Hire the Best Windows 8 Administrators
in Nigeria

More than 3,000 reviews on G2
Rating is 4.5 out of 5.
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of Upwork by G2 peer reviewers
Adebayo M.

Lagos, Nigeria

$10/hr
4.9
39 jobs

I'm an IT Support Engineer with 10+ years of experience providing remote IT support, systems administration, Microsoft 365 administration, Google Workspace administration, and cybersecurity solutions for startups, small businesses, and enterprise clients worldwide. I help businesses secure, manage, troubleshoot, and optimize their IT infrastructure, ensuring users stay productive while systems remain secure, compliant, and reliable. Core Services ✅IT Support & Help Desk Windows 10/11 macOS Microsoft Office & Microsoft 365 Hardware & software troubleshooting Remote desktop support Performance optimization Driver & application issues Printer configuration Email troubleshooting ✅Microsoft 365 Administration Exchange Online Outlook Teams SharePoint Online OneDrive Microsoft Entra ID (Azure AD) Microsoft Intune User & license management MFA implementation Conditional Access Security policies Tenant administration ✅Google Workspace Administration Gmail Google Drive Google Admin Console DNS & MX Records User management Email migration Google Vault Workspace security Business email setup ✅System Administration Active Directory Windows Server Group Policy File sharing NAS VPN setup DNS DHCP Remote access Network troubleshooting ✅Apple & macOS Support MacBook & iMac support Apple Business Manager iCloud Time Machine FileVault Microsoft 365 on Mac Google Workspace on macOS Device migration Data transfer ✅Cybersecurity & Compliance Endpoint security Microsoft Defender BitLocker FileVault Multi-Factor Authentication (MFA) Security hardening Email security Malware & ransomware removal Security assessments Access management Compliance best practices ✅Cloud & Migration Microsoft 365 migration Google Workspace migration OneDrive migration SharePoint migration Email migration Data backup Disaster recovery ✅Remote Support Tools TeamViewer AnyDesk Splashtop Chrome Remote Desktop Quick Assist Zoom Microsoft Teams ✅Why Clients Hire Me ✔ 10+ years of professional IT experience ✔ 1,000+ students trained in practical IT skills ✔ Remote IT support for clients across multiple countries ✔ Fast troubleshooting and clear communication ✔ Long-term IT support and managed services ✔ Security-focused approach with compliance best practices Whether you need IT Help Desk, Microsoft 365 Administration, Google Workspace Support, Windows or macOS troubleshooting, Cybersecurity, Cloud Migration, or Ongoing IT Management, I deliver reliable solutions that keep your business secure and running smoothly. Let's discuss how I can help support and secure your IT environment.

  • Microsoft Windows
  • Windows Administration
  • Tech & IT
  • Desktop & Laptop Support
  • System Configuration
  • Troubleshooting
  • Technical Support
  • Helpdesk
  • Soft Skills Training
  • macOS
  • Application Setup & Installation
  • IT Support
  • Customer Support
  • Microsoft Dynamics 365
  • Online Chat Support
Christopher O.

Lagos, Nigeria

$20/hr
4.7
26 jobs

Thank you for stopping by my profile! With 13+ years of experience and over 35 professional certifications, I specialize in IT Systems Administration, Microsoft 365, and cloud solutions. I help businesses optimize their IT infrastructure, enhance security, and improve operational efficiency. 𝗪𝗵𝗮𝘁 𝗜 𝗢𝗳𝗳𝗲𝗿: ✅ System Administration – Windows Server (2022/2019/2016), Active Directory, DNS/DHCP management ✅ Technical Support – Proactive IT troubleshooting to minimize downtime & ensure seamless business operations ✅ Microsoft 365 & Exchange – Administration, migration, & security for Microsoft 365, Exchange Online & On-Premises ✅ Cloud Solutions – Microsoft Azure design, implementation, & optimization for businesses of all sizes ✅ Virtualization & Networking – Microsoft Hyper-V, TCP/IP networking, & IT infrastructure optimization 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲? 🚀 Certified Expert – Microsoft 365 Administrator Expert, Azure Solutions Architect, and more ⚡Proven Experience – 13+ years of IT success across industries 🔹 Reliable & Efficient – Delivering solutions that enhance security, performance, & business continuity 💼 Business-Oriented IT Solutions – Tailored to your business needs, not just technical requirements 𝗟𝗲𝘁’𝘀 𝗪𝗼𝗿𝗸 𝗧𝗼𝗴𝗲𝘁𝗵𝗲𝗿! Looking for an IT expert to streamline your operations? Let’s connect! I’m ready to assist with system administration, cloud migration, technical support, and IT infrastructure management.

  • Microsoft Windows
  • Virtualization
  • Network Administration
  • VPN
  • System Maintenance
  • System Administration
  • Windows Server
  • Office 365
  • Technical Support
  • Hardware Troubleshooting
  • Microsoft Exchange Server
  • Customer Service
  • Microsoft Azure
  • Disaster Recovery
  • DNS
Moses D.

Abuja, Nigeria

$10/hr
5.0
3 jobs

I am a Cloud Administrator and System Administrator with strong experience managing AWS, Azure, and Google Cloud (GCP) environments for businesses that require secure, stable, and scalable infrastructure. As an AWS and Azure System Administrator, I handle virtual machines, networking, IAM, backups, monitoring, patching, and cloud security hardening. I help organizations reduce downtime, improve performance, and maintain compliance while keeping cloud costs under control. I also support DevSecOps and infrastructure automation, allowing teams to deploy faster and operate more reliably. Whether you are launching a new environment, migrating from on-prem, or improving an existing setup, I take ownership from design to ongoing operations. Clients hire me because I am proactive, detail-oriented, and focused on delivering cloud systems that are easy to manage long term. Cloud Infrastructure Services AWS / Azure / GCP administration VPC & VNet design Compute, storage & networking High availability architecture Monitoring & alerting Backup & disaster recovery Cloud migration Cost optimization DevSecOps & Automation Terraform (Infrastructure as Code) CI/CD pipelines Docker & Kubernetes Secrets & key management Secure deployment practices Cloud Security IAM & Entra ID Logging & SIEM integration Threat detection & response Vulnerability management HIPAA, PCI DSS, SOC2 alignment If you need a Cloud Administrator, AWS/Azure Administrator, or Cloud Security Engineer, send me an invite. I’m ready to help you build and run reliable cloud infrastructure.

  • Windows Administration
  • Cisco Router
  • Computer Network
  • Firewall
  • Windows Server
  • IT Support
  • Operating System
  • System Administration
  • Nagios Core
  • Server Administration
  • Google Display Network
  • Network Security
  • Network Administration
  • Cloud Security
  • Cloud Computing
Eniola A.

Abuja, Nigeria

$13/hr
5.0
8 jobs

I am a Technical Support Specialist with over 7 years of extensive experience assisting clients with G Suite (Google Workspace) migrations and resolving Office 365 issues, including Outlook, Exchange Online, OneDrive, SharePoint Online, Microsoft Teams, Skype for Business, OneNote, and the Microsoft Office Suite (Excel, Word, and PowerPoint). I also have expertise in troubleshooting Windows (8, 10, and 11) and macOS problems, providing support remotely via phone, email, and in person. I pride myself on my strong problem-solving abilities and exceptional communication skills. Whether working independently or as part of a team, I am committed to delivering top-notch outcomes for clients. Additionally, I provide consistent support for desktop issues, ensuring that systems are secure and up-to-date with the latest antivirus software. I periodically evaluate system functionality to ensure optimal performance. Key Areas of Expertise - DNS Management, including DKIM, DMARC, and SPF configuration - Office 365 / Microsoft 365 Administration - Microsoft Azure Support - Google Suite / Google Workspace Administration - Microsoft Teams Setup and Troubleshooting - OneDrive Integration and Support - PowerShell Automation - Power Automate etc If you’re looking for a dependable professional who can handle your technical support needs with expertise and efficiency, click the invite button, and I’ll be happy to assist!

  • Office 365
  • Microsoft Office
  • Microsoft Outlook
  • Technical Support
  • Microsoft Exchange Online
  • Microsoft Azure
  • Administrative Support
  • Customer Support
  • Microsoft Power Automate
MacDonald O.

Port Harcourt, Nigeria

$5/hr
5.0
1 jobs

I am an IT Security & Systems Administrator with years of experience in IT Support, Network Administration, IT Infrastructure Optimization, and Database & Business Applications. My expertise includes: ✔ Cloud Security & Administration • Azure and AWS workload optimization • Secure cloud architecture design • Cost-efficient cloud solutions ✔ Network Security (CCNA Certified) • LAN/WAN configuration and troubleshooting • Firewall management • VPN setup and endpoint protection ✔ Linux & Windows System Administration • Server deployment and management (RHEL, Ubuntu, Windows Server) • Active Directory and Group Policy management • Patch management and vulnerability remediation ✔ Database & Business Applications • SQL Server administration and optimization • Advanced Microsoft Office Suite (Word, Excel, PowerPoint) • Business application integration and support ✔ Security & Compliance • SIEM monitoring (Wazuh) • Vulnerability scanning (Wazuh) • PCI-DSS and ISO 27001 compliance implementation ✔ IT Infrastructure Solutions • Secure wireless networks (WPA3) • Penetration testing and encryption solutions • System automation (Azure Runbooks, PowerShell) Certifications: ✔ Azure Administrator (AZ-104) ✔ Cisco CCNA ✔ CompTIA Security+ ce Certification ✔ IT Specialist - Networking ✔ Google Cybersecurity Keywords: Cisco, VPN, Azure, AWS, switch, router, CCNA, Windows Server, RHEL, Ubuntu, Active Directory, LAN/WAN, Firewall Management, Wazuh, Penetration Testing, PowerShell, Wireshark, SQL Server, Advanced Excel, Database Optimization, IT Support.

  • Microsoft Windows
  • Information Security
  • Computing & Networking
  • Network Engineering
  • Database Management
  • Server Administration
  • Cybersecurity Management
  • Windows Server
  • Linux System Administration
  • Microsoft Azure
  • Windows 11 Administration
  • Windows 10 Administration
  • Microsoft SQL Server Administration
  • IT Support
  • Microsoft Office
Taiwo S.

Lagos, Nigeria

$25/hr
5.0
25 jobs

Is downtime, email chaos, or sluggish systems slowing your business down? You need more than a quick fix — you need a specialist who understands your infrastructure and keeps it running. I'm a Top-Rated Microsoft 365 & IT Consultant with 8+ years of hands-on experience supporting SMBs across the US, UK, and Europe. I speak plain English, not tech jargon — and I'm focused on outcomes, not hours. ───────────────────────────── 🟢 MICROSOFT 365 ADMINISTRATION ───────────────────────────── • Full setup, migration & configuration — Outlook, SharePoint, Teams, OneDrive • Exchange Online, Azure AD & license management • Mailbox troubleshooting, sync errors & email security hardening ───────────────────────────── 🔧 TIER 2 & 3 IT SUPPORT ───────────────────────────── • Windows troubleshooting — BSODs, crashes, login failures, performance issues • Network connectivity, remote access, printer/scanner resolution • Application errors, patch management & PC optimization ───────────────────────────── 🖥️ MANAGED SERVICES & SYSADMIN ───────────────────────────── • Remote monitoring & management (N-able, Atera, and similar RMM tools) • Windows Server setup, maintenance & Active Directory (users, groups, GPOs) • Data backup, disaster recovery & endpoint protection ───────────────────────────── ⭐ WHY CLIENTS KEEP COMING BACK ───────────────────────────── ✔ 100% Job Success Score — Top-Rated on Upwork ✔ Trusted by clients across the US, UK & Europe ✔ Fast turnaround with proactive, clear communication ✔ Available for one-time fixes or ongoing managed support ✔ Flexible scheduling — short-term or long-term engagements ───────────────────────────── 📩 READY TO GET STARTED? ───────────────────────────── Whether you need urgent troubleshooting or a long-term IT partner, I'm here to streamline your systems, lock down your security, and eliminate the guesswork. Send me a message or invite me to your project — let's get your IT working the way it should.

  • Windows Administration
  • Technical Support
  • Hardware Troubleshooting
  • End User Technical Support
  • Product Knowledge
  • Zoho CRM
  • Jira
  • Bug Reports
  • Customer Support
  • API Testing
  • Software Testing
  • Customer Onboarding
  • Zendesk
  • A/B Testing
  • GIS

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