Mustafa Ali khan

Sr. UNIX/Linux Administrator

Email: acrf1m@r.postjobfree.com

Phone: 609-***-****

IT Infrastructure Professional with 8+ years of experience in the areas of UNIX/Linux System Administration and Configuration and Application Release Management.

UNIX/Linux/Solaris: Extensive experience in Installation, Configuration, Tuning, Backup, Upgrades, Patching, Monitoring System, Performance, System admin and Network Security of UNIX/Linux Servers.

Experience with Oracle Enterprise Linux 6.x, RHEL 6.x, 7, CentOS 5.x on various x86 hardware.

Experience in configuring RAID 0/1/5/6 with both hardware/software via mdadm, LVM, HP config-tool.

Experienced in UNIX Server Architecture, System admin and Server Provisioning

Experience in package managements RPM & YUM package repositories.

Hands-on experience with various Linux services like NFS, SMTP, IMAP, LDAP, TFTP, SMB and HTTPD.

Automating the world of UNIX/Linux using Puppet, Perl and shell scripting for operational efficiency.

Good troubleshooting skills in handling different issues related to kickstart, KVM, network, services, file systems, ACL and Performance Turning.

Good experience in system analysis using top, prstat, IOSTAT, NETSTAT, SAR and VMSTAT

Experience in installation, configuration, and support of Sun-Solaris 10 on SUN SPARC machines like (SUN Fire T4-x, T3-x, T5140/T2000 and M-series) and on X86 machines like HP, Dell, and IBM.

Working with Solaris 10 ZFS and Zones.

Experience in Solaris management console (SMC) for user administration, Log viewer and Job schedule.

Experience and Proficiency in Sun Clusters and VERITAS Clusters (VCS).

Performing Patching/Upgrading/Rebuilding/Live upgrading Solaris or Linux Servers.

Involved in critical datacenter activities like datacenter migrations, Disaster Recovery, power shutdown activities.

Excellent troubleshooting skills with Solaris and Linux.

VMware: Experience with VMware ESX/ESXi on HP, Dell servers RHEL 6.x/7, CentOS, OEL 6.x.

Proficiency with vCenter server features like vMotion, Storage vMotion, High Availability, Fault Tolerance and other products of VMware.

Heavily involved in Physical to Virtual (P2V) conversions and Virtual to Virtual (V2V) using VMware Converter.

Puppet: Installed and maintained Puppet master and managed configurations for Puppet agents in multiple environments.

Wrote puppet manifests, custom modules, and custom facts. Wrote scripts to use cloud vendor's API to push Puppet updates from Puppet

Experience in Subversion repository SVN, GIT, centralized configuration management tool –Puppet, Verdad.

Remote management of servers using Oracle ILOM, ALOM, HP ILO, IPMItool.

Experience in supporting EMC Legato Networker backup infrastructure consisting of several servers (UNIX/Linux/Windows) and storage nodes located at different locations within internal network.

Storage: Good understanding & experience in storage technologies like EMC storage, NetApp, Oracle ZFSSA.

SAN Switches: Experience in configure, troubleshoot, Cisco/Brocade SAN switches.

Created new Service Profile templates and various pools (SAN, LAN) on Cisco UCS using Cisco UCS Manager (UCSM)

Deployed new service profiles from the template and also independently on Cisco UCS using Cisco UCS Manager (UCSM)

Experience installing and managing different automation and monitoring tools on Redhat Linux like Nagios, Splunk and Puppet.

Built distributed monitoring system using Nagios and custom monitoring scripts for applications.

Skill Set

IBM Rational Tools

IBM Rational Team Concert V3.0.1, IBM Rational ClearCase with UCM and Multisite,IBM Rational ClearQuest with Multisite, IBM Rational RequsitePro, IBM Rational Test Manager, IBM Rational BuildForge, IBM Rational Doors

Application Servers

Weblogic 10.x/11g,websphere /6.x/7.0, Tomcat, Jboss

Volume Management Tools

Solaris Volume Manager, VERITAS Volume Manager 4.0, 5.0, Logical Volume Manager, RAID, VERITAS Cluster.

Microsoft Tools

Team Foundation Server, Share point

Database Servers

Oracle 8.1, MS-SQL Server 6.5/7.0, DB2 8.2/9.0 MS Access 2003

Languages

Perl Script, Visual Basic, SQL, Shell Script

Operating Systems

Windows NT/2000/2003/2008 Server, Sun-Solaris &LINUX

Tools

GSR, BMS Remedy, ISM, ITIL

Certifications:

•MCSE (Microsoft certified system engineer)

•SCSA (Sun- Solaris certified system associate)

•CCNA (Cisco Certified Network Associate)

Professional Experience

Client: State Street Corporation Bank, Boston, MA February 2015 – Till Date

Role: Sr. UNIX/LINUX Administrator

Responsibilities:

•Set up Network Protocols, Network File service (NFS) and Network Information Services (NIS) in Red Hat Linux and AIX systems.

•Administer and Configure VERITAS Volume Manager/VERITAS File System.

•Perform installation and management of data backup and recovery solutions

•Performed data migration between various UNIX/LINUX server and Windows Servers.

•Maintained user/group accounts, passwords, profiles, home directories, quota, permissions and customizing shell environments.

•Experience in emphasizing on monitoring tools like iostat, vmstat and netstat to boost the server performance.

•Monitored file system space using simple shell scripts, resizing file systems when required.

•Configured Sendmail Utility on UNIX servers

•Configured windows machines in work group environment.

•Experience in installation, configuration, supporting and managing Linux Clusters

•Experience in writing Scripts to automate application deployments and configurations

•Setup the standards and guidelines for installing Clusters.

•Involved in upgrading Linux clusters

•Administration and auditing the SUN servers and installation of the patches on production and development systems.

•Configuring SSH on SUN servers.

•Administration in VERITAS Volume Manager. Installed and configured VERITAS cluster 5.0 via GUI and command line.

•User administration, management & archiving.

•Troubleshooting the network issues and response problems

•Creating new file systems, managing and checking data Consistency of file systems.

•Dealing with user id deletion with removing entries from CRONTAB.

•Maintaining the CPU & Memory utilization of SUN Servers reports on the WEB.

•Writing Scripts for automating and testing the code.

•Scheduling full and incremental backups using NetBackup on daily, weekly and monthly basis.

•Patched management and regular system updates on UNIX production servers

•Deployed code to production environments for various applications.

•Hard disk and storage allocation and management.

•Hands on experience with FTP/SFTP to establish connectivity between various client

Environment: VxVM, Shell Scripting, UNIX/LINUX, Windows

Client: IBM India November 2011 – January 2015

Role: Linux Administrator

IBM is supporting State Street Corporation’s Release Engineering and Release Distribution across all the countries 24/7 support using the rational tools. As a Project Lead Responsible for all the Line of business of software build, release & distribution for the customer source code and vendor code. My role is as follows

Responsibilities:

•Working as per ITIL Procedure with No breach of SLA.

•Installation, Configuration of Solaris operating systems.

•User administration, management & archiving.

•Configuring NFS, and disk space management on SUN servers.

•Monitoring & Managing OS file systems under thresh hold.

•Maintaining the CPU & Memory utilization of SUN Servers.

•Creating new file systems, managing and checking data consistency of file systems.

•Experience with adding and configuring devices like Hard disks, HBA’s etc.

•Improve automation and productivity of backups through scripting enhancements

•Troubleshoot crontab issues.

•Wrote puppet manifests, custom modules, and custom facts. Wrote scripts to use cloud vendor's API to push Puppet updates from Puppet.

•Working knowledge on Solaris10 Zones configuration, maintenance.

•Adding file systems online to the zones.

•Working with Vendor like Oracle & MVSS regarding Software & Hardware Trouble tickets.

•Handling OS related issues, patch updating and java upgradation.

•Coordinating with customer, hardware vendors, and other support groups to investigate and resolve problems.

•Responsible for change management, troubleshooting and resolution of server problems and for end users support.

•Process administration and management like monitoring, start/stop/kill various processes/ sub processes.

•Implementing and Managing Disks and Disk Groups, using VERITAS Volume Manager.

•Creating and Configuring Volumes, plex, sub-disks.

•Troubleshooting the Plex issues in VERITAS.

•Growing and shrinking the file systems online (VxFs).

•Configuring and Managing RAID levels.

•Starting and stopping Apache server.

Release Engineering:

•Responsible for doing Build forge POC for the selected application by CM Team.

•Responsible for automating build and deployment process using.

•Identifying the tasks for transformation and automate using Perl scripts.

•Responsible for independently verifying deployment packages with Clear Case to ensure audit completeness of packages.

•Remediate package issues with application developers.

•Build UNIX TAR deployment packages.

•Identify and implement improvement possibilities to current procedures and processes.

•Create and maintain documentation.

•Provide status reports, service level metrics, and analysis to management.

Deployment Services:

•Coordinate and facilitate software code deployments to all platforms including Windows, UNIX, intranet/WWW (Weblogic), Oracle, Sybase, MS SQL, Lotus Notes and VMS in accordance with Deployment Services Standard Operating Procedures.

•Perform pre-execution validation to ensure deployment readiness, increase accuracy and reduce risk to business.

•Manage resolution of code move package and form issues.

•Manage reassignment of specific work to infrastructure teams.

•Monitor and verify deployments are completed as scheduled.

•Provide advanced technical assistance and coordination for large and complicated deployment requests.

•Provide rotational on-call Deployment support.

•Create and maintain process and training documentation which strengthens audit compliance.

•Identify and implement improvement possibilities to current procedures and processes.

•Provide status reports, service level metrics, and analysis to management.

Environment: Windows 2003, Solaris 9.0, AIX, Rational clearcase 7.0, Rational Team Concert 2.0.2, Rational Build Forge 7.0, Tivoli Manager, Hudson 2.2 & Subversion 1.7.

Client: DCM DATA SYSTEMS PVT LTD, India April 2010 – Oct 2011

Role: System Administrator

Responsibilities:

•Installing, maintaining and troubleshooting Clear Case on Solaris and Windows Platforms.

•Set up and manage the parallel development environment by using branches,

•Different configuration specification rules, etc.

•Define and implement the development policies by using Clear Case triggers,

•Attributes, Labels, Hyperlinks etc.

•Troubleshoot the Clear Case system due to User’s abuse or other reasons and

•Assist the developer’s Clear Case usage

•Reformat the Vobs and Views from the old Clear Case version and migrate the

•Vobs and Views from the other server.

•As a site admin for clear case environment, my responsibility includes maintenance of over 150GB of storage, devising, implementation of business process pertaining to usage of Clear case on the site.

•Plan Vobs and Views for developers.

•In charge of complete backup of VOB.

•Handled VOB reformatting.

•Experience in handling servers on Intel and Sparc platform.

•Knowledge of Configuring Clear Case in an Inter-op Setup.

•Creating Reports and Managing Builds with Clear Case

•Handled VOB Movement & VIEW Movement activities.

•Very good knowledge on Scheduling Tasks.

•Clear experience on clear case License renewal process.

•Experience of Upgrading clear case on Both Sun Solaris and windows environment

•Knowledge of General networking concepts and applications.

Environment: UNIX/WINDOWS/LINUX/CLEARCASE.

Client: INTAC SOLUTIONS PVT LTD, India February 2009 – March 2010

Role: UNIX Administrator

Responsibilities:

•Managing Disk File Systems, Server Performance, Users Creation and Granting File Access Permissions.

•Installing and Configuring VERITAS Volume Manager & Cluster

•Monitoring Disk, CPU Temperature and Memory Performance of Clusters.

•Configuring Raid 1, 5

•Configuring SSH & Installing Patches & Packages

•Configuring NIS, NFS and JumpStart Servers.

•Administration of Sun Servers and Observer Volume Usages.

•Managing Disk File Systems, Server Performance, Users Creation and Granting File Access Permissions.

•Configuring and Troubleshooting of various services like NFS, SSH, Telnet, FTP on UNIX platform.

•Responsible for monitoring and controlling multiple Unix/Solaris Servers directly through Operating System and utilizing various system Utilities.

•Update and maintain support procedures, and process documentation and Logs.

•Configuring NFS, AUTOfs and Cachefs for improving efficiency of the network.

•Using Crontab for automating various Administrative tasks.

•Troubleshooting System and Boot Problems.

•Configuring New Disks, Creating, Monitoring, Tuning and Troubleshooting File Systems.

•Configuring & Managing Printers.

•Troubleshooting Hardware & Software problems and lending support.

•Installed and configured Administrated and Managed WebLogic Servers on Solaris v8/9, Red-Hat Advanced Server v2.1 for development and staging.

•Involved in configuration management, software deployment, change management, performance monitoring, and application maintenance.

•Used Administration Console and WebLogic Admin utility to configure and administer the WebLogic Administration Server and Managed Servers.

•Experience in updating O/S maintenance and modification levels by applying software patches and fixes.

•Creating new file systems, managing and checking data consistency of file system

Environment: Windows, Sun Solaris, Rational Clear Case, WebLogic.

Client: HCL INFOTECH Ltd, INDIA December 2007 – January 2009

Role: SYSTEM ADMINISTRATOR

Responsibilities:

•Installation of operating systems, windows server 2003, windows XP, Vista.

•Configuring and Managing DNS, DHCP on Windows Server 2003.

•Configuring and Managing RAID 1 on Servers.

•Troubleshoot PC hardware issues.

•Taking the Backup of the Data using NTBackup tool.

•Monitor and manage user resources on systems including disc space, memory, and network access

•Set-up of new servers i.e. Windows Server 2003/2000, ISA 2004, Exchange Server 2003.

•Centralized McAfee Anti-virus for Servers, Client Deployment and Regular Updates

•Configuring and managing Active Directory services (ADS).

•Maintaining Additional domain controller

•Configuration of group policies and restricting users to access the resources

•Restriction of websites by ISA server 2004

•Configuring different client connectivity’s like HTTP, and POP3.

•Microsoft Exchange Serv. 2010 Configuration, Clustering, Migration.

•Sun-Solaris Servers configuration on SPARC

•Red-Hat Linux installation and Maintenance.

• Software configuration Management process.

•figuring Emails on I-phone & Blackberry

•DR activity and Support

Environment: WINDOWS, ISA SERVER.

Trainings:

•IBM-Rational ClearCase Administration from IBM.

•IBM-Rational ClearCase Multisite Administration from IBM.

•IBM-Rational Clear Quest Administration from IBM.

•IBM-Rational Team Concert

• IBM-Rational Build Forge Administration from IBM.

•Autosys

•ITIL V3 Training

Education:

Maters in computer Application - OSMANIA UNIVERSITY.

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