Active Directory Linux System

Syed Haider Ali

Email: ***********@*****.***

Contact Number: 551-***-****

SUMMARY

Linux platform Engineer with an experience of 7 years in the IT industry, ensuring that operations in a mission-critical environment ran smoothly on a daily basis. Experience in operating systems such as REHL, CentOS, Ubuntu, and Windows for their configuration, patching, troubleshooting, and maintenance. Brilliant expertise in DevOps tools like Ansible, Ansible tower, GIT, GIT Hub, Docker, and Kubernetes. Working expertise in Virtualization, AWS, NFS, LVM, NIC Bounding, Apache, handling tickets, (JIRA, SNOW) and managing incidents, Networking Protocols, etc.

SKILL SET

oOperating Systems (CentOS, Ubuntu, Windows, REHL).

oVirtualization such as Vcenter, Vmotion, VMware, Vsphere, ESXi.

oDevOps tools like Ansible, Git, Git Lab, Docker, Kubernetes.

oAmazon Web Services (Cloud Watch, VPCs, EC2 instances, S3, IAM, ELB, VPC, EBS)

oProvisioning, Patching and Decommissioning of Servers.

oFile System Management, Users, Groups account management.

oNIC Bounding and Networking protocols like TCP/IP, DNS, DHCP, NFS, TFPT.

oStorage tools like LVM, RAID, SAN, NAS.

oServices such as Apache, HTTPD, TFTP, VSFTPD

oTicketing tools such as Jira, SNOW.

oMonitoring tools like Nagios, Zabbix.

oBash and Shell scripting.

oLanguages such as YAML

oCrontab

oILO & IDRAC

oActive Directory and open LDAP, ACL.

oYum and Rpm for package Management.

oFirewall, SELinux, SSH.

WORK EXPERIENCE

Linux platform Engineer

Warner Media

(06/2020 – Present)

Creating templates for existing Virtual Machines, provisioning, configuring, and monitoring Vcenter for ESXI hosts.

Migrating VMs within a cluster from one ESXi host to another, decommissioning servers from old to new and in-place upgrading REHL 7 to REHL 8.

Configuring services into various environments and administrating application packaging processes and maintaining optimal quality applications.

Supporting developers to reliably build, test, and deploy software.

Running diagnostic tests that verify the correct hardware design.

Implemented performance capabilities and experience in load balancing and monitoring with Zabbix.

Worked on Projects from Configuring Different Applications (Nginx/Apache) and setting up Load Balancers.

Maintaining all applications, prepare ad hoc reports for various systems and assets.

Experience with Active Directory and open LDAP to query user information rapidly.

Expertise in GIT for managing playbooks, application configuration files, scripts, and Docker files/images.

Used GitLab to maximize the overall return on software development by delivering software faster and more efficiently, while strengthening the security and compliance of the organization.

Expertise in system monitoring, patches, software installation, configuration, and user management using Ansible playbooks for a quick accomplishment of tasks using Ansible Ad-hoc commands.

Experience in Amazon Web Services like S3, IAM, ELB, VPC, EBS, EFS, and CloudTrail.

Launching EC2 instances and working on Cloud Watch for providing high availability of applications of EC2 instances based on a load of applications.

Working with Kubernetes to automate the deployment and management of cloud-native applications using on-premises infrastructure or public cloud platforms.

Deploying applications in Docker containers, managing Docker repository, and creating images.

Hand-on in container orchestration, management, and pod deployment by using Kubernetes.

Managed namespaces, replica set, and implemented auto-scaling and self-healing mechanism of pods in Kubernetes.

Linux Admin

United Health Group

(11/2017 - 04/2020)

Experience in Linux system installation, configuration, management, and maintenance.

Using Jira ticketing tool for resolving user requests and incidents.

Check the server’s health by monitoring tools such as Nagios.

Configured RAID (0, 1, 5 & 6) for multiple RHEL Servers to meet client’s specified requirements by ensuring stripping or mirroring of data.

Experience in extending, migrating logical volumes, and activating and deactivating volumes on need basis.

Experience in creation of disks and logical volumes with Ext3, Ext4, Xfs file systems.

Managed file systems, disks, users and groups accounts.

Worked on hardware installation, active directory and troubleshooting.

Managed and troubleshoot network services including TCP/IP, DNS, DHCP, NFS, and TFPT.

Managed firewall rules, security, and security groups related issues.

Shared data over the network by setting up and configuring NFS server and clients.

Configured and managed NIC bounding with various arrangements.

Used bash scripting for sequencing the commands together.

Accessed down servers and by getting console (ILO) for HP servers and IDRAC for Dell servers.

Worked with Disc partitioning to manage storage issues.

Experience in job scheduling using Anacron.

Experience in evaluating servers for system performance and fine tuning the kernel.

Linux Technician

DataPrise

(11/2015 to 10/2017)

Used open-source tools and applications in Linux environment to support other teams.

Actively participated in racking and stacking of servers.

Took care of hardware issues of servers and ensured the replacement of faulty equipment.

Used RPM and YUM utilities to install and update packages.

Enhanced VMs including added memory, CPU, and hard disks.

Generated SSH key-based to exclude root password sharing.

Worked on incoming tickets and requests.

Performed troubleshooting of user-related issues.

Education:

Bachelors in Accounting and Finance

Hailey College of Commerce, Pakistan

2008

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