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Linux Administrator Resume

Burbank, CA

SUMMARY

  • Over 6 years of Linux Administration experience working on RHEL 6.x/7.x system administration. Extensive experience on RHEL networking, package and patch management, Identity management, SAMBA, NFS, DNS, FTP, Postfix, Firewall, SELinux, Troubleshooting hardware/software issues and Windows Active Directory. Working knowledge of Amazon Web Services (AWS) cloud computing platform.

PROFESSIONAL EXPERIENCE

Confidential, BURBANK, CA

LINUX ADMINISTRATOR

Responsibilities:

  • Installation, configuration and maintenance of RHEL 6.x/7.x VM and Physical server.
  • Create and configure VMs using VMWARE vCENTER and RHEL installation through kickstart/template.
  • Configure Logical Volume Manager for creation of Physical Volume / Volume groups / Logical Volume and File systems in LINUX.
  • Installation, configuration, and troubleshooting DNS, NFS, SAMBA, Postfix, FTP, SMTP and other OS services.
  • Experience with installation and configuration of ESXi and Windows 2016 server. User and host management through Windows Active Directory (AD).
  • Performed configuration changes to OS, software and firmware upgrades with in maintenance timeframe with appropriate change management approvals from ServiceNow Ticketing.
  • Diagnose and resolve systems hardware/software related issues and document root cause analysis.
  • Automate administration task through use of ansible and shell scripts.
  • Experience with Filesystem and VM Backup/Restore using NetBackup.
  • Storage provisioning to ESXi hosts through ONTAP System Manager 9.6
  • Self - starter, self-motivated and quick learner. Excellent interpersonal communication and problem solving skills. Ability to work in a team or independently.
  • Experience in Performance Monitoring, Security, Troubleshooting, Maintenance and support.
  • Rotating On-Call 24/7 production support.
  • Working closely with other business units like Development, DBA, Middleware, SAN Admin and other product vendors.

Confidential, PEAPACK, NJ

LINUX ADMINISTRATOR

Responsibilities:

  • Responsible for installation and configuration of RHEL 6.x/7.x VM through vCenter and kickstart.
  • Integrate RHEL VMs to Satellite 6.x for Lifecycle management and upgrades. Use YUM for package management.
  • Configure LVM, Filesystems, DNS, NFS, SAMBA, Postfix, FTP, SMTP and Identity Management for user and host management.
  • Install and configure ESXi and Veritas NetBackup 8.x client for Linux servers. Backup/Restore using NetBackup.
  • Coordinate with different teams to perform configuration changes to OS, software and firmware upgrades to hardware with appropriate change management approvals through Remedy.
  • Setup and configure firewall rules using firewalld.
  • Diagnose and resolve systems hardware/software related issues and document root cause analysis.
  • Automate administration task through use of ansible and shell scripts.
  • Knowledge of iSCSI, SELinux and MariaDB.
  • Working knowledge of Amazon Web Services (AWS) cloud computing platform.
  • Administration and configuration of EC2, EC2 Auto Scaling and Elastic Load Balancing.
  • Storage administration of Amazon Simple Storage Service (S3), Elastic Block Store (EBS), Elastic File System (EFS), Glacier and Storage Gateway. Good understanding of Amazon Snow Family Physical devices.
  • Network administration using Route 53, CloudFront, virtual private gateways, Network ACLs, Security groups and Virtual Private Cloud (VPC) which includes Elastic IPs, Internet Gateways, NAT Gateways, Endpoints and VPC peering.
  • Administration of amazon RDS, DynamoDB and ElastiCache
  • User management through Identity and Access Management (IAM).

Confidential

LINUX ADMINISTRATOR

Responsibilities:

  • Installation, Configuration, Backup/Restore and Maintenance of Red Hat Linux 6.x.
  • Using VMWARE vCenter create virtual machine (VM), clone VM from template and deploy VM using OVA file.
  • Configuring and setting up NFS file systems.
  • Installed and configured SAMBA server for Windows and Linux connectivity.
  • Established YUM repositories used in conjunction with the kick start server.
  • Experience in systems upgrades, patching Linux OS
  • Creating and maintaining user accounts, profiles and ACLs
  • Created and modified users and groups with SUDO access
  • Creating and managing filesystems as per business requirement.
  • Hands-on experience in diagnosing, troubleshooting various networking concepts, hardware & Linux/ UNIX

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