Hire the Best Unix System Administrators
in Bangladesh

- Linux Server Issue (Web server, Mail Server, VPN/Proxy Server, DNS Server etc) - Linux VPS / Dedicated server issue (DigitalOcean, Linode, Vultr, OVH, AWS) - Windows Server (Same As Linux) - Web hosting Control Panel (cPanel WHM, VestaCP, Webmin, Virtualmin, CentOS Web Panel, Plesk etc) - SSL / TLS Support (Free SSL, Let's Encrypt Or Any Paid SSL) - Email SPAM Help - Email Inbox Delivery Help - Email marketing tools help - DNS Support - Cloudflare DNS Support - Virtualization Server Setup Support

💡I am available as an emergency backup 24/7. I am a professional Server Administrator and Security Specialist with over 8 years of experience. I have extensive knowledge as a ✅ Linux Server Administration (Ubuntu, CentOS, Cloud Linux Server Administration) ✅ Web Developer (PHP, JavaScript, WordPress, WooCommerce, & Shopify) ✅ Web Security (SSL Certificate, Remove Malware/Virus & Secure VPS/Hosting). My primary focus is on Cloud Virtualization, with expert capabilities in the design and deployment of Cloud solutions, including but not limited to the following use cases: ✅ Amazon Web Services (AWS), Google Cloud Platform, Microsoft Azure, Linode, Digital Ocean, Contabo, Vultr ✅ Zendesk, Amazon connect call center solution ✅ cPanel, Plesk, Virtualmin/Webmin, CentOS Web Panel, Vesta Control Panel ✅ Godaddy, Hostgator, Namecheap, Bluehost, Hostinger, ionos, A2 Hosting, Dreamhost ✅ Shopify, Wix, Squarespace, ClickFunnels, WordPress ✅ Amazon Route 53, Amazon Simple Email Service (SES), Cloudflare ✅ Google Workspace, Microsoft 365, Microsoft Exchange, Zoho ✅ Microsoft Active Directory Domain Services, Microsoft Exchange Server, DNS, DHCP ✅ Apache/Nginx, MySQL, Exim, SMTP Relay, Zimbra, Postal mail Server ✅ Domain/Hosting Migration, WordPress installation & configuration, SSL installation ✅ Clean virus/malware 👉 Hosting/Server Expertise ▶️ Strong Linux Background (Ubuntu, CentOS, CloudLinux OS) ▶️ Expert on different VPS provider AWS, G CLoud, DigitalOcean, Linode, Vultr etc. ▶️ Expert on different Hosting provider GoDaddy, Namecheap, Siteground, ionos, Hostgator, Hostinger, Bluehost, JustHost, Dreamhost, InMotion etc. ▶️ Expert on different website builder Shopify, Wix, Squarespace, ClickFunnels ▶️ WHM/cPanel, Plesk, Virtualmin/Webmin, VestaCP, DirectAdmin, & CyberPanel ▶️ Any free or paid control panel installation + Setup ▶️ Malware / Hack / Virus Removal & Server Security expert 👉 cPanel/WHM Expertise ▶️ cPanel and WHM Manager ▶️ cPanel installation and configuration ▶️ Website & Server security ▶️ Manage Linux server on monthly bases ▶️ Hosting/Server Migration 👉 Domain/Hosting/Email Migration Expertise ▶️ Configure DNS A, AAAA, CNAME, TXT, SPF, DKIM, DMARC, MX records ▶️ Domain, Hosting, Website & Email Migration expert without any downtime ▶️ Google Workspace/Gsuite, Office365, cPanel Mail, ProtonMail, Zoho mail transfer along with previous mail data ▶️ Copy/Clone site to a different domain 👉 Security Expertise ▶️ Malware / Hack / Virus Removal and Site Restore ▶️ Manage hosting/server on monthly bases 👉 SSL Expert ▶️ SSL Installation & Configuration ▶️ SEO friendly http to https redirection ▶️ Green Padlock 👉 Mail Server Expertise ▶️ Email Server Setup (Postfix, Exim, Zimbra, Postal mail Server, & SMTP relay) ▶️ Google Workspace, Office365, Zoho setup configuration ▶️ Setting up SPF, DKIM, DMARC & MX records ▶️ Fix email deliverability and server Issue Fix 👉 Call Center Solution ▶️ Amazon Connect ▶️ All configurations like create user, queue, routing profile, quick connect, reports, hours of operation, phone numbers (DID and Tool free) ▶️ Create contact flows as per the customer requirement of any complexity. ▶️ Call back Contact Flow integration ▶️ Reports (Real-time metrics, Historical metrics, Contact Search) for quality analysis ▶️ Call Recording, Logging and Monitoring 👉 Developer Specialization 🔯 Static Website / WordPress / Shopify development 🔯 Core PHP website development 🔯 PHP, MySQL, HTML5 , CSS3 , jQuery, JavaScript 🔯 WordPress website speed optimization 🔯 Malware removal expert, and Security Support 👉 WordPress Core Skills 🔯 Custom WordPress theme development 🔯 Develop Ecommerce website based on WooCommerce 🔯 WordPress optimization to make it faster 🔯 Good Knowledge on Divi, Elementor, WPBakery Page Builder etc. 👉 WordPress Specialization 🔯 Fix WordPress bug 🔯 Fix a hacked WordPress website and make it secure 🔯 Manage WordPress website on a monthly basis 🔯 Upgrade WordPress Core, Themes, and Plugins to Latest Version 🔯 WordPress Backup/Restore 👉 Shopify Theme Development 🔯 Develop Shopify theme from scratch 🔯 Customize existing Shopify theme 🔯 Expert on different website builder Shopify, Wix, Squarespace, ClickFunnels I will greatly appreciate an opportunity to discuss more about your project. Feel free to message me for more idea.

I have 8 years+ of working experience on Linux system, Virtualization, Storage system and Backup solutions. My view is to pursue a more challenging job in a dynamic and esteemed organization or person where I will be able to work in any kind of situation with full efforts to utilize my knowledge, skills and experience. Hereafter I would like to offer myself to do your great job with highest priority, sincerity & cordially. TECHNICAL EXPERTISE: ✔ Platform (RedHat, CentOS, Fedora, SUSE, Ubuntu, Debian, HP-UX, Solaris, MacOS, etc.) ✔ Virtualization (VMware, OVM, KVM, Zen, oVirt, etc.) ✔ Storage (HPE, Dell EMC, NetApp, etc.) ✔ Data Backup and Disaster recovery Solution (Data Protector, Veem, Commvault) ✔ SAN Network (Brocade SAN Switch) ✔ Server Hardware (HPE, Dell, Lenovo, etc.) ✔ HPE Synergy, Cisco HyperFlex. ✔ Tools/Services (Zabbix, Nagios, Cacti, PRTG, Apache, Nginx, DNS, DHCP, Cluster, cPanel, Webmin, OpenVPN, SoftEther, etc.) ✔ More CERTIFICATIONS: ✔ VMware Certified Professional 6 – Data Center Virtualization (VCP6-DCV) ✔ Red Hat Open Stack Administration (RHCL 210) ✔ Red Hat Certified Specialist in Ansible Automation (EX407) ✔ Red Hat Enterprise Clustering and Storage Management (RH436) ✔ Red Hat Certificate of Expertise in Server Hardening (RH413) ✔ Red Hat Certified Engineer (RHCE) ✔ Red Hat Certified System Administrator (RHCSA) ✔ HPE Linux Solution Qualification ✔ Cisco Certified Network Associate (CCNA) ✔ Data Protector 9.0X Advanced Integration ✔ HPE 3PAR StoreServ Hardware Service and Solution Qualification (7/8/9/10/20xxx) ✔ HPE Synergy Service & Solution Qualification ✔ HPE Proliant Blade/ML/DL/SL/and Apollo Service and Solution Qualification ✔ HPE StoreEver MSL Tape Libraries and 1/8 Autoloader Service and Solution Qualification Thanks for viewing my profile...

100% of customer satisfaction is my specialty, and system engineering is my passion. I have 10 years of working experience in Cloud System Engineering. I did work for a software development company as a leading System Administration Manager, and before I was promoted to System Administrator I was working as an "Application Deployment Engineer" (Node, Python, Php, Java). I did work in the Customer Support department as a Systems Engineer - Level III. And also, I have 8 years of professional freelancing experience with various companies and persons around the world. As a passionate system engineer, I have hands-on experience with Windows Server and Linux Server (Ubuntu, Centos, Fedora, Debian, RedHat, Rocky, and Amazon Linux) administration, security management, troubleshooting, and deployment. Also other tools Ie: as Docker, Kubernetes; Infrastructure: AWS, Azure, Google Cloud Platform, Digital Ocean, Linode, Hetzner, Contabo etc. I can help with administration, implementation, configuration, optimization, or troubleshooting with various services or projects as needed, Like: Web Server: (Apache, Nginx, IIS, Lite-speed, Gunicorn, Mod WSGI, UWSGI) installation and deployment, load balance or troubleshooting any existing issue. Also, I can install SSL for web applications. Email Server: (Zimbra, Mail-in-a-Box, Mailu, Mailcow, Kerio Connect, MS Exchange, Open Exchange, Zoho, Office 365, MX Route/cPanel Email/Webmail/Roundcube, Sendmail/Postfix/Dovecot) installation, deployment, encryption, Email Delivery issue, Email SPAM issue fixing. Email Gateway/Antivirus: (Kaspersky Email Gateway, Proxmox mail gateway, ClamAV, SpamAssassin, Barracuda Email Security Gateway, Mimecast Email Security with Threat Protection) integration or configuration and best security implementation. Application Deployment/Installation: PHP, WordPress, Drupal, Laravel, OpenCart, Magento, WooCommerce-app, Python, Django, Flask, ReadTheDocs, Wagtail, Django-CMS, Oddo, ErpNext, Bitrix24, PrismERP, LinesPay, Onebook, SuiteCRM, Superdesk, NextCloud, OwnCloud, Matermost, RocketChat, Spark, Node, .net core app or Java, Maven app, Gitlab etc. Deployment, security management, load-balance, clustering, optimize or fix the issue's from the existing environment. Database Server: MySQL, Oracle, MSSQL, Postgres, MongoDB, and MariaDB. I can help with cluster, load balance, optimize, or also can install SSL for the database server. If you have any existing issue with the database server I can fix that too. DNS Server implementation or installation and deployment, "DNS resolving" issue, fix email delivery problem for SPAM email delivery. Hypervisor and Container: Esxi, vCenter, Xen, Proxmox, OpenVZ, Docker, Hyper-V, VirtualBox, VMware, KVM, LXC, rkt, Vagrant, Wox, Rancher, Kubernetes and Openstack implementation for datacenter, or personal uses. Can help with cluster, create VM, fix or modify and the existing environment as needed. Other Linux Server expertise: Systemd, Supervisord, Bash, Shell, Cron, Init script, Ansible, Kubernetes Cluster, Highability with HAproxy, CrosSync, Rsync. SSH, SFTP, User and Grop management, Proper permission management, Virtual-Host, FTP server configuration. Also, I can help with other random services like: Maintain daily/weakly/monthly backup or restore a server, application or website. Fix or recover a hacked website (WordPress or any other CMS) Install configure SSL for Website. Install and implement HTTP2 protocol to optimize and secure a site. I can't write down everything here, but if you have any other requirements you can message me. Let's discuss If I can help. Thank You.

I'm a professional Senior Linux Systems Engineer with over 14 years of hands-on experience in managing, securing, and optimizing Linux-based servers and infrastructure. If you're a startup, entrepreneur, web agency, or enterprise looking for rock-solid server performance, automation, and security, you're in the right place. I work closely with clients to build stable, scalable, and secure Linux environments What I Can Help You With: Linux Server Setup & Management: Debian, Ubuntu, CentOS, AlmaLinux, RHEL etc Installation, Disk partitioning, LVM, RAID, system hardening Performance tuning and troubleshooting Web Server Deployment: Apache2, Nginx, PHP-FPM, SSL/TLS, Let's Encrypt Virtual Hosts, Rewrite Rules, Reverse Proxy configuration Mail Server Configuration: Postfix, Dovecot, Zimbra, Roundcube etc SMTP, IMAP, SPF, DKIM, DMARC setup Email deliverability and spam protection DNS & Control Panels: BIND, PowerDNS, DNS record management Webmin, ISPConfig, CyberPanel, Virtualmin, Vestacp etc setups Cloud & DevOps Integration: Infrastructure automation using Bash and Ansible Server provisioning, patching, user/group management, cron jobs Experience with various cloud platforms Cloud server setup and management VPN & Proxy Services: Squid, 3proxy, WireGuard, OpenVPN, Anyconnect, PPTP, Ipsec IP rotation, IPv4/IPv6 support, authentication Monitoring & Logging: Zabbix, Nagios, Grafana, Cacti ELK Stack: Elasticsearch, Logstash, Kibana Virtualization & Containers: KVM, Proxmox, VMware ESXi Docker containers, Docker Compose, orchestration Database & Backup: MySQL/MariaDB setup, optimization, replication, backup & restore Rsync, Rclone, cloud/offsite backup strategies Custom backup scripting and automation If you’re looking for a trusted Linux expert to support or transform your infrastructure, let’s connect and discuss how I can help!

Hi, I am Sazedur Rahman, working as a System Engineer for Linux/Unix-like OS Based Systems in a Reputed Financial Organization. I am new to Upwork but have more than five years of profound Experience in Linux/Unix System Administration, Configuration, Server Security and Automation. Completed various Live projects such as Authoritative DNS, DNSsec, Caching DNS, Zimbra Multi-Server Mail Solution, Multiple Web Server using Apache and NGINX, Local Repository for Linux Distributions Like- CentOS/Ubuntu & EPEL/Zimbra/RemiPHP, File Server Integrated with Windows AD for more than 8K Users, IPA Server, NTP Server, Cockpit Server, Secure File Sharing with Next Cloud. Expertise in - Linux Server Configuration- Web, Mail, DNS, Virtual Hosting, Samba, NFS, FTP, HA Cluster, Apache/NGINX with SSL/TLS, Gluster Storage (GFS2), Zimbra Mail Server, Red Hat Satellite, Spacewalk (open-source systems management), Linux System Security - Firewalld, iptables, fail2ban System Automation using- Shell Scripting, Ansible, Python Linux System Penetration Testing using OpenSCAP. Virtualization- vmware, rhev, kvm Kubernetes, Docker, Container Also certified as CCNA, RHCE, RHCVA & RHCA (Red Hat Cert ID: 160-039-582).