Linux Engineer Course Syllabus

Module 1: Introduction to Linux

• Overview of Linux and Open Source

  • What is Linux?

  • The History of Linux and Open Source Software

  • Linux Distributions: Ubuntu, CentOS, Red Hat, Debian

  • Differences Between Linux and Other Operating Systems

• Linux File System

  • Linux Directory Structure and File Types

  • Understanding File Permissions (Read, Write, Execute)

  • File Ownership and Group Management

  • Mounting and Unmounting File Systems

Module 2: Linux Installation and Configuration

• Installing Linux on Various Platforms

  • Installation Methods (Live USB, Virtual Machine, Bare Metal)

  • Partitioning and Formatting Disks

  • Setting up Dual Boot with Linux and Other OS

• Post-Installation Configuration

  • Initial System Setup (Timezone, Language, Network Configuration)

  • Software Package Management (APT, YUM, DNF)

  • Installing and Configuring Essential Software and Tools

• System Updates and Patches

  • Managing System Updates

  • Automating Updates and Security Patches

Module 3: Linux Command Line Basics

• Navigating the Command Line

  • Basic Linux Commands (ls, cd, cp, mv, rm, mkdir)

  • File System Navigation and Searching (find, locate)

  • Text Editors (vi, nano, vim)

• Working with Files and Directories

  • File Manipulation (copying, moving, deleting files)

  • Creating and Modifying Files (touch, nano, cat)

  • Redirection and Pipes

• Shell Scripting Basics

  • Writing Basic Shell Scripts

  • Using Variables and Functions

  • Loops and Conditional Statements

Module 4: User and Group Management

• Managing Users and Groups

  • Adding and Removing Users and Groups

  • Modifying User and Group Details (usermod, groupmod)

  • Managing User Passwords and Authentication

• File Permissions and Access Control

  • Understanding and Modifying File Permissions (chmod, chown, chgrp)

  • Using umask for Default Permissions

  • Access Control Lists (ACLs)

• Sudo and Root Access Management

  • Understanding the sudo Command

  • Granting and Revoking Root Privileges

Module 5: Networking in Linux

• Basic Networking Concepts

  • Network Interfaces and IP Addressing

  • Configuring Static and Dynamic IP Addresses

  • Networking Tools (ping, ifconfig, netstat, ip)

• Configuring Network Services

  • Setting Up DNS, DHCP, and NTP Clients

  • Configuring Firewall (iptables, ufw)

  • Managing VPN Connections (OpenVPN, IPsec)

• Network Troubleshooting

  • Diagnosing Network Issues

  • Using Tools like traceroute, nslookup, tcpdump, netstat

  • Troubleshooting Common Connectivity Problems

Module 6: Process and Service Management

• Managing Processes

  • Viewing and Controlling Running Processes (ps, top, kill)

  • Managing Process Priority (nice, renice)

  • Background and Foreground Processes

• Service Management with Systemd

  • Understanding systemd and systemctl

  • Managing Services (Start, Stop, Restart, Enable)

  • Creating Custom systemd Services

• Log Management

  • Understanding Linux Log Files

  • Managing Log Files (logrotate)

  • Troubleshooting Using Logs (syslog, dmesg, journalctl)

Module 7: Storage Management in Linux

• Disk Partitioning and File Systems

  • Understanding Disk Partitioning (fdisk, parted)

  • Configuring LVM (Logical Volume Management)

  • Creating and Managing File Systems (ext4, xfs)

• Mounting and Unmounting File Systems

  • Manual Mounting with mount and umount

  • Automating File System Mounting (fstab)

• Disk Usage and Management

  • Checking Disk Space Usage (df, du)

  • Managing Disk Quotas

  • RAID Configuration and Management (Software RAID)

Module 8: Linux Security

• Basic Linux Security Concepts

  • Understanding Linux Security Model

  • Using SELinux and AppArmor for Enhanced Security

  • Securing SSH and Remote Access

• User Authentication and Authorization

  • Configuring PAM (Pluggable Authentication Modules)

  • SSH Key Authentication

  • Two-Factor Authentication (2FA) Setup

• Hardening Linux Systems

  • Securing File Systems and Directories

  • Disabling Unnecessary Services and Ports

  • Auditing System Logs for Security Threats

Module 9: Automation and Scheduling

• Cron Jobs and Task Scheduling

  • Creating and Managing Cron Jobs

  • Automating Backups and System Tasks

• Configuration Management with Ansible

  • Introduction to Ansible for System Automation

  • Writing Ansible Playbooks

  • Automating Common System Admin Tasks

• Backup and Restore Automation

  • Setting Up Backup Jobs with rsync and tar

  • Automating System Snapshots

Module 10: Virtualization and Containers

• Virtualization Concepts

  • Introduction to Virtualization (KVM, VirtualBox, VMware)

  • Creating and Managing Virtual Machines in Linux

  • Resource Allocation for Virtual Machines

• Containers and Docker

  • Introduction to Containerization and Docker

  • Creating and Managing Docker Containers

  • Docker Networking and Volumes

  • Docker Compose for Multi-Container Applications

• Orchestration with Kubernetes

  • Introduction to Kubernetes

  • Setting up and Managing Kubernetes Clusters

  • Deploying Applications in Kubernetes

Module 11: Linux Troubleshooting and Performance Tuning

• Linux Performance Monitoring

  • Using top, htop, iotop, and vmstat

  • Monitoring System Resources (CPU, Memory, Disk)

  • Identifying Bottlenecks in Linux Systems

• Advanced Troubleshooting

  • Network Troubleshooting with tcpdump, wireshark

  • Debugging System Crashes and Kernel Panics

  • Optimizing System Performance (CPU and Memory Tuning)

Module 12: Career Development and Interview Preparation

• Resume and Cover Letter Writing

  • Crafting a Technical Resume for Linux Engineer Roles

  • Cover Letter Writing Tips

• Job Search and Interview Techniques

  • Finding Linux Engineer Job Opportunities

  • Preparing for Technical Interviews and Practical Tests

  • Behavioral Interview Strategies

• Mock Interviews and Review

  • Practicing Linux Technical Problems and Solutions

  • Mock Interviews and Feedback

This syllabus covers all the key aspects necessary for becoming a skilled Linux Engineer, from basic Linux system administration to advanced topics like virtualization and containerization.