Master Linux Admin for DevOps & SRE (2025) | Hands-On System Administration, Bash Scripting & Networking

What you'll learn

Master Linux Administration – Learn essential Linux skills for system administration, including file management, user permissions, networking, and automation.

Prepare for DevOps & SRE Roles – Gain hands-on experience with Linux fundamentals required for Site Reliability Engineering (SRE) and DevOps careers.

Enhance Your Command-Line & Scripting Skills – Become proficient in Linux CLI commands, shell scripting, and process management to automate tasks efficiently.

Crush Your Tech Interviews – Get interview-ready with real-world Linux & Networking Q&A, troubleshooting exercises, and hands-on challenges designed to help you

Understand Linux Networking & Security – Learn how to configure network interfaces, firewalls, security settings, and troubleshoot system performance issues.

Optimize Linux for High Performance – Master resource management, ulimit, sysctl tuning, and system debugging to ensure maximum efficiency.

Become Job-Ready for SRE & DevOps – Get a strong foundation in Linux, Networking, and troubleshooting to land your first job or advance your career.

Requirements

No prior Linux or DevOps experience is required! This course is designed for beginners and intermediate learners looking to master Linux for SRE, DevOps, and tech interviews.

A computer (Windows, macOS, or Linux) – You'll need a system where you can install and use Linux (or a virtual machine).

Basic computer skills – You should be comfortable using a computer, browsing the internet, and installing software.

A willingness to learn – This course is hands-on and practical, so come ready to practice, experiment, and improve your skills!

Description

Master Linux Administration for DevOps & SRE (2025) – Become a Job-Ready EngineerLearn Linux System Administration, Bash Scripting, Networking, and Troubleshooting with Hands-On Labs.Are you ready to master Linux and launch your career in DevOps and SRE? This hands-on, job-focused course is designed to take you from beginner to pro in Linux system administration, equipping you with essential skills for high-paying DevOps and SRE roles in 2025.Why Learn Linux for DevOps and SRE?96% of cloud servers run on Linux – Linux is the foundation of DevOps and Cloud Computing.High demand for DevOps and SRE Engineers – Companies actively hire professionals with Linux expertise.Mastering Linux opens career opportunities – Whether you are a beginner or an IT professional, this course helps you stand out.What You Will LearnLinux System Administration – Master essential Linux commands and shell scripting.Bash Scripting and Automation – Automate tasks and improve efficiency.Networking and Security – Configure IPs, firewalls, DNS, and secure servers.Troubleshooting and Performance Tuning – Diagnose and resolve system issues.Cloud and DevOps Integration – Learn Linux in AWS, Docker, Kubernetes, and CI/CD pipelines.This course includes hands-on training, real-world scenarios, labs, and projects to reinforce learning.Who Is This Course For?Beginners – No prior Linux experience required.Aspiring DevOps and SRE Engineers – Build a strong Linux foundation for AWS, Docker, Kubernetes, and CI/CD.System Administrators and IT Professionals – Upgrade your skills and expand job opportunities.Cloud Engineers – Strengthen Linux knowledge for AWS, Azure, and Google Cloud.What Makes This Course Unique?Updated for 2025 – Learn the latest Linux and DevOps best practices.Hands-On Learning – Real-world labs, challenges, and exercises.Expert-Led Training – Taught by an experienced Linux and DevOps professional.Certificate of Completion – Showcase your Linux expertise to potential employers.Lifetime Access – Learn at your own pace with full course content available anytime.Ready to Master Linux and Advance Your Career?Enroll now and become a Linux Administrator, DevOps Engineer, or SRE professional in 2025. Gain the skills and confidence to succeed in this high-demand industry.Click "Enroll Now" and start your Linux journey today!

Overview

Section 1: Linux Fundamentals

Lecture 1 Introduction

Lecture 2 Linux Fundamentals: What You Need to Know

Lecture 3 The History of Linux: From Unix to Today

Lecture 4 How Linux is Used in the Real World

Lecture 5 The GNU Project & Open Source Revolution

Lecture 6 What Happens When You Press the Power Button?

Lecture 7 PID 1 & The First Process in Linux

Lecture 8 Parent & Child Processes: Who Runs What?

Lecture 9 Installing Linux: Step-by-Step Demo

Lecture 10 Setting Up Nginx on Linux: Quick Guide

Lecture 11 SysV Init Explained: The Old Startup System

Lecture 12 Text Mode vs. Graphical Mode in Linux

Lecture 13 Systemd vs. SysV Init: The Big Debate

Lecture 14 Mastering Systemd: Managing Services in Linux

Lecture 15 Hang in there!

Lecture 16 User Management in Linux: Adding & Controlling Users

Lecture 17 Linux Group Management: Organizing Users Effectively

Lecture 18 File Permissions in Linux: Who Can Access What?

Lecture 19 Ownership & Permissions: Securing Your Files

Lecture 20 Mastering sudo: Running Commands as Root

Lecture 21 Introduction to Linux Filesystems: How Data is Stored

Lecture 22 Partitions in Linux: Managing Disks Like a Pro

Lecture 23 Mounting Drives in Linux: How It Works

Lecture 24 Fstab & Permanent Mounting: Automating Drive Mounts

Lecture 25 Filesystem Hierarchy (FHS): Understanding Linux Directories

Lecture 26 Filesystem Hierarchy Part 2: What Goes Where?

Lecture 27 Filesystem Hierarchy Part 3: Deep Dive

Lecture 28 Understanding Swap Space: Memory Beyond RAM

Lecture 29 Monitoring Storage in Linux: Avoiding Disk Issues

Lecture 30 Filesystem Troubleshooting: Fixing Disk Errors

Lecture 31 Logical Volume Manager (LVM) Part 1: What It Is & Why It Matters

Lecture 32 LVM Part 2: Expanding & Managing Storage Dynamically

Lecture 33 Nice & Renice: Controlling Process Priorities

Lecture 34 Monitoring Processes with top & htop

Lecture 35 Killing Processes in Linux: When & How to Do It

Lecture 36 Advanced Process Debugging: Using strace & lsof

Lecture 37 Introduction to Shell Scripting: Automate Like a Pro

Lecture 38 Shell Scripting Part 2: Writing Your First Script

Lecture 39 Shell Variables: Storing & Using Data

Lecture 40 Understanding Conditionals in Shell Scripts

Lecture 41 Advanced If Statements & Logic in Shell Scripts

Lecture 42 Conditionals Part 3: Nested Conditions & Case Statements

Lecture 43 Introduction to Loops in Shell Scripts

Lecture 44 For Loops: Automating Repeated Tasks

Lecture 45 While Loops: When You Need Continuous Execution

Lecture 46 While Loops Part 2: More Examples & Use Cases

Lecture 47 While Loops Part 3 More Examples & Use Cases

Lecture 48 Mastering Automation Writing Shell Scripts for Everyday Tasks

Lecture 49 Cron Jobs Automating Repetitive Tasks

Lecture 50 Crontab vs. cron.d: What's the Difference?

Lecture 51 The at Command: One-Time Scheduled Tasks

Lecture 52 System Performance Tuning: The Essentials

Lecture 53 Performance Optimization Part 2: Advanced Techniques

Lecture 54 Monitoring CPU & Memory with top and free

Lecture 55 Understanding ulimit Preventing System Overload

Lecture 56 Ulimit Part 2: Practical Configurations

Lecture 57 Sysctl Explained: Tuning the Linux Kernel

Lecture 58 System Monitoring with sar & vmstat

Lecture 59 Troubleshooting System Performance: Finding Bottlenecks

Lecture 60 Linux Logs 101: Understanding System Logging

Lecture 61 Linux System Logging Part2

Lecture 62 Journalctl: Reading & Managing Systemd Logs

Lecture 63 Log Rotation: Keeping Log Files Under Control

Lecture 64 Best Practices for Managing Linux Logs

Lecture 65 Common Issues & Best Practices for Troubleshooting

Lecture 66 Using Ping, Traceroute, and Netstat for Network Debugging

Lecture 67 Syscalls & Their Role in Linux Performance

Lecture 68 Real-World Troubleshooting: Solving a Server Issue

Lecture 69 Great Job! Linux Chapter Complete – What's Next

Section 2: Network Fundamentals

Lecture 70 Networking 101: Introduction & The OSI Model

Lecture 71 IP Addressing & Subnetting Explained

Lecture 72 Public vs. Private IPs: What's the Difference?

Lecture 73 DNS Explained: How The Internet Finds Everything

Lecture 74 Firewalls & Ports: How Traffic is Secured

Lecture 75 Understanding iptables: Linux Firewall Basics

Lecture 76 Best Practices for Secure & Efficient Networking

Lecture 77 Network Configuration & Management: Getting Started

Lecture 78 ifconfig vs. ip Command: Managing Network Interfaces

Lecture 79 Default Gateway: How Traffic Leaves Your Network

Lecture 80 Static Routing: Directing Traffic Like a Pro

Lecture 81 Network Troubleshooting: Using Ping & Traceroute

Lecture 82 Traffic Analysis with tcpdump: Capturing Network Packets

Lecture 83 Wireshark Deep Dive: Visualizing Network Traffic

Lecture 84 iftop & nload: Monitoring Real-Time Network Traffic

Lecture 85 Networking Recap: Summary Before Load Balancing

Lecture 86 Introduction to Load Balancers & Reverse Proxies

Lecture 87 Layer 4 vs. Layer 7 Load Balancing: What's the Difference?

Lecture 88 HAProxy Part 1: Load Balancing Basics

Lecture 89 HAProxy Part 2: Advanced Configurations

Lecture 90 Load Balancing Strategies: Choosing The Right One

Lecture 91 Round Robin Load Balancing: How It Works

Lecture 92 Least Connections Load Balancing: Why It's Efficient

Lecture 93 Weighted Round Robin: Customizing Load Distribution

Lecture 94 Weighted Least Connections: Smarter Traffic Routing

Lecture 95 IP Hash Load Balancing: Keeping Sessions Consistent

Lecture 96 Least Response Time: The Fastest Server Wins

Lecture 97 Random Load Balancing: When Simplicity Works

Lecture 98 Least Bandwidth: Directing Traffic Based on Usage

Lecture 99 Reverse Proxy Explained: How It Optimizes & Secures Traffic

Lecture 100 Nginx as a Reverse Proxy: Setup & Best Practices

Lecture 101 Reverse Proxy Hands-On: Nginx Assignment

Lecture 102 Load Balancing & Reverse Proxy Summary

Lecture 103 VPN 101: What It Is & Why You Need One

Lecture 104 VPN Protocols: Which One Is Right for You?

Lecture 105 VPN Best Practices: Securing Your Connection

Lecture 106 Hardware VPNs: When You Need More Than Software

Lecture 107 High Availability Networking: Keeping Systems Online

Lecture 108 Bonding Modes: Network Redundancy & Speed Boost

Lecture 109 NIC Teaming: Combining Interfaces for Performance

Lecture 110 Network Bonding Demo: How It Works

Lecture 111 Network Bonding Demo Part 2: Advanced Config

Lecture 112 NIC Teaming Demo: Hands-On Walkthrough

Lecture 113 Network Failover & High Availability Wrap-Up

Lecture 114 Keepalived Explained: Ensuring Failover & Redundancy

Lecture 115 Keepalived Hands-On Demo

Lecture 116 Keepalived Wrap-Up: Final Thoughts on HA

Lecture 117 Network Monitoring Tools

Lecture 118 Cloud Networking Essentials: Introduction

Lecture 119 VPC Part 1: Understanding Virtual Private Clouds

Lecture 120 VPC Part 2: Subnets, Gateways & Security

Lecture 121 Networking in the Cloud: How It Works

Section 3: Interview Prep

Lecture 122 Interview Prep 101 Why These Questions Matter

Lecture 123 Linux Interview Warm-Up Must-Know Basics!

Lecture 124 Linux Interview Challenge Intermediate-Level Questions

Lecture 125 Ace Your Linux Interview Advanced Questions & Scenarios

Lecture 126 Networking Interview Kickstart Essential Basics

Lecture 127 Think Like an Engineer Intermediate Networking Questions

Lecture 128 Advanced Networking Questions – Part 1 Can You Solve These

Lecture 129 Advanced Networking Questions – Part 2 The Toughest Scenarios!

Lecture 130 You Did It. Time to Shine!

Aspiring DevOps Engineers & SREs – If you're looking to break into DevOps, Site Reliability Engineering (SRE), or Cloud Engineering, this course gives you a solid Linux foundation to get started.,Beginners in Linux & System Administration – If you're new to Linux but want to master the command line, administration, and networking, this course makes learning easy and hands-on.,Developers & IT Professionals – If you're a developer, system admin, or IT specialist looking to upgrade your Linux skills for career growth, this course helps you build real-world expertise.,Job Seekers Preparing for Interviews – If you're applying for DevOps, SRE, or Linux-related roles, this course covers essential Linux & Networking interview questions to help you stand out and get hired.,Students & Self-Learners – If you're passionate about technology, cloud computing, or automation, this course gives you a strong foundation to build upon.