Linux / Unix Adminstrator Resume
SUMMARY:
- 16 years of Data Centre Support Experience (USA / India).
- Extensive experience in the Data Center Consolidation/Migration projects.
- UNIX / Linux, Virtualization (Power VM / IVM, VM Ware) and clustering technologies.
- Very good Knowledge of SAN / NAS worked with EMC, NetApp, Brocade SAN switches.
- Very good knowledge of backup software such as VERITAS Netback.
- Have worked closely with the Network Support, Database Support, Storage Support, and Application Support and Firewall Support teams.
- Extensive experience with Performance tuning and capacity planning.
- Worked with Red Hat LINUX, version 4. */5. */6. *, on the Dell PowerEdge 6105,6220, R730, R610, R620, R630, HP ProLiant DL385 and DL585 (Intel x86 H/W), IBM.
- Experience with LINUX Server builds/consolidation using Kick Start.
- Experience with Shell / Python Scripting.
- Extensive experience in vendor Management, such as IBM, Dell, HP, Sun.
- Very good understanding of Big Data, Hadoop - HDFS.
PROFESSIONAL EXPERIENCE:
Confidential
Linux / UNIX Adminstrator
Environment: Linux (Redhat 5 /6/7), AIX, NetApp/EMC.
Responsibilities:
- Daily administration of RHEL, 5/6/7 which includes installation, testing, tuning, upgrading and loading patches, troubleshooting server issues. Experienced in monitoring and debug performance issues on Linux OS.
- Experienced in services installation, configuration and maintenance (WWW on apache, SMTP on send mail) on platforms, including security of provided services, ability to troubleshoot common problems.
- Involved in installation, configuration and administration of Linux / Solaris 9/10 / AIX Production Servers.
- Build servers, installed tools, configured and provisioned servers as per enterprise standards.
- Used Admin tool for adding and managing new users, groups, software and printers, resolving permissions issues, user and group quota.
- Perform daily maintenance routines on Linux servers, monitoring system access, managing file space and tuning the system for optimum performance.
- Maintaining and manage QUEST / PBIS tool for Linux / UNIX / AIX user authentication.
- Build a two - node clustered master server using VCS and connected to existing NetBackup environment.
- Installed patches to latest patch level, applied patch cluster and installed software packages as needed.
- Created disk groups, volumes, volume groups and RAIDs using VERITAS Volume Manager.
- Co-ordinate with web admin team in installation of BEA Web Logic Server 8.1.
- Worked with DBAs on installation of RDBMS database, restoration and log generation.
- Logical Volume Management (LVM) administration of AIX. Created VGs, LVs, and disk mirroring.
- Provided 24x7support on shift rotation basis.
Linux/Storage Engineer
Environment: Linux (Redhat 5 /6/7), Ubuntu 12/14, Dell Power Edge, HP DL-385/585, NetApp/EMC.
Responsibilities:
- Linux Server Build and Consolidation, mostly version 6.3 and 7.0 on Dell and HP ProLiant H/W.
- Administer Storage on the NetApp, EMC VMAX connected with the Brocade SAN Switch.
- Provisioning system remotely for 3 data center located in PHX, SLC & LVS.
- Package and configuration management using RPM, YUM, Puppet and Python.
- Provide Virtual Server Infrastructure/VMware administration and Red Hat Enterprise Virtualization.
- Work with application teams and other IT support personnel to coordinate system software changes and support changes.
- Support Oracle, MYSQL, & NO SQL platform.
- Configure and maintain Clustered LVM, NetApp file system and XFS file system.
- Preparation and implementing data NetApp ONTAP / Clustered Storage on LUN provisioning.
- CIFS File System, NFS File System Management.
- Configuration of Raid Group, LUNS and Storage groups.
Confidential
Linux/Storage Engineer
Environment: Linux (Redhat 5 /6/7), Ubuntu 12/14, Dell Power Edge, HP DL-385/585, NetApp/EMC.
Responsibilities:
- Linux Server Build and Consolidation, mostly version 6.3 and 7.0 on Dell and HP ProLiant H/W.
- Administer Storage on the NetApp, EMC VMAX connected with the Brocade SAN Switch.
- Provisioning system remotely for 3 data center located in PHX, SLC & LVS.
- Package and configuration management using RPM, YUM, Puppet and Python.
- Provide Virtual Server Infrastructure/VMware administration and Red Hat Enterprise Virtualization.
- Work with application teams and other IT support personnel to coordinate system software changes and support changes.
- Support Oracle, MYSQL, & NO SQL platform.
- Configure and maintain Clustered LVM, NetApp file system and XFS file system.
- Preparation and implementing data NetApp ONTAP / Clustered Storage on LUN provisioning.
- CIFS File System, NFS File System Management.
- Configuration of Raid Group, LUNS and Storage groups.
Confidential
Linux/Data Center Engineer
Environment: IBM p5 and p6 550, p7 750, NetBackup, VMWare, Linux, AIX, EMC VMax, Clarion, Dell and Intel Commodity.
Responsibilities:
- Supporting more than 500 servers.
- Handle Escalations for critical and technical issues.
- Provide Weekly updates to the higher management.
- Working with Offshore resources on Knowledge Transfer.
- Applied CIS Security Baselines on Red Hat Linux Servers.
- Provide Virtual Server Infrastructure/VMware administration and Red Hat Enterprise Virtualization.
- Provide developer support for Jira & Confluence.
- Perform Linux, Apache, WebLogic & Tomcat, configuration, administration tasks
- Designed and implemented multiple Virtualization Infrastructures on VMware Hypervisor.
- Built and configured Virtual Linux Servers using ESXi 5.5 and VSphere Client.
Confidential
Systems Engineer
Environment: IBM Blade / Dell Blade / HP Blade & ProLiant, SSD (Solid State Drive), EMC VMax/ Clarion, Linux, NetBackup, VMWare.
Responsibilities:
- Performs hardware & software upgrades on all Linux/Unix Server inside Intel Data Center & Labs, specifically West mere, Quad-Core, Haswell, Nehalem etc.
- Responsible for receiving and configured & maintained IBM 336x,3350, HP ProLiant DL/BL G4, 5, 6 & Dell Power Edge series system inside Lab & Data Center.
- Rack-and-stack servers in a Data Center environment
- Provide 24/7 on-call support on monitoring automation (Nagios, Puppet).
- Utilized PXE, Kick-Start and ignite for systems builds and recovery.
- Experience supporting VMware infrastructure in a large enterprise environment.
- Monitoring system infrastructure and network using Nagios.
- Configuration of local YUM repository for Enterprise Software Application Management.
- Installation and configuration of Domain Name Service.
- Designed and implemented multiple Virtualization Infrastructures on VMware Hypervisor.
- Built and configured Virtual Linux Servers using ESXi 5.5 and VSphere Client.
Confidential
L3 System Field Engineer
Responsibilities:
- Configured and optimized network servers, hubs, routers, and switches; monitored network capacity and performance; diagnosed and resolved network problems; developed network backup and recovery procedures; installed, tested, maintained, and upgraded network operating systems. Configured Cisco Routers 1800,2500,2600,2800, and 3600 series.
- Solved PC, laptop and computer problems by troubleshooting hardware, software, and configuration problems.
- Solved PC operating system, network, email, application software and LAN connectivity problems.
- Administrators to resolve day-to-day operations and account management.
- Set-up hardware and educated customer on the proper use and application of the equipment and software.
- Created groups and new users using Active Directory.
- Added computers and users to domain and groups across multiple domains.
Confidential
L2 Systems Administrator
Responsibilities:
- Configured the Cisco routers 2800, Cisco switches2900, Dell Power Edge.
- Responsible for receiving and Configured and maintained IBM, Dell & HP ProLiant DL/BL G4, 5, 6 series.
- Helped support approximately 300 users running Windows XP and MS Office 2003/2007 and various other programs.
- Created new users & Reset user passwords and unlocked accounts in Active Directory.
- Administration of Windows Servers.
- IIS Web Servers and FTP Servers.
- Administration of Windows DNS and DHCP Server.
- Configuration of Hardware and Software RAID.
- Basic administration of MS SQL Servers 2005/2008.
- Installation and Configuration of Cisco 2800, 3600 Series Routers.
- Monitor, evaluate report on health of LAN Network.
- Configuring VLANs, STP, VTP and Inter-VLAN routing in LAN environment.
- Install Red hat enterprise Linux to the Systems.
- Provided backup and restore solutions to the internal engineering environment.
- Maintained Employee users accounts and access to the compute environment.
- Configuring mail server send - mail, NFS, FTP, YUM, SAMBA, APACHE.
- Giving the Permission for appropriate user and directories.
- Configured and managed user accounts.
Confidential
Windows Engineer / Administrator
Environment: 400+ Windows 2003/2000/NT Servers, 500+ Windows XP/2000 Workstations
Responsibilities:
- Implemented, administrated, and troubleshoot Windows 2003/2000/NT servers and XP/2000 workstations, as well as Market Data applications
- Created user accounts in Active Directory and reset passwords.
- Created shares and setup appropriate permissions.
- Provided support for branch offices using PC-Anywhere & Manage Setup network printers / copiers.
- Created Email accounts on hosted site and reset email password.
- Setup DHCP & DNS server.
- Created and maintained images for Lenovo/Dell Desktops and Fujitsu tablets.
- Created answer file for unattended install using WAIK.
- Setup Hyper-V Role on Windows Server 2008R2.
- Created virtual machines via Hyper-V Manager.
- Setup VMware ESXi on Dell PowerEdge Servers.
- File Server Management & FTP Jobs Management.
