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Linux Admin Resume

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Marlborough, MA

SUMMARY:

  • 8+ years of rich experience in IT with a strong focus on various Flavors of Unix, Linux, and Storage
  • Strong attention to detail, ability to focus on multiple tasks with ease,, and demonstrated ability in troubleshooting
  • Ability to work under pressure to solve technical problems in a timely manner
  • Excellent presentation skills
  • Proven Ability to manage priorities and handle multiple tasks working independently, and participating as an integral part of a team
  • Design and implementing knowledge on AWS (Amazon Web Services ) Cloud Environment

CORE STRENGTHS:

  • Administration of Red Hat EnterpriseLinux 4.x­7.x, Solaris 9,10
  • Process management IN an CR
  • Server lifecycle management
  • User Management using NIS, Quest
  • Configuring NFS, FTP, SFTP, CUPS printers, DNS
  • Software/patch management
  • Raid methodologies and
  • VMware ESXi 5.x&vMotion/sVMotion migrations
  • Experience on HP (ILO), Dell iDrac
  • Emulex and Qlogic HBA
  • Creating VPC (Virtual Private Cloud)
  • Creating Public Subnets and Private Subnets
  • Configure the NAT instance and NAT Gateway
  • Launching EC2 instances and configure security groups
  • Creating Internal and External Load Balancers
  • Taking AMI Backups and scheduled the backups
  • Creating Snapshots for EBS Volumes
  • Launching EC2 instances using backed up AMI instances
  • Launching RDS instances in Multi AZ Environment
  • Configuring RDS Read Replica’s
  • Creating IAM Users, Groups and Roles
  • Creating S3 Buckets with signed URLs
  • Managing S3 Lifecycle Configuration
  • Configure the access polices for all AWS Resources
  • Create the SNS topics and attached to AWS resources to get notifications
  • Configure the Cloud Watch alarms
  • Configure and implement the auto scaling
  • Knowledge on Estimate the Monthly Bill using AWS Monthly Calculator
  • Storage Provisioning on Symmetrix DMX 3,DMX4,VMAX
  • Storage Allocations & Reclaims
  • EMC Power Path 5.5
  • Solution Enabler 6.0&7.0
  • EMC Time Finder(BCV/SRDF)
  • Zoning by Using CLI & GUI
  • Reserving & Reclaim the Ports
  • Cisco Device Manager 5.1(a)
  • Cisco Fabric Manager 5.1(a)
  • CISCO MDS9200, 9216 and 9224

TECHNICAL SKILLS:

FAS 2050,3170,6070,C - Mode

NAS Allocations & Reclaims

Manage aggregates and volumes

Manage iSCSI/FCP Networks

Snapshot, Snap mirror, Snap restore, Vol Copy, ndmp copy

IBM 3000, 5000 and x205 series desktops PCs.

Dell PowerEdge Servers R610, R710, and R910.

CISCO 2960, 2950, and 2600 series Switches

PROFESSIONAL EXPERIENCE:

Confidential, Marlborough, MA

Linux Admin

Responsibilities:

  • Provide management, care, and feeding of internal projects
  • Recommend and implement optimal operational process improvement solutions
  • Plan, prepare and layout execution plans for system maintenance activities.
  • Acting as Tier 3 lead for client s UNIX and Storage related issues and activities
  • Provide Infrastructure layout and assistance to business teams for new technologyimplementations.
  • Creating and updating operational and SOW documents and Run Books
  • Interact with cross functional groups and business units to understand client requirementsand propose technical solutions.
  • Prepare technical presentations and project documents.
  • Carried out multiple Disaster Recovery exercises.
  • Maintained multiple application servers with latest version of Redhat Enterprise Linux4.x 7.x.
  • Involved in migrating applications from Solaris to Linux(Redhat Enterprise Linux)
  • Teamed with Storage team to plan and implement multiple storage migration initiatives.
  • New technology implementations and execution of POCs in Lab.
  • Dell Quest Authentication systems Administration to include Adding Unix server to AD,Managing user s access, and providing Access Control based on group access etc.
  • Hands on experience with VMware, Lab manager, VSphere. Creating VM shells, install guestOS, vmotion, performance monitoring of ESX servers.
  • Provide optimized solutions and processes for monitoring, administering and maintainingData Center Infrastructure.
  • Performed Red Hat Linux kernel, memory upgrades and undertook Red hat Linux Kick start Installations.
  • Performing O/S upgrades and Maintenance level upgrades on Red Hat Linux 5.x,6.x servers.
  • Managing SOX compliance and enforcing password complexity on Red Hat Enterprise Linux on 5.x, 6.x servers.
  • Use ILO for remote access of servers on Red Hat Linux servers.
  • RPM package management
  • File system management via LVM and Raw device presentation.
  • Handling Change Control management for UNIX, Storage & VMware systems.
  • Provide trending and forecasting analysis reports to management.
  • Implementing and managing VPC (Virtual Private Cloud) with Public and Private subnets
  • Implementing the NAT instance/NAT Gateway to get the internet on private subnet instances
  • Launching EC2 instances and configure the security groups to allow the traffic for required IPs
  • Taking regular backups using creating EC2 AMIs and create the Snapshots for EBS Volumes
  • Scheduled the EC2 AMI Creation and delete the older than 7 days AMI backups automatically
  • Launching RDS instances with Multi AZ environment and configure the read replicas.
  • Creating IAM Users, Groups, Roles and allow access permissions to different AWS resources
  • Creating S3 buckets and assign the required polices and permissions
  • Creating signed URL for S3 buckets and Managing Lifecycle Configuration
  • Implementing and configure the SNS topics
  • Configure the Cloud Watch to monitor the EC2 instances and configure the SNS topics to get notification of alarms

Confidential, Stamford, CT

Unix/Storage Admin

Responsibilities:

  • Experience in performing storage provisioning on various platforms including DMX3,DMX4 and NetApp
  • Provided daily Storage support, technical assistance and troubleshooting support to other teams. This may include troubleshooting software, hardware & allocation issues.
  • Provided operational support of SAN environment
  • Supported SLA’s with internal customers for request’s and problem resolution.
  • Troubleshoot storage issues and provide on call support for Storage Operations.
  • Interfaced with vendors to identify technical and practical solutions applicable to the business needs
  • Provided and decommissioned SAN storage in accordance with the CR approval process
  • Managed zoning and zone sets.
  • Configured and maintained SAN switches, ensuring connectivity back to the server.
  • Working knowledge of replication technologies such as EMC Recovery point.
  • Experience in command line utilities, such as Symmetrix Solutions Enabler (SYMCLI)6.0 and 7.0
  • Technical knowledge of EMC replication technologies, including Time finder BCV and SRDF\S
  • Knowledge of Disaster Recovery technologies, techniques and processes.
  • Managed NetApp filers remotely through Netapp cli and Filer view Models: FAS2050,3170,6070
  • Validated the alerts received from NetApp operation manager.
  • Managed iSCSI/FCP Networks
  • Managed VIF, RAID, WAFL and NVRAM
  • Physical Storage Management to include
  • Assigning disk ownership aggregates
  • Flexible Volume(Flexvol) qtree
  • RAID­DP
  • Disk Scrubbing
  • Managed and create NFS & CIFS shares
  • Provided ad­hoc support Add additional space to aggregates and volumes based on critical business need.
  • Carried out Snapshot, Snap mirror, Snap restore, Vol Copy and ndmp copy tasks
  • Submitted Netapp Support cases for any h/w failure.
  • Provided 24x7 System Administration support for HP-UX/10.x/11.x based servers and Red Linux
  • Hat Linux 4.x, 5.x, 6.x servers and resolved trouble tickets on shift rotation basis.
  • Creation of LVM s on SAN using Red Hat Linux utilities.Wrote bash script for getting information about various Red Hat Linux servers.
  • Worked in supporting DBA systems including Oracle on Redhat Linux/Unix servers including restoration.
  • Managed VMWare Operating System ESXi 5.x.
  • Virtual machine Cloning, creating and deploying template, Managing Virtual Machine, like H/W upgrade etc.
  • Performing VMotion/sVMotion migration of virtual machine between hosts.
  • Implementation and upgradation of VMTools on servers
  • Monitoring virtual machine performance using performance graph of VM's and ESX/ESXi host if required and troubleshooting performance issues.
  • Building new ESX/ESXi, Creating cluster environment, configuring HA/FT, DRS, Resource pool.
  • Managing failover activity of virtual server from one data center to another.
  • Migrating virtual server across datacenter.
  • Performing health check for view environment desktop/ESXi

Confidential

Unix Admin

Responsibilities:

  • Remote/Site Administration of servers across globe like Linux and NetApp
  • Worked on Day to day tickets and Priority tickets, this comes in the time zone.
  • Managed of Aggregate, Flexible Volumes, qtree, RAID­DP, Disk Scrubbing.
  • Management of LUNS, Disk Volumes in NetApp.
  • Managing and creating the CIFS & NFS shares.
  • Knowledge of Fibre Channel protocols FCOE and iSCSI SAN environments.
  • Coordinate with vendor and log a ticket for any h/w failure on NetApp Filer.
  • Knowledge in Snap Mirror, Filer View, Snapshots, DFM, and other NetApp.
  • Installation and Up gradation of RHEL4 and RHEL5.
  • User/group management, File and Directory permissions using ACL’s.
  • Disk Management and File system Management.
  • Checking the server and software updates patch level as and when required.
  • Performing data updation through Rsync from one location to remote location.
  • Monitoring log files, Software Installation.
  • Installation and Up gradation GPFS File system.
  • Creation of NSDs and GPFS File systems
  • Configured SAMBA with over 20+ in GPFS Cluster nodes.
  • Configured RAID 5 on IBM DS4300 and DS4700 Storage.
  • Installed and configured Linux Virtual Server (with Bonding) for Load balancing.
  • Good experience in GPFS installations and configuration for Animation Data Center.
  • Prepare and maintain documentation for operational and diagnostic procedures.

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