and AIX.
- Experienced working with NPIV and EMC SAN configurations within AIX.
- Perform system installs and performance tuning, configure and administer AIX 5.3, 6.1 LPAR’s
- Experienced in managing LPAR with virtual memory management and memory optimization and using AIX Virtual Memory Manager (VMM).
- Experienced in providing full support to the life cycle of the Project i.e. Development, Testing, Production Phase Experienced in Upgrading HMC from 6.1.3 to 7.3.3 versions.
- Introduced config 2 html scripts as attempt to document the whole AIX server environment in the company, & automated the scripts.
- Responsible for building and migrating different versions of RHEL.
- Responsible for migrating and updating RHEL, SUSE, Fedora.
- Responsible for patching and upgrading all SUSE Linux Servers.
- Kernel upgrade on RHEL and SUSE.
- Worked on UNIX Shell Programming ksh,csh,sh, bash, php, perl.
- Create virtual media repository and LPAR dedicated virtual optical drives in the VIO servers to make new installations, cloning and migrations faster and easier.
- Responsible for set up of BMC Patrol Agents V3.6.50.11i and 3.6.60i environment on UNIX Servers.
- Worked with WebSphere team in order to configure WAS instances for BMC patrol.
- Experience in Setup and Configuration of IBM AIX HACMP and GPFS on pseries servers.
- Involved in supporting HP Open VMS Systems
- Experience in using VERITAS Volume manager andVERITAS Cluster server products.
- Experienced in leading a team for the built process and represent Change control meeting for the ongoing process.
- Knowledge of ITIL and Business Continuity processes, experience with tape technologies, Information Life Cycle Management and SOL 10.
- Experienced in Performance tuning in the test phase of the Servers.
- Monitor system performance to ensure adequate response times
- Power VM Virtualization (SEA, vSCSI, NPIV), Dynamic LPAR (DLAPR).
- Experienced in Cleaning Storage and Allocates Luns to servers per standard configurations or recommendations.
- Worked with SOP’s related to storage allocation.
- Experience with Integrated Virtualization Manager (IVM)
- Perform day to day LVM operations and System Admin tasks.
- Experienced in troubleshooting virtual Ethernet adapters, Clusters interconnect, and ether channels.
- Experienced working script in shell, perl.
- Experience in performing tasks like monitoring CPU / RAM / Disk space utilization, port utilization and running processes on applicable OS
- Wrote & automated security audit scripts in the environment
- Experience with IBM Power4, Power5, Power6 and Power7 virtualization.
- Administering and troubleshooting of Redhat Clusters.
- Adding and removing nodes from and to the cluster.
- Installed SUSE Linux on Cisco Hardware for SAP HANA deployment.
- Configure HA cluster on the cisco hardware running SUSE.
- Experience in Installation and support of server adapters HBA (host based adapter) and network cards.
- Experienced in Configuring Virtual HBA Adapter on RHEL.
- Experienced in identifying the problem and replacing the HBA cards on UNIX Servers.
- Experience with Linux installations, configuration management and patch administration as member of a production support team.
- Strong knowledge of Linux kernel configuration, performance monitoring, and tuning.
- Good Knowledge of LVM, which include creating PVs, VGs, LVs and filesystems and troubleshooting.
- Configuration and maintenance of common applications such as NFS, DHCP, NTP, SSH, DNS, and SNMP.
- Strong knowledge of large-scale Linux deployment methodologies, kernel configuration, performance monitoring, and tuning
- Experience with SAN/Data Center Migration and Consolidation implementations.
- Experienced in Storage Consolidation/Migration in an ENTERPRISE environment (EMC/IBM/NetApp).
- Involved in complete Administration tasks on UNIX, Red Hat Linux and Solaris and documentation for the projects executed.
- Responsible for installation, configuration and administration of Sun Solaris 9 and Red Hat Enterprise Linux on x86 architecture.
- Installed required software patches and software.
- Used RPMs to install, update, verify, query and erase packages from Linux Servers.
- Configured Kickstart server to install Red Hat Linux on multiple machines.
- Experience using Kickstart and modified Kickstart based on server profiles and hardware specifications.
- Experienced Installing, Configuring and supporting VMWare ESX 3.4 and 4 versions.
- Installed, monitored and supported Web and Application Servers on AIX and Linux environments.
- Implementation and setup of local Linux disk backups using open Source applications.
- Consolidating multiple Linux servers, into 2 physical virtual servers, using vserver.
- Installation and troubleshooting on VMware running Linux (Red Hat) and Windows (wintel, windows 7, XP, Vista).
- Worked with DBA for Installation of Oracle on Linux and Solaris.
- Worked on installation of Power path on all Linux boxes.
- Participate in installing and configuring of UNIX/Linux based Oracle 10g products
- Providing Version Control with Subversion and Automated Build & Deployments
- Leading a small team of Deployment and Build Engineers
- Experienced in SAN Zones and creating LUN for the Servers as requested
- Experienced with working with Systems Engineers to implement storage solutions which provide high performance, data protection and cost effective use of available storage.
- GSD331 troubleshooting, find any incompliant servers are Remediate GSD331.
- Installed WebSphere Portal Server 5.1/6.0/6.1 and enabled Web Content management.
- Migrated WAS 5.0 Network Deployment and Base on AIX/Windows platforms to WAS 6.0 ND.
- Responsible for architectural design of all Hitachi San environments and Brocade switches.
- Management of all SAN storage systems, Hitachi, EMC, SUN capacity planning and performance tuning.
- Installation, Configuration and administration of LPARS.
- Installation, administration of VIO Server and VIO client LPARS.
- Upgrading VIO version from 1.4 to 1.5 and 1.4.1.2-FP-9.2 to 2.1.
- Knowledge of ITIL and Business Continuity processes, experience with tape technologies, Information Life Cycle Management.
- Experienced with operating and performance tuning storage platforms across the organization to ensure high levels of data quality, availability and security.
- Establish strategies for storage consolidation, centralization, and optimization to reduce downtime and costs while improving security and storage performance.
- Experience with PCI and Sarbanes-Oxley compliance
- Configured IBM TIVOLI Net cool.
- Experienced in Providing LUNs to the various enterprise operating systems such as AIX, Solaris, Linux and Windows.
- Experienced in installing Powerpath, SDD and HDLM drivers for accessing SAN on the UNIX Servers.
- Experienced in Installing, Configuring and Supporting Sun Solaris 8/9/10 and Linux 3/4/5 servers.
- Set up and troubleshoot issues with Secure Shell in the environment to accommodate script automation and password changes
- Maintained AIX environment for local Oracle developers.
- Documented every task mentioned above as a part of knowledge transfer to fellow Sun & Linux admins
Environment: UNIX/RedHat Linux, Solaris, Vi Editor, Shell Scripts.
Confidential, Phoenix AZ
UNIX/AIX Administrator
Responsibilities:
- Linux (RedHat 3/4/5/6) UNIX System and Network administration in Sun Solaris (9/10), HP-UX (10.x,11.x), IBM AIX (5.x), Server Installations, configurations, upgrades and migrations on Solaris, HP- UX, Linux and AIX.
- Worked on AIX 5.3 and 6.1 running on ten P5s (P550 and P560), two P6s (P6 550), and six P7s (P700, P702 and P750) attached to EMC storage subsystems.
- Experience with Power VM 2.2 (VIO), HMC Version 6 and 7, EMC CLARiiON subsystem device configuration (Power path).
- Power VM Virtualization (SEA, vSCSI, NPIV), Dynamic LPAR (DLAPR).
- Experience with Integrated Virtualization Manager (IVM).
- Perform system installs and performance tuning, configure and administer AIX 5.3, 6.1 LPAR’s.
- Perform day to day LVM operations and System Admin tasks.
- Create virtual media repository and LPAR dedicated virtual optical drives in the VIO servers to make new installations, cloning and migrations faster and easier Set up and troubleshoot issues with Secure Shell in the environment to accommodate script automation and password changes.
- Experience with installing and configuring sudo, proposed and implemented the idea of building a master sudoers file, and worked on a script to push the file to client LPAR’s on a weekly basis to lock down sudo access as a part of security audit.
- Installed and automated config 2 html scripts on client LPAR’s and documented the RGA AIX environment by designing a webpage to access the cfg2html and ganglia output, GSD331 troubleshooting, find any incompliant servers are Remediate GSD331.
- Installed WebSphere Portal Server 5.1/6.0/6.1 and enabled Web Content management.
- Migrated WAS 5.0 Network Deployment and Base on AIX/Windows platforms to WAS 6.0 ND.
- Experience in NetApp storage devices, setup, configuration, operations and connecting to pSeries hardware.
- Solid understanding of Keon theory, being able to make directory architectural recommendations such as additions to DIT, schema extensions and indexing, Analyze and implements ACLs.
- Experience in installing configuring and administering MQ 5.3/6.0 on AIX, Linux and Windows environments.
- Installation and configuration of LPARs with AIX 5.3 on P5 servers. Manage LPARs and provide virtual memory management and memory optimization.
- Experienced in SAN Zones and creating LUN for the Servers as requested.
- Experienced with working with Systems Engineers to implement storage solutions which provide high performance, data protection and cost effective use of available storage.
- Installation, Configuration and Troubleshooting of Tivoli Storage Manager (TSM) and License Manager (TLM). Upgrade TSM from 5.1.x to 5.3.x.
- Management of all SAN storage systems, Hitachi, EMC, SUN capacity planning and performance tuning.
- Work with IBM DS8000, DS4700, DS6800, FAStT /DS4800, DS4500 (FAStT 900), USP600, AMS500, IBM nSeries storage hardware and SAN Fiber director series. Configure and administer Fiber card Adapter’s and handling AIX part of SAN.
- Configuration of VIO server and VIO clients from Hardware Management Console.
- Administration of multiple AIX machines, AIX clusters, and SP nodes from any client platform through WebSM.
- Installation and configuration of NIM master server and clients. Installing OS on NIM clients using NIM Server.
- Implemented PLM (Partition Load Manager) on AIX 5.3.
- Well-versed with configuring NPIV for storage & backup purposes
- Documentation: Implemented naming standard; supporting Oracle Databases.
- Documented the procedures to install VIO, Client LPAR’s & NPIV setup on AIX machines.
- Provided 24*7 on-call support for AIX server
Environment: Unix/RedHat Linux, Vi Editor,Solaris,Unix/Linux, Shell Scripts, VMWARE.
Confidential
Responsibilities:
- Act as the point of contact to customers, sales team to optimize revenue and achieve mutual objectives.
- Forecast demands, gather and analyze information to determine product allocation.
- Manage internal and external customer demands.
- May Skip-trace to find and collect on delinquent accounts.
- Work with management team to identify problems and improve recovery efforts.
- Contact customers with severely delinquent mortgage loans for the purpose of working out repayment plans such as deeds in lieu, short payoffs, and forbearances to cure the default.