Noman Ahmad
- Role
- Linux Engineer at Apple
- Location
- Gainesville, VA, US
- LinkedIn followers
- 500 followers
About Noman Ahmad
Professional Linux Engineer with 7 year years of experience including infrastructure…
Experience
Linux Engineer
Feb 2020 — Present
Provide system deployment, system administration, and troubleshooting for operational support of Linux based Prod and Dev servers. Deploying and configuring Virtualization technologies such as VMware ESXi and created and managed VMs (RHEL/CentOS) and working with Vcenter for remote server access, managing VMware cluster and using vmotion for migration of resources. Managing, installing, and upgrading software packages for servers using RedHat satellite repositories. Preparation and execution of server patching and upgrade using Ansible tower patching projects. Configuration Management in different Linux flavours and configured various services such as DNS, NTP, HTTP, HTTPS, TFTP, FTP, DHCP and SAMBA. SME In incidents management, change requests and service requests where performed Root cause analysis while, strong technical background in storage, disk management, logical volume management(LVM) and logical partitioning solving network-related performance. Improving Security (vulnerability) through patching of servers using local repositories. Experience using Ansible as configuration management tool. Writing Ansible playbooks to install application stacks and patching. Using Ad-hoc commands as needed for administrative tasks. Manage Docker containers, starting, stopping, killing, running and expert in pulling Docker images. Efficiently managing clusters of Linux containers using Kubernetes. Managing name spaces, deploying pods and creating replica sets, managing health of containers. Upgraded Kubernetes for the most optimal use and stable version compatible to the infrastructure. Experience working on AWS launching EC2 instances and configure their cloud environment. Manage role, policies for S3 buckets and use S3 buckets/Glacier for storage and backup on AWS. Respond to all LINUX system problems 24x7 as a part of an on-call rotation and resolving issues promptly. Experience in Logical Volume Manager (LVM).
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