Hire the Best Unix System Administrators
in Pakistan

Since 2011, I’ve carved out a niche as a dedicated IT professional with a passion for both Linux and Windows systems. I specialize in creating resilient IT infrastructures and am committed to leveraging my dynamic expertise to solve complex technology problems. Key Strengths: Ubuntu, Debian, Centos, AlmaLinux. Redhat Nextcloud Email Server Zimbra Matrix Synapse Chat Server VPS Hosting Webhosting Apache, Nginx Gitlab Gerrit Rsyslog Server Collabora Nextcloud Office Signaling Server HPB Nextcloud Jitsi Meet Wordpress & Laravel Deployment Phpmyadmin SMTP Server Postfix OpenVPN Community Edition SSO OpenLDAP Taiga Project Management Tool Deployment Cronjobs Guacamole RustDesk Nagios Core PHP multiversion NGINX and Apache Reverse Proxy Rocketchat Tomcat Digital Ocean Linode VPS Hosting Linux Complex Troubleshootings Webmin Virtualmin DNS SPF, DMARC, DKIM, MX Records Google Workspace And Goddy Domains Integration WHM Cpanel Plesk Wordpress Deployment / Migration Email Deliverability

With over three decades of experience in the IT industry since 1990, my expertise spans various domains. I have a strong background in software development, particularly in Python-Django and Oracle Forms/Reports PL/SQL. Additionally, I possess extensive knowledge in Oracle Database Administration, both in RAC and standalone configurations, on Unix, Aix, and Linux platforms. My skills encompass database and OS performance tuning, proficiently troubleshooting bottlenecks related to CPU, memory, I/O, network, and interconnects. I provide recommendations on hardware resizing/reconfiguration to optimize system performance effectively. Furthermore, I excel in automating system and Oracle administration through the implementation of shell scripts. In addition to my database expertise, I have hands-on experience in designing, administering, and monitoring storage solutions such as IBM DS8300, EMC VNX 5300, Hitachi Hus VM, and NetApp 3020 SANs and NAS. I am well-versed in Symantec NetBackup administration, ensuring reliable data backup and recovery procedures. Moreover, I have successfully prepared RFPs for hardware acquisition, including VTL, SAN/NAS Storage, Servers, and have played a key role in selecting software/hardware solutions. I have also contributed to building Disaster Recovery sites for systems, databases, and storage, ensuring robust business continuity measures. Throughout my career, I have demonstrated a comprehensive skill set in software development, database administration, performance tuning, storage management, and disaster recovery planning, making me a valuable asset to any IT organization.

Your server is down. Your team is stuck. Your infrastructure is holding your business back. That's where I come in. I'm a Senior Systems Administrator with 10+ years of hands-on experience managing Linux and Windows server environments for enterprise-scale operations including 7 years at Nayatel, one of Pakistan's largest ISPs, where I owned infrastructure serving thousands of concurrent users. I've migrated complex on-premise systems to cloud environments with zero downtime, hardened servers against real threats, and built automation pipelines that eliminated hours of manual ops work every week. ━━━━━━━━━━━━━━━━━━━━━━━━ WHAT I HELP YOU WITH ━━━━━━━━━━━━━━━━━━━━━━━━ Server Setup & Administration Linux (Ubuntu, CentOS, RHEL) and Windows Server provisioning, configuration, patching, and troubleshooting. You get a stable, optimized server not just one that's running. Cloud Infrastructure (AWS & Azure) Deployments, migrations, cost optimization, and ongoing management. I hold AWS Solutions Architect and CloudOps certifications and have managed multi-cloud environments in production. Security & Hardening Firewall configuration, OS hardening, intrusion detection (Wazuh, ELK Stack), SSL/TLS, VPN setup, and penetration testing. I don't just set it up, I make sure it stays locked down. Automation & DevOps Support Terraform, Ansible, Docker, Kubernetes, CI/CD pipelines. Repetitive manual tasks get automated. Deployments become consistent and reliable. Database & Network Operations PostgreSQL, MySQL, MariaDB administration. DNS management, email servers (Zimbra, Axigen), routing, and VPN configuration. ━━━━━━━━━━━━━━━━━━━━━━━━ WHY CLIENTS WORK WITH ME AGAIN ━━━━━━━━━━━━━━━━━━━━━━━━ Most infrastructure freelancers disappear after delivery. I don't. I document everything, explain what I did and why, and stay available if something comes up after handoff. Two decades of enterprise ops work taught me that reliability is the job, not just technical skill. I keep communication clear and direct. No jargon dumps. No vague updates. You'll always know exactly where things stand. ━━━━━━━━━━━━━━━━━━━━━━━━ CERTIFICATIONS ━━━━━━━━━━━━━━━━━━━━━━━━ AWS Certified Solutions Architect – Associate AWS Certified CloudOps Engineer – Associate AWS Certified Cloud Practitioner Microsoft Certified: Azure Fundamentals Certified Kubernetes Administrator (CKA) ━━━━━━━━━━━━━━━━━━━━━━━━ LET'S TALK ━━━━━━━━━━━━━━━━━━━━━━━━ If your infrastructure needs to be more stable, more secure, or better managed, send me a message. I'll tell you honestly whether I can help and what that looks like.

I am Talha Mansoor and have 12 years of experience in web hosting , System Administration and Network Administrations Infrastructure Management , Cloud Computing AWS , Azure, GCP ✔ 140+ Hours Worked Successfully ✔ $8,000+ Total Earnings on Upwork ✔ 150+ Completed Jobs for Various Clients ✔ Available to Work on off hours Cloud Infrastructure & Server Management - Proficient in AWS Cloud services including EC2 instance provisioning, configuration, management, and troubleshooting. - Experience with AWS Lightsail and S3 bucket management. - Email service configuration using AWS SES integrated with marketing tools like Sendy. - Skilled in managing cloud environments across multiple providers: AWS, Google Cloud Platform, DigitalOcean, Linode, Vultr, OVH, Contabo, and others. Web Hosting & Control Panel Administration - Extensive experience with popular web hosting control panels: cPanel/WHM, Plesk, Direct Admin, InterWorx, Control WebPanel, VestaCP, Webmin/Virtualmin, CyberPanel, aaPanel, HestiaCP, ISPmanager, and several more. -Installation, configuration, hardening, and maintenance of hosting control panels on Linux servers. -Server migration expertise including data and service transitions with minimal downtime. -Security hardening and performance tuning for hosting environments. Linux Systems & Server Administration - Expert in Linux server management on various distributions: RHEL, CentOS, Ubuntu, Debian. - Implementation and maintenance of LAMP/LEMP stacks for hosting web applications. - Database administration skills with MySQL, PostgreSQL, MariaDB, and MongoDB from setup to optimization. - Management and setup of DNS services (Bind, NSD, PowerDNS). -Routine server maintenance, monitoring, and performance tuning for reliability and scalability. WordPress Infrastructure Operations - Deployment and server-side configuration of WordPress applications in cloud or VPS environments. - Migration and backup/restore operations for WordPress platforms. - WordPress security management including malware and virus remediation. - Integration of WordPress with billing systems like WHMCS and deployment of demo content for rapid environment setups. Security & SSL/TLS Management - Installation and configuration of SSL certificates including enabling SEO-friendly HTTPS redirection. -Ensuring full green padlock compliance through best practices in SSL/TLS hardening. -Regular security audits and application of patches for Linux servers and hosted applications. Email Systems & Messaging Services - Setup and administration of mail servers using Postfix, Exim, and Zimbra with complete email delivery policies (SPF, DKIM). -Integration and troubleshooting of cloud email services such as Google G Suite, Office365, Zoho, and Rackspace. -Management of webmail interfaces like Roundcube and Horde. -Deployment and integration of marketing automation platforms such as Mautic with email delivery services like Sparkpost.

I specialize in deep Linux system administration, transforming unmanaged cloud environments into secure, high-performing infrastructure. 𝐁𝐞𝐲𝐨𝐧𝐝 𝐭𝐫𝐚𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐚𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧, 𝐈 𝐛𝐮𝐢𝐥𝐝 𝐚𝐧𝐝 𝐩𝐚𝐜𝐤𝐚𝐠𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐬𝐩𝐞𝐜𝐢𝐟𝐢𝐜𝐚𝐥𝐥𝐲 𝐟𝐨𝐫 𝐋𝐢𝐧𝐮𝐱 𝐞𝐧𝐯𝐢𝐫𝐨𝐧𝐦𝐞𝐧𝐭𝐬, 𝐞𝐧𝐬𝐮𝐫𝐢𝐧𝐠 𝐬𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐢𝐬 𝐨𝐩𝐭𝐢𝐦𝐢𝐳𝐞𝐝 𝐟𝐨𝐫 𝐭𝐡𝐞 𝐮𝐧𝐝𝐞𝐫𝐥𝐲𝐢𝐧𝐠 𝐎𝐒 𝐟𝐫𝐨𝐦 𝐭𝐡𝐞 𝐦𝐨𝐦𝐞𝐧𝐭 𝐨𝐟 𝐝𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭. Whether you are facing server bottlenecks, need to lock down vulnerabilities, or require a seamless migration, I focus on the core of system stability. With over two years of hands-on experience in production environments, I bypass surface-level fixes to optimize the underlying architecture. I engineer systems that stay online, load fast, and scale reliably. 𝐓𝐡𝐞 𝐕𝐚𝐥𝐮𝐞 𝐈 𝐁𝐫𝐢𝐧𝐠: → Executed zero-downtime production server migrations and configured highly available DNS clusters for hosting environments. → Hardened Linux servers and reduced critical vulnerabilities by 90% using advanced UFW/iptables and system call auditing. → Optimized NGINX/Apache environments to maximize resource efficiency on unmanaged cloud servers. → Cut AWS/Cloud infrastructure costs by 35% by right-sizing resources and eliminating architectural bloat. → Automated 80% of repetitive server management and deployment tasks using custom Bash and Python scripting. 𝐇𝐨𝐰 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐘𝐨𝐮𝐫 𝐓𝐞𝐚𝐦: 🔒 Security & Hardening - Deep SSH hardening, advanced firewall configuration (iptables/UFW), SSL/TLS implementation, and strict server access controls. ⚙️ System Administration - Complete setup and management of unmanaged cloud environments (Ubuntu/Debian/CentOS), low-level performance tuning, and server rescue. ☁️ Cloud Infrastructure - AWS (EC2, S3, RDS), GCP, and DigitalOcean - architecture, migration, DNS clustering, and cost optimization. 🐳 Containers & Automation - Streamlined Docker containerization and fundamental CI/CD pipeline setups (GitHub Actions/GitLab CI) for automated deployments. 📊 Monitoring & Diagnostics - Implementation of Prometheus, Grafana, and core Linux diagnostic tools to ensure proactive performance visibility. 🛠️ Scripting - Python and Bash scripting for system diagnostics, automation, and custom server administration tools. 𝐇𝐨𝐰 𝐈 𝐰𝐨𝐫𝐤: I communicate clearly, respond fast, and document everything. You'll always know what's happening with your infrastructure. I'm available for both project-based work and ongoing retainer engagements. Let's secure your infrastructure and automate your operations. Hit "𝐈𝐧𝐯𝐢𝐭𝐞 𝐭𝐨 𝐉𝐨𝐛" or message me directly; I typically respond within an hour.

✅ Online/Working Timing is According to USA TimeZone (2:00 PM to 9:00 PM) 🇺🇸 ✅ Email Deliverability (SPF/DKIM/DMARC/BIMI Records Setup/Configuration) ✅ DNS Configuration (BIND/PowerDNS/Route53) ✅ Linux/Windows/Synology DSM Servers Administration ✅ Cloud (AWS, GCP, DigitalOcean, RackSpace) Administration ✅ Hosting Panels: WHM/CPanel, Plesk, HestiaCP, InterWorx, Virtualmin/Webmin ✅ Hypervisor: VMware ESXi/Workstation, VirtualBox, KVM, OpenVZ, XEN, HyperVM, Proxmox ✅ MTA & MUA: Postfix, Dovecot, Sendmail, Zimbra, Horde, RoundCube, AtMail ✅ Apache / Nginx / Lighttpd / LiteSpeed ✅ MySQL / MongoDB / MariaDB / PostgreSQL / MS SQL Server ✅ Server Based Security : IPtables, CSF/APF, Fail2Ban ✅ VMware ESXi, VSphere Client, VConverter, VCenter ✅ VPN: WireGuard/OpenVPN Setup and Configuration ✅ DevOps ✅ Docker ✅ Kubernetes ✅ Windows Server 2022/2025, Windows 10/11 ✅ Microsoft IIS 8/10 & Ms Exchange Server ✅ Removal of (Malware's/Viruses) from Websites ✅ Cisco Routers/Switches ✅ Cisco VPN, Cisco Firewall, Wireless Router ✅ MAC OSX ✅ Virtual Assistant