With more than a decade of hands-on experience in Linux server administration, I bring deep expertise in managing, optimizing, and troubleshooting complex Linux infrastructures. I have provided enterprise-grade web hosting and server support for major platforms including Hostinger, GoDaddy, Bluehost, OVH, DigitalOcean, Hetzner, and IONOS, supporting large-scale shared, VPS, and dedicated environments. My skill set includes comprehensive WordPress management and migrations, covering site deployments, performance optimization, security remediation, malware cleanup, and zero-downtime migrations. I also specialize in architecting and maintaining robust web stacks using Apache, Nginx, BIND DNS, PHP (5.x–8.x), and MySQL/MariaDB, with a strong focus on reliability, performance, and security.
I have a proven track record of handling critical tasks such as server security hardening, kernel upgrades, and server performance optimization. Additionally, I am proficient in administering and monitoring Linux servers remotely using advanced tools and technologies.
Key Specialties:
Linux System Administration (CentOS, AlmaLinux, RHEL, Debian, Ubuntu, CloudLinux)
Large-scale server migrations, including WordPress and Joomla migrations
Server upgrades, including CentOS 7 to AlmaLinux 8/9/10 transitions
Expertise in web hosting panels (cPanel, Plesk, DirectAdmin, Virtualmin) and cloud solutions (AWS EC2, Lightsail, DigitalOcean, Linode, Vultr, Google Cloud)
Expertise in DNS integration for Shopify, Wix, Cloudflare, Google WorkSpace, Microsoft 365
DNS administration, including advanced configurations for SPF, DMARC, and DKIM
PCI compliance management, server disaster recovery, and data restoration
Website security, including hack cleanups and proactive hardening
Tools and Technologies:
LAMP stacks, DNS, and mail servers (Exim/Postfix)
Backup solutions (R1Soft, rsync-based scripting)
Server monitoring (Nagios) and optimization tools
Security-focused tools like CSF and LFD
If you're looking for a dedicated and detail-oriented Linux server administrator who can ensure your systems run smoothly and securely, let's collaborate to meet your technical goals.
Backup & Migration
WordPress Migration
DNS
CentOS
MariaDB
AWS Server Migration
Server
Bash Programming
MySQL
Amazon Lightsail
Website Migration
cPanel
Debian
Linux System Administration
Ubuntu
Saurabh C.
Lucknow, India
$28/hr
5.0
235 jobs
As a dedicated and customer‑focused IT Specialist, I deliver end‑to‑end cloud, infrastructure, and security solutions that help businesses stay productive, secure, and future‑ready. With 14+ years of hands‑on experience across Microsoft 365, Azure, Intune, Windows Server, and enterprise security, I ensure every client receives reliable, efficient, and scalable IT outcomes.
My approach is simple:
👉 Maximize uptime
👉 Strengthen security
👉 Enhance user experience
👉 Deliver consistent, proactive IT support
🔹 Core Areas of Expertise
☁️ Cloud & Modern Workplace
Microsoft 365 / Office 365 Administration
Exchange Online, Teams, SharePoint, license management, and tenant optimization.
Exchange Online Migration
Cutover, Staged, and Hybrid migrations — seamless mailbox transfers with zero downtime.
Azure Cloud Services
Virtual Machines, Web Apps, Storage, Recovery Services Vault, Service Bus, and cost optimization.
Azure Active Directory (AAD)
Secure identity management with Conditional Access, MFA, SSO, and role-based access.
Microsoft Intune / Endpoint Manager
Device compliance, security baselines, configuration profiles, app deployment, and mobile device management.
Windows Autopilot
Zero‑touch provisioning, standardized device rollout, automation, and endpoint readiness.
Email Security
Anti‑spam/anti‑phishing configuration, Defender for Office 365, DKIM, DMARC, SPF hardening, and secure mail flow.
G Suite / Google Workspace
Setup, migration, administration, and workflow improvements.
🏢 On-Premises Infrastructure
Windows Server (2003–2025) – Installation, configuration, patching & optimization
Active Directory Domain Services (ADDS) – Group Policy, DNS/DHCP, domain hardening
RDS (Remote Desktop Services) – Secure remote access setup
WDS (Windows Deployment Services) – Automated OS deployment
File, Print & Application Servers – Centralized, secure, and optimized configurations
Desktop Support (L1–L3) – Fast & proactive issue resolution for all end-user environments
🔒 Network & Security Solutions
Firewall Configuration & Management
Expertise in WatchGuard, Fortinet, security policies, VPN, traffic rules, and threat prevention.
Azure Security Center & Microsoft Defender
Threat analytics, vulnerability management, secure score improvements, and compliance enforcement.
Backup & Recovery Solutions
DPM, Symantec Backup Exec, Windows Server Backup, Datto, MSP360 — complete continuity planning.
Access Control & System Hardening
BitLocker, GPO security, RBAC, and best-practice-driven security design.
⚙️ Additional Skills
Server & Network Performance Optimization
Virtualization & Hybrid Cloud Integrations (On‑prem + Azure)
Incident, Problem & Change Management (L1/L2/L3)
Root Cause Analysis & Long-term Fix Implementation
🚀 Why Work With Me?
✔️ 12+ years of real-world IT experience
✔️ Strong Microsoft 365 & Azure technical background
✔️ Proven ability to design secure, stable & high-performing infrastructures
✔️ Excellent communication, documentation, and client service
✔️ Commitment to reliability, transparency & continuous improvement
🤝 Let’s Work Together
Whether you need Exchange Online migration, Autopilot deployment, Microsoft 365 management, Azure setup, firewall configuration, Windows Server optimization, or ongoing tech support, I can help you build a secure, efficient, and future-ready IT environment.
📩 Let’s connect and elevate your IT infrastructure to the next level.
System Administration
Microsoft Exchange Server
Microsoft Exchange Online
Windows Server
Microsoft Server
Office 365
Google Workspace
Microsoft Windows
SSL Certificate
Microsoft Azure
Microsoft Outlook
Microsoft IIS
Network Administration
DNS
Troubleshooting
Vishaldeep S.
Nawanshahr, India
$15/hr
4.4
43 jobs
👋 Greetings! I'm Vishaldeep Singh – Your ConnectWise Automate, Connectwise RMM, Datto RMM & Kaseya VSA Expert
🌟 Why Choose Me: With 10+ years of deep-rooted experience in the Managed Service Provider (MSP) industry, I don’t just understand MSP operations—I optimize them. Whether you're a startup MSP looking to build from the ground up or an established one aiming to refine automation and patching, I bring the expertise to transform your infrastructure.
🛠️ My Core Skill Set:
🔹 ConnectWise Automate (LabTech) Administration: From initial setup to advanced automation, I've helped over 30 MSPs design, optimize, and scale their Automate environments.
🔹 Datto RMM: I help MSPs fully leverage Datto RMM—from onboarding devices and policy setup to alert tuning and automation scripting.
🔹 Kaseya VSA: I'm experienced in deploying, configuring, and managing Kaseya VSA with advanced automation, monitoring, and patching workflows that reduce noise and boost technician efficiency.
🔹 Advanced Scripting: Skilled in PowerShell, VBScript, and native Automate/Datto/Kaseya scripting languages to create workflows, auto-remediations, and intelligent alerting.
🔹 Patching & Monitoring: 95%+ patch success rate across clients with proactive monitor sets, auto-fix scripts, and customized schedules.
🔹 Backup & Antivirus Management: Proficient with Datto, Veeam, Acronis, and Symantec backup tools. I also manage Webroot, ESET, and others with custom infection-response scripting.
🔹 Migrations & Integrations: I’ve led seamless migrations between RMM/PSA platforms and integrated tools like QuickBooks, Control, and Manage to build unified systems.
🔹 SQL & Reporting: Strong SQL knowledge for creating customized dashboards, monitors, reports, and integrations within ConnectWise Automate and Kaseya.
🔹 Windows & Virtualization: Experienced with Windows Server (2008–2019), AD, GPO, DHCP, DNS, Hyper-V, and VMware.
🔹 ConnectWise Control Expert: Branded portal setup, SSL, access configuration—everything you need for a professional remote support experience.
🕒 Always On Duty: My work doesn’t end at setup. I provide ongoing support, performance tuning, and documentation to ensure long-term value. I treat your MSP like my own.
✅ Let’s Talk Results: If you need someone who can walk in and immediately provide value—be it automation, noise reduction, patching hygiene, or RMM customization—I'm your guy.
🙏 Thank you for considering me as a trusted partner in your MSP journey. Let’s simplify, automate, and scale—together.
Data Backup
Network Administration
Business with 1000+ Employees
Veeam
Server Virtualization
Windows Administration
Disaster Recovery
Desktop Support
Microsoft Exchange Server
Managed Services
VMware vSphere
ConnectWise Automate
PROXY Networks Remote Support Software
Microsoft Hyper-V Server
Microsoft Server
Office 365
OKTA
Microsoft Azure
Soumen S.
Kolkata, India
$10/hr
5.0
1 jobs
Microsoft 365 Tenant-to-Tenant Migration Specialist with proven experience handling large-scale enterprise migrations (10,000+ users, 250+ TB data). I specialize in seamless migrations of Exchange Online, SharePoint, OneDrive, and Microsoft Teams, along with Google Workspace to Microsoft 365 migrations, ensuring complete data integrity and minimal business disruption.
Experienced with industry-leading tools such as Quest On Demand, ShareGate, BitTitan, and PowerShell to deliver efficient and scalable migration solutions.
In addition to migrations, I provide end-to-end Microsoft 365 configuration and security hardening, including Microsoft Entra ID, Intune (MDM/MAM), Windows Autopilot deployment, Microsoft Defender for Endpoint, and Microsoft Purview (DLP & compliance). I help organizations build a secure, compliant, and well-managed modern workplace environment.
I ensure minimal downtime, secure data transfer, and a smooth end-user experience—from planning and execution to post-migration support.
If you need a reliable expert for fast, secure, and hassle-free Microsoft 365 migration, device management, and security hardening—let’s connect.
Backup & Migration
Cloud Migration
Microsoft Exchange Online
Microsoft SharePoint Administration
Information Security
System Administration
Microsoft Teams
Data Migration
Domain Migration
Microsoft Endpoint Manager
Governance, Risk & Compliance Software
Security Infrastructure
Cloud Security
Microsoft Azure Administration
Kishan P.
Himatnagar, India
$35/hr
4.8
127 jobs
Among Top 10% Talent on Upwork. ✅️
MY EXPERTISE:
1. All Email Migration (Any Platform to Any Platform/Tenant to Tenant Migration) ✅️
2. Active Directory Administration / Azure Active Directory Migration✅️
3. Cisco Secure Access✅️
4. DNS Record Issues✅️
5. Email Deliveribility Issues✅️
6. Enterprise Endpoint Security✅️
7. Microsoft Intune✅️
8. NetSkope SASE✅️
9. SkyHigh Security✅️
10. Tenant to Tenant Migration✅️
11. Web Hosting Migration (AWS/Cloudflare/GoDaddy)✅️
12. Web Hosting Troubleshooting✅️
13. Zscaler (ZIA & ZPA)✅️
Backup
Computing & Networking
Data Migration
Computer
Technical Support
End User Technical Support
Google Workspace
Migration
GoDaddy
Email Support
Email Deliverability
Email Platform Account Setup
Microsoft Endpoint Manager
Microsoft Azure Administration
Microsoft Intune
Sunil K.
Chandigarh, India
$10/hr
5.0
22 jobs
Senior Linux & Cloud Infrastructure Engineer | DevOps | 5+ Years | 100% Job Success
I keep production systems up, fast, and secure — so you don't have to think about infrastructure.
Currently managing 60+ Linux servers across AWS, Azure, and GCP for enterprise clients, including
high-traffic WordPress fleets, educational LMS platforms, and SaaS applications.
━━ WHAT I DELIVER ━━
→ WordPress at Scale: GridPane, OpenLiteSpeed, LiteSpeed Enterprise, Cloudflare WAF,
CDN optimization — page loads cut from 4s to <1s
→ Cloud Infrastructure: AWS (EC2, S3, Route 53, IAM), Azure, GCP — architecture,
migration, cost optimization
→ DevOps & CI/CD: Jenkins, GitHub Actions — automated build, test, and deployment pipelines
→ Infrastructure as Code: Ansible playbooks for provisioning, config management,
and compliance automation (DISA STIG, OpenSCAP)
→ Containers: Docker, Portainer, Docker Compose — multi-container app deployment
→ Monitoring & Observability: Zabbix, Grafana, Prometheus, Loki — full-stack setup
with alerting pipelines across 40+ production servers
→ Networking & VPN: Tailscale mesh VPN, Cloudflare Tunnels, Nginx/Caddy reverse proxy,
pfSense, DNS management at scale
→ Security & Compliance: ModSecurity, OWASP hardening, DISA STIG, Wazuh SIEM,
zero breaches in 5 years
→ Automation: Ansible, Bash, PowerShell, n8n workflows — eliminated 20+ manual hours/week
→ Microsoft 365 & Entra ID: full tenant management, MFA, Conditional Access, bulk provisioning
→ Mail Infrastructure: Postal Mail Server, SendGrid, DKIM/SPF/DMARC from scratch
→ Virtualization & Homelab: Proxmox, VMware ESXi, PXE boot + autoinstall for
zero-touch Ubuntu provisioning, LVM storage, VM lifecycle management
━━ PROVEN RESULTS ━━
✓ Built Jenkins CI/CD pipeline with Ansible for DISA STIG-compliant Ubuntu server fleet
✓ Deployed PXE autoinstall infrastructure for zero-touch provisioning of 10+ VMs
✓ Migrated 50+ WordPress sites with 100% data integrity and zero downtime
✓ Reduced server response time 40% through OLS tuning + CDN integration
✓ Set up full observability stack (Zabbix + Grafana + Loki) across 40+ production servers
✓ Implemented Tailscale mesh VPN across Proxmox homelab and remote VPS nodes
✓ Configured multi-layered security stack reducing spam/injection by 95%
✓ Automated M365 student provisioning for 3 educational institutions (500+ accounts)
✓ Reduced manual ops overhead 60% through n8n + Bash automation workflows
✓ Deployed automated backup systems saving clients 15+ hours/week
━━ TECHNOLOGY STACK ━━
Cloud: AWS (EC2, S3, IAM, Route 53, CloudWatch) | Azure | GCP
On-Prem: Proxmox | VMware ESXi | Hyper-V | Bare Metal (OVH, Contabo, Hetzner)
OS: Ubuntu 20/22/24 LTS | Rocky Linux | CentOS | RHEL | Debian
Web: Apache | Nginx | LiteSpeed | OpenLiteSpeed
Panels: GridPane | cPanel/WHM | Plesk | CyberPanel | aaPanel
DB: MySQL | MariaDB | PostgreSQL
DevOps: Ansible | Jenkins | GitHub Actions | Bash | PowerShell | n8n
Containers: Docker | Portainer | Docker Compose
Monitoring: Zabbix | Grafana | Prometheus | Loki | Uptime Kuma
Security: Wazuh SIEM | OpenSCAP | ModSecurity | Cloudflare WAF | CSF | Sophos | Fortinet
DNS/Mail: Cloudflare | Route 53 | Postal Mail Server | DKIM/SPF/DMARC
RMM: Atera | ConnectWise | Datto | N-able
I provide detailed documentation for every implementation and respond within 1 minute during
business hours
Send me your requirements — I'll respond with a tailored plan within 24 hours.
Backup & Migration
Windows Server
Linux System Administration
Firewall
Office 365
Database Administration
Web Server
cPanel
WHMCS Development
Microsoft Office
Tech & IT
IT Support
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