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Ubaid KH

Linux System Administrator

Experienced Linux Administrator with expertise in managing and securing Linux servers. Skilled in automation, troubleshooting, and service configurations with a strong background in system administration and network security. Passionate about creating efficient, secure, and scalable infrastructure solutions.

Services

I provide comprehensive Linux administration services to ensure your systems are secure, optimized, and running smoothly. With expertise across various distributions and tools, I can handle everything from basic server setup to complex infrastructure management.

Linux Server Setup & Administration

I provide complete Linux server setup, optimization, and troubleshooting. This includes user & group management, SSH hardening, firewall configuration, disk management, process monitoring, and automated task scheduling.

Web Hosting & cPanel/WHM Management

I configure and manage hosting environments using cPanel/WHM, including FTP setup, website deployment, account management, backups, and migration between hosting providers. I also manage IP-based and name-based virtual hosting.

DNS Configuration & Network Management

I handle end-to-end DNS management, including A, MX, CNAME, TXT, and CAA records, nameserver setup, domain mapping, and troubleshooting using tools like dig, nslookup, and trace. I also provide IP blocking, firewall rules, and network-level security.

LAMP/LEMP Server & Web Application Deployment

I set up Apache, PHP, and MySQL servers (LAMP/LEMP) with proper configuration and hardening. This includes PHP compilation, database setup, mail server configuration, virtual hosts, SSL setup, and performance tuning.

Security, Malware Removal & Server Hardening

I secure servers using best practices, including firewall rules, SSH security, malware scanning/removal, file permission hardening, and log analysis. I also secure WordPress, cPanel services, and mail servers.

Shell Scripting & Automation Solutions

I automate server operations using Bash scripting, including backup automation, cron scheduling, package updates, monitoring scripts, and custom workflow automation for system administration tasks.

Education

My educational background in computer science provides a strong foundation for my technical expertise. I combine theoretical knowledge with practical experience to deliver effective solutions.

BSC Computer Science, Calicut University
2020-2023 | Graduated with distinction

Coursework included Operating Systems, Computer Networks, Database Management, and Cybersecurity fundamentals. Completed several Linux administration projects during this period and participated in technical workshops.

MCA Computer Application, Bharathiar University
2024-Present | Currently pursuing

Advanced studies in software development, cloud computing, and system administration with a focus on enterprise solutions. Currently maintaining excellent academic performance while working on practical Linux administration projects.

Projects

Here are some of the key projects I've implemented to demonstrate my Linux administration skills. Each project showcases different aspects of system administration and infrastructure management.

BIND DNS Server

Configured a secure and scalable DNS server with forward and reverse zones, DNSSEC, and ACLs for network access control. Implemented monitoring and logging for DNS queries.

FastCGI Configuration

Optimized PHP processing with FastCGI on Apache, improving website performance by 40% for high-traffic applications. Implemented proper process management and resource limits.

LEMP Stack (Drupal)

Deployed a production-ready LEMP stack with Nginx, PHP-FPM, MySQL, and Drupal CMS, implementing caching, security measures, and automated deployment scripts.

Apache with ModSecurity

Set up Apache web server with ModSecurity WAF, custom rule sets, and automated log analysis for enhanced security. Reduced malicious traffic by 95%.

Nagios on AlmaLinux

Implemented comprehensive server monitoring with Nagios on AlmaLinux, monitoring 50+ services across 10 servers with custom plugins and alerting system.

Certificates

My professional certifications demonstrate my commitment to continuous learning and expertise in various technologies. These certifications validate my skills and knowledge in Linux administration, database management, and web hosting technologies.

MySQL Certification

HackerRank
Completed: 2023

Comprehensive certification covering MySQL database administration, optimization, security, and performance tuning. Skills include database design, backup/recovery, and query optimization.

Big Data & Data Science

National Council for Technology & Training
Completed: 2023

Advanced certification in Big Data technologies and Data Science methodologies. Covers Hadoop ecosystem, data analytics, machine learning basics, and data visualization techniques.

Computer Hardware & Networking

A+ Certification Equivalent
Completed: 2020

Comprehensive hardware and networking certification covering PC assembly, troubleshooting, network configuration, and infrastructure management. Includes hands-on lab experience.

cPanel Professional

cPanel University
Completed: 2025

Professional certification in cPanel administration covering server management, WHM configuration, account management, security best practices, and troubleshooting common issues.

WHM Administration

cPanel University
Completed: 2025

Advanced WHM administration certification focusing on server configuration, package management, DNS configuration, Apache optimization, and server security implementation.

Imunify360 Security

cPanel University
Completed: 2025

Specialized security certification covering Imunify360 deployment, configuration, malware detection, firewall management, and security automation for Linux servers.

Contact Me

Interested in working together? Send me a message and I'll respond as soon as possible. Let's discuss how I can help with your Linux administration needs.

Or contact me directly:

ubaidkhamzaa@gmail.com +91 9072788258