Hire the Best KVM Virtualization Specialists

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Mohammed Abul Azad F.

Chittagong, Bangladesh

$25/hr
5.0
55 jobs

Struggling with unreliable infrastructure, VMware licensing costs, or a stalled cloud migration? I'm a DevOps & Cloud Engineer who builds and stabilizes production environments across AWS, Azure, Proxmox, and Ceph — with a focus on uptime and automation. Most DevOps engineers specialize in either cloud or on-prem infrastructure. I do both: I've run production Proxmox VE clusters with Ceph storage alongside AWS, Azure, and GCP deployments, and I handle VMware-to-Proxmox migrations end-to-end — a combination few freelancers on Upwork cover with hands-on production experience. Here's how I typically help clients: ✔ Design and deploy cloud infrastructure on AWS, Azure, or GCP ✔ Build and troubleshoot Proxmox clusters, including VMware-to-Proxmox migrations ✔ Optimize and recover Ceph storage clusters ✔ Set up Docker and Kubernetes environments with CI/CD pipelines ✔ Implement monitoring with Zabbix and Grafana ✔ Plan and test backup and disaster recovery strategies ✔ Secure infrastructure with VPNs, firewalls, and Zero Trust practices Top Rated Plus on Upwork with a 4.98 rating across 51 completed jobs and over 2,870 hours worked. AWS Cloud Practitioner Essentials certified. Clients include startups, MSPs, SaaS companies, and enterprise teams relying on me for production-grade infrastructure. Send me a message with what you're working on and I'll respond with next steps within a few hours.

  • Docker
  • Proxmox VE
  • AWS Application
  • Linux System Administration
  • System Administration
  • Zero Trust Architecture
  • VMware Administration
  • VMware ESX Server
  • Microsoft Azure Administration
  • Windows Server
  • Azure DevOps
  • Terraform
  • Kubernetes
  • Ceph
  • Cloud Architecture
  • OpenStack
  • OpenShift
Waseem A.

Lahore, Pakistan

$30/hr
4.7
34 jobs

👈👈 Click "View Profile" on the left to see my other specialized profiles! 👈👈 With 12+ years of experience, I specialize in Windows, Linux, Network & Virtualization including VMware, Hyper-v, Proxmox and enterprise IT management to deliver secure, high-performance, and scalable infrastructures. 💻 Services that, I Provide: 1️⃣ Windows Server & Active Directory Management 🔹 Active Directory installation, Group Policies, and Trust Relationships 🔹 Windows Server (2012, 2016, 2019, 2022) – Setup, Configuration & Management 🔹 Failover Clustering for High Availability & Disaster Recovery 🔹 DNS & DHCP – Installation, Configuration & Troubleshooting 🔹 File Server & Print Server Deployment & Optimization 🔹 PowerShell Scripting for Automation & Task Optimization 🔹 Microsoft Exchange Server Administration 🔹 Exchange Server – Installation, Migration & Maintenance (2013, 2016, 2019) 🔹 Public Key Infrastructure (PKI) & Certificate Services Administration 🔹 Active Directory Certificate Services (AD CS) – Deployment & Management 🔹 SSL/TLS Configuration for Secure Communications 🔹 Windows Print Server – Installation & Configuration 2️⃣ Linux & Web Server Administration 🔹 Linux Administration – RHEL, Ubuntu, Debian, CentOS 🔹 User & Group Management – Permissions, ACLs & Access Control 🔹 Package Management – Yum, APT, DNF & Zypper 🔹 Web Servers – NGINX, Apache, IHS, OHS (Proxy & SSL Configuration) 🔹 Middleware – Tomcat, JBoss, GlassFish 🔹 System Performance Tuning – Optimization & Security Enhancements 3️⃣ Network Administration & Engineering 🔹Routing & Switching (Cisco, Juniper, MikroTik, Arista, Huawei) 🔹L2/L3 Network Design, NAT, VLAN, Trunking 🔹L4/L7 Firewall Policy Configuration (Cisco ASA, Fortinet, Huawei USG) 🔹VPN (IPSec, OpenVPN, WireGuard), Load Balancing & HA 🔹SD-WAN Deployment & NSX / NSX-T Micro-Segmentation 🔹TP-Link Omada EAP, Switch, Router Setup & Integration 🔹Network Monitoring & Optimization using SNMP, NetFlow, Syslog 4️⃣VMware, Proxmox & Hyper-V Virtualization Expertise 🔹 VMware ESXi, vCenter, NSX, vSAN & Horizon deployment and management 🔹 High Availability, DRS, VLANs, firewall rules & AD integration in VMware 🔹 Proxmox with LXC/KVM, Ceph storage & HA cluster configuration 🔹 Hyper-V setup with clustering, Live Migration & Azure hybrid integration 🔹 Veeam Backup for VMware & Proxmox with DR & secure backup planning 🔹 iSCSI/Fibre Channel SAN, snapshot management & storage optimization 🔹 Strong in VM hardening, disaster recovery & performance tuning 5️⃣ Middleware, Messaging, Database & Storage Expertise 🔹 Hands-on with Oracle WebLogic, IBM WebSphere & IBM MQ for enterprise deployments 🔹 Skilled in SSL/TLS, clustering, JDBC, JMS & thread pool tuning 🔹 Strong in log analysis, performance tuning & system hardening 🔹 Database admin for Oracle, MySQL, PostgreSQL, MongoDB & Firebase 🔹 Backup, replication & failover strategies for high availability 🔹 Expertise in TrueNAS, Nextcloud & Tailscale for secure storage 🔹 Hybrid cloud setup with file sharing, sync & redundancy features 6️⃣ System Hardening, Security Automation & AI Integration 🔹 Hardening Windows/Linux systems with Firewalld, IPTables, GPOs 🔹 Implementing NIST & CIS benchmarks, audits & patch compliance 🔹 Python/Bash scripting for automation, log analysis & threat hunting 🔹 AI/ML expertise in NLP, CNN, GNN, anomaly detection & automation 🔹 Chatbot & LLM integration for support, task automation & fine-tuning 🔹 PydanticAI for secure AI output validation & model optimization 🔹 Simulation research in AI, VANET, 4G/5G using MATLAB & OMNeT++ 🚀 Why Choose Me? ✔ 12+ years of enterprise IT experience in Windows, Linux & Cloud ✔ Proven expertise in troubleshooting & optimizing IT infrastructures ✔ Strong security focus – Ensuring system stability & compliance ✔ Efficient automation – Using PowerShell & Bash scripting 💬Just hit the CHAT button and DISCUSS your custom requirements.

  • Windows Server
  • Microsoft Active Directory
  • Microsoft Exchange Server
  • Microsoft IIS
  • Microsoft Windows PowerShell
  • SSL Certificate
  • Linux System Administration
  • Network Administration
  • Firewall
  • Fortinet
  • Router
  • Cisco
  • VMware Administration
  • Proxmox VE
  • VMware NSX
Zeljko J.

Kraljevo, Serbia

$35/hr
4.9
25 jobs

Network & IT Infrastructure Expert | Mikrotik | VPN | Linux | Cloud With 25 years of experience in IT infrastructure and network engineering, I specialize in designing, securing, and optimizing network systems for businesses of all sizes. Whether you need a reliable VPN solution, a secure network setup, or an optimized server infrastructure, I can help you achieve your goals efficiently. What I Offer: Mikrotik & Network Configuration – Routing, Firewall, VLANs, QoS, Wireless VPN & Secure Networking – WireGuard, OpenVPN, IPsec, GRE tunnels Linux System Administration – Ubuntu, CentOS, Debian, server automation Cloud & Backup Solutions – Veeam, Rsync, ZFS, Proxmox, Disaster Recovery Server & API Hosting – OpenStreetMap servers, self-hosted solutions Troubleshooting & Performance Optimization – Network monitoring, security hardening I have worked with businesses, startups, and enterprise clients to ensure their IT infrastructure is secure, scalable, and high-performing. My approach is straightforward – I analyze, optimize, and deliver solutions that just work. Let’s connect and discuss how I can help with your project!

  • Network Engineering
  • Linux
  • VMWare
  • VMware Administration
  • VMware ESX Server
  • MikroTik
  • Cisco
  • Network Monitoring
  • Network Administration
  • VPN
  • Linux System Administration
  • Network Design
  • Network Security
  • Backup
  • Firewall
Alexander G.

Ust-Kamenogorsk, Kazakhstan

$10/hr
5.0
31 jobs

I have 14 years of experience in system administration and specialize in deploying and administering a whole bunch of Windows and Linux services that are used in most enterprises including Hyper-V/KVM/Proxmox hypervisors, Docker containers, web/mail/proxy/file/database/print/backup/VPN servers, VOIP solutions, monitoring systems and many others as well as managing switches, routers, Wi-Fi access points and other network devices I have MCSE Server Infrastructure and CCNA Routing and Switching certifications

  • System Administration
  • Linux
  • Windows Server
  • Apache HTTP Server
  • NGINX
  • Network Administration
  • Docker
  • Docker Compose
  • MySQL
  • MikroTik
  • Cisco
  • Zabbix
  • OpenVPN
  • Squid
  • Asterisk
Mohamed A.

Cairo, Egypt

$30/hr
4.9
81 jobs

I'm a DevOps Engineer with experience as a network engineer. I've worked with the following providers AWS, GCP, Digital Ocean, Hetzner. I'm familiar with Docker and Kubernetes, and for automation I mainly use Ansible and Bash. My main OS that I've worked with on servers is Linux (Ubuntu, Debian, RHEL). I can help with most networking tasks either on cloud (VPCs, subnets, routing) or on-premises. Basic networking tools such as iptables, nftables, tc, and of course ip route. I'm familiar with VPN protocols and have used it as a server and client Such protocols are: Wireguard, OpenVPN, IPSEC/IKEv2 (StrongSwan/Libreswan), SoftEther.

  • Linux
  • VPN
  • Network Engineering
  • Linux System Administration
  • Ubuntu
  • Debian
  • Wireshark
  • OpenVPN
  • Network Administration
  • MikroTik
  • System Administration
  • OpenWrt
  • DevOps
  • AWS Systems Manager
  • Ansible
Dmytro U.

Kamenets-Podolski, Ukraine

$25/hr
5.0
3 jobs

- Knowledge of principles of construction and operation of computer networks, application protocols. - Professional knowledge of operating systems Linux, FreeBSD, Windows, customization of servers for various tasks. - Knowledge and understanding of virtualization environments. - Perfectly mastered technologies of remote configuration and administration of objects, networks, servers, workstations, combining geographically dispersed objects in local networks. - Knowledge of computer and telecommunication equipment.

  • System Administration
  • Network Administration
  • Network Engineering
  • Computer Network
  • Computing & Networking
  • Windows Server
  • Linux System Administration
  • VMware ESX Server
  • Virtual LAN
  • Virtual Machine
  • MikroTik RouterOS
  • VPN
  • Multiprotocol BGP
  • Proxmox VE
  • WiFi

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