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System Administrator Manager

Location:
Fremont, CA
Posted:
October 09, 2018

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Resume:

Wamshi Mandha

Contact No : 805-***-****

www.linkedin.com/in/wamshi-m-9600ba138 Email ID : ac7byt@r.postjobfree.com

4+ years of experience as a Linux System Administrator with a Master's Degree and a Bachelor’s Degree. Actively seeking a new project.

Summary

IT Professional with 4+ years of experience as a Linux System Administrator.

A Master’s Degree and a Bachelor’s Degree and my work experience in administration provide a solid basis on which I can build my career and experience and contribute to your company.

Experience in Linux (RedHat 4/5/6/7, CentOS 5/6/7, Ubuntu, Fedora, Debian, OpenSUSE), Unix (IBM AIX 4/5/6/7, HP-UX, Solaris 8/9/10), Windows (XP, Vista, 7/8/10) and MacOS.

Experience in System, Network Administration, and System Security.

Experience in Server Administration, Repair, and Workstation Installation/Configuration.

Experience in Installation, Configuration, Troubleshooting, Migration, Patching, Upgrades, Software Packages, Backup, Recovery, Maintenance, and support for Linux and Unix. Experience in providing Tier1 support for RedHat Linux.

Experience in Configuration of various protocols like NFS, DNS, DHCP, TCP/IP, UDP, SSL, SSH, HTTP, FTP, LDAP, SAMBA.

Configuration, Installation, and Management of Apache, Tomcat servers, mail server, MySQL databases in both development and production.

Worked with DBA's on the installation of RDMS database, restoration and log generation.

Experience on Kickstart and Jumpstart installations of POSIX-compliant systems like Solaris, CentOS, and OpenSUSE, and experience in virtual machines.

Experience in Creating, maintaining of user accounts, profiles security, permissions, disk space, partitions and mounting/unmounting file systems.

Experience in monitoring and maintaining log files, system configuration and system errors like password recovery and performance tuning.

Experience in installing, configuration and implementing of RAID (RAID0, RAID1, RAID5), and work Load Management(WLM) using Logical Volume Manager(LVM), VERITAS Volume Manager and Solaris Volume Manager.

Experience in Shell Scripting and configuring automation scripting using Crontab for daily system admin tasks.

Experience in the ticketing system, troubleshooting issues raised in operating systems, hardware, software, web servers and other remote operating systems.

Good experience in troubleshooting, documentation and good written and communication skills.

Experience in various direct attached and network connected storage concepts like NFS, SAN (Fiber Channel, ISCSI). Upgrading RPMS using YUM, Kernel, HBA Driver, Configure SAN Disks, Multipathing and LVM file Systems.

Good understanding knowledge in the concepts and implementation of Fault Tolerance, Service Oriented Architecture, Agile Methods and Software Development Life Cycle(SDLC) Methods.

Experience in providing 24/7 support for issues arising in productions for mission critical and enterprise level applications and on call rotation.

Optimistic attitude, adaptability to any environment, hardworking, responsible, capable of both team and individual tasks. Capable of quickly learning and delivering solutions as an individual and as part of a team.

An enthusiastic with a strong work ethic, analytical and problem-solving skills.

Computer Skills

Operating Systems

Linux (RedHat 5/6, Fedora, SUSE, Debian, CentOS, Ubuntu), Sun Solaris (10/9/8), HP-UX, IBM AIX 5.x,6.1,7.1 Windows 2003/2007/2008 Server, VMWARE ESX/ES and MacOS.

Hardware

Dell PowerEdge Series, ATG 10.2, HPDL Series servers, HP Blade(Proliant G7 &G8),Sun Fire Servers - E25k, E15k, 12k, E280R, E480R, V240,420R, V440, V480, V490, V880,V890 and 4800, Sun-Fire X-series and T-series Enterprise servers.

Data Centre Servers - E250, E450, E3000 and E3500

Tape Libraries - Sun StorEdge L20/L40/L60, L180 and StorageTek's 9840, A/B/C Fibrechannel

Arrays - Sun StorEdge 3130, A1000/D1000, EMC DMX 800 and 1000

Languages

Shell scripting(Bash, SH, CSH, PowerShell), C, C++, Java

Networking

HTTP,TCP/IP, NIS, NFS, DNS,LAN, NFS, NIS,SSL, SSH,FTP, DHCP, WINS, Cisco Routers / Switches and LAN

Tools

Sun Cluster 3.2, VERITAS NetBackup 6.0, VERITAS Storage Foundation Suite, Solaris Volume Manager, send mail

Web Technologies

Apache Tomcat, WebLogic 8.1/10, WebSphere, JBoss.

Software

Microsoft Access, Cloud technologies, Microsoft Office, Webmin, SQL.

Professional Experience

Apple Inc, Newark, CA November 2017 – Present

NOC Engineer System Administrator

Experience with the Change Management and escalation process. Experience with Avaya call support.

Experience and worked on large computing environment with more than 500+ servers.

Experience with virtualization(KVM) and worked in production support environment.

Monitoring environment for system alerts, respond according to procedure.

Performing proactive monitoring to minimize issues and alerts.

Performing and updating the monitoring alerts for Hosts, Ports and their URL’s.

Assist in improving documentation, system tools and procedures.

Experience in troubleshooting complex network and systems issues independently.

Managing a busy queue of tickets using the ServiceNow platform.

Troubleshooting of server issues, RAM, log files, etc.

Experience in working onsite in the data center supporting and monitoring network connectivity, resolving issues, SAP batch jobs and scheduling.

GRM Document Management. Fremont, CA. March 2017 – November 2017

System Administrator

Installed and maintained Linux and Windows Operating systems in Virtual Machines.

Installed, maintained backup, recovery, troubleshooting, and performance of various Operating Systems.

Correct errors by making appropriate changes and test the program to ensure that the desired results are produced. Change were delivered on time and error free.

Maintain legacy assembler mainframe systems. Update the systems as required by changes in business partner needs, requirements or when system fails.

Performed daily system administration tasks like managing system resources, Disk space resources, operations, and security.

Creating, Deleting and maintaining of user accounts and groups, profiles, security permissions, installing, updating and deleting packages and recovering root password.

Installed and maintaining protocols like DNS, FTP, NFS, SSL, SSH, TCP/IP, and DHCP.

Setup User ID and group ID, printing parameters, network configuration, password resolving permissions issues, user and group quota.

Responsible for maintenance of development tools and utilities to maintain shell and automation scripts. Writing Scripts for automated daily admin tasks using Crontab.

Remote system administration using tools like SSH, Telnet, and Rlogin.

Environment: Linux (RedHat, Ubuntu, Centos), UNIX (IBM AIX, HP-UX, Solaris, FreeBSD), Windows (XP, Vista, 7, 8, 10), MacOS, Virtual Machines, Switches, Shell Scripting (Bash, SH), Networking, Virtual Machines, Database.

SilverXis Inc. Irving, Texas. Sept 2015 – March 2017

Intern Linux System Administrator.

Installed, maintaining backup and recovery of various Linux Operating Systems.

Installed and maintaining Linux and Windows operating systems in Virtual Machine.

Experience in Kickstart and Jumpstart Installation of RedHat Linux. Creating, Deleting and maintaining of User accounts and groups, Profiles, Security, and Permissions.

Experience in installing upgrading and deleting software packages in Linux, Windows, and MacOS. Installing, Updating and Deleting Packages in Linux Operating System.

Experience in recovering Root password. Configured and Implemented RAID Levels (RAID0, RAID1, RAID5), Logical Volume Management(LVM) and Load Balancing.

Troubleshooting and performance tuning on various systems. Writing Scripts for automated daily admin tasks using Crontab.

Installed and maintaining protocols like DNS, FTP, NFS, SSL, SSH, TCP/IP, and DHCP.

Environment: Linux (RedHat, Ubuntu, Centos), UNIX (IBM AIX, HP-UX, Solaris, FreeBSD), Windows (XP, Vista, 7, 8, 10), MacOS, Virtual Machines, Switches, Shell Scripting (Bash, SH),Networking, Virtual Machines, Database.

Northwestern Polytechnic University. May 2015 – Aug 2016

Master’s Projects and Experience.

Fall arm and Cloud based projects in Masters, which provides remote access control and cloud storage respectively.

Worked with a team of five on different small projects based on Linux/Unix and Networking, Webservers and Internet Applications.

Successfully completed 36 credits required, covering all major technologies and subjects.

Environment: VMware, Oracle Virtual Box, Windows, Linux, MacOS, Java, HTML, MySQL, Eclipse, Webservers, Database, Networking, Cloud Computing and Internet Applications.

Reliance Info Comm. Hyderabad, India. Jan 2015 – April 2015

System Administrator.

24/7 support, troubleshoot and monitoring role.

Experienced in Kickstart, Jumpstart Installations and in Virtual Machines (VMware and Oracle Virtual Box).

Worked primarily, Installed, Configured and maintained RHEL, Ubuntu, Windows, Solaris OS on SPARC, X86 and Blade Centers.

Experienced in Installation, Configuration, Upgrades, Migration, Patches, Backup, Recovery, Maintenance and Support of RedHat, Windows, CentOS, Solaris, IBM-AIX, HP-UX. Experience in providing Tier1 support for RedHat Linux.

Experience in Creating, Maintaining of User Accounts, Profiles, Security, Permissions, Disk Space. Monitoring and maintaining log files, system errors, performance tuning.

Experienced in installing, upgrading and deleting software packages in Linux.

Experienced in Installing, Configuring and implementing of RAID (RAID0, RAID1, RAID5), Logical Volume Management(LVM) and Work Load Management(WLM).

Experienced in installing various protocols like DNS, NFS, HTTP, DHCP, TCP/IP, FTP, SSL, SSH, UDP.

Good experience in troubleshooting issues raised in operating system, webservers and remote logins, providing support for issues arising in applications.

Experienced in shell scripting and configuring automation scripting for daily system admin tasks.

Environment: Linux (RedHat, Ubuntu, Centos, Fedora, Debian), UNIX (IBM AIX, HP-UX, Solaris, FreeBSD), Windows (XP, Vista, 7, 8, 10), MacOS, Virtual Machines, Monitoring tools, Switches, Shell Scripting (Bash, SH), Networking, Webservers, Virtual Machines, Database and Veritas products.

Coign Hyderabad, India. June 2014 – Jan 2015

Intern Linux System Administrator

Experienced in Kickstart, Jumpstart Installations and in Virtual Machines (VMware and Oracle Virtual Box).

Installed and Maintaining Linux and Windows operating systems in Virtual Machines.

Experience in installing, upgrading and deleting software packages in Linux, Windows, and MacOS.

Configured and Installed protocols like DNS, FTP, NFS, SSL, SSH, TCP/IP, and DHCP.

Creating, Deleting and maintaining of user accounts and groups, profiles, security permissions and recovery root password.

Environment: Linux (RedHat, Ubuntu, Centos), UNIX (IBM AIX, HP-UX, Solaris, FreeBSD), Windows (XP, Vista, 7, 8, 10), MacOS, Virtual Machines, Switches, Shell Scripting (Bash, SH), Networking, Virtual Machines, Database.

Reliance Info Comm. Hyderabad, India. Dec 2013 – May 2014

System Administrator.

Provided user interaction, Managed and supported 50+ user networks.

Troubleshoot desktop, network and database issues.

Assisted all users experiencing operational, hardware or network connectivity problems with their computers and provide basic support for the office productivity software used within the organization.

Performed upgrades, repairs and preventive maintenance on servers, desktops, printers and other equipment.

Solid experience with networking protocols, wireless, exchange, MS products, hardware support, and repair.

Responsible for Windows Server 2008/2012 Administration and supported VOIP systems and VMware virtual environment

Managed terminal services/remote desktop administration, active directory, user account, disaster recovery.

Installed and setup network configurations for routers and switches, alerting and monitoring methodologies

Basic Linux Server Administration, understanding of database systems.

Environment: VMware, Oracle Virtual Box, Windows, Linux, MacOS, Java, HTML, MySQL, Eclipse, Webservers, Database, Networking, Cloud Computing and Internet Applications.

EDUCATION

Northwestern Polytechnic University - Bay Area, California

Master’s in computer science

Jawaharlal Nehru Technological University - Hyderabad, India

Bachelor of Technology in Computer Science



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