Building reliable systems with Linux, DevOps & Cloud.
I’m Khalid Khan, a Linux System Administrator and DevOps learner focused on practical infrastructure, automation, containers, CI/CD, and cloud technologies.
$ whoami khalid-khan $ role Linux System Administrator DevOps Engineer in Progress $ focus RHEL • AWS • Docker • CI/CD GitHub Actions • Ansible $ mission Build. Automate. Troubleshoot. Improve every day.
4+
Years Experience
90
DevOps Days
RHEL
Main Focus
About Me
A practical engineer who learns by building.
My work is centered around Linux administration, DevOps practices, and cloud infrastructure. I enjoy turning complex technical topics into clear, practical workflows, whether it is Git branching, Docker architecture, YAML syntax, CI/CD pipelines, or RHCSA-style Linux labs.
Linux System Administration
User management, permissions, storage, services, patching, monitoring, and real production troubleshooting.
Cloud & DevOps Engineering
AWS fundamentals, EC2, load balancing concepts, CI/CD workflows, Docker, GitHub Actions, and deployment flow.
Reliable Operations
Incident handling, root cause analysis, logs, performance checks, access control, and secure system practices.
Skills
Technical Toolbox
Tools and concepts I use to build, manage, automate, and troubleshoot infrastructure.
Featured Work
Projects & Practice Labs
90DaysOfDevOps Journey
A hands-on daily learning project covering Git, GitHub, Docker, YAML, CI/CD, Linux, and cloud fundamentals.
Linux Admin Practice Labs
Scenario-based Linux labs including LVM, users, sudo, ACLs, SSH, SELinux, firewall, cron, autofs, and troubleshooting.
Docker Architecture Notes
Clear technical notes explaining Client, Daemon, Registry, Images, Containers, runtime, filesystem, and metadata.
Journey
Learning Roadmap
Linux System Administration
Git & GitHub Hands-on Practice
Docker and Container Fundamentals
AWS and DevOps Learning Path
CI/CD and GitHub Actions Practice
Contact
Let’s build something reliable.
I’m interested in Linux administration, DevOps, cloud, automation, and infrastructure support opportunities.