Windows Engineer

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Job Summary

Windows L3 Support Engineer

Key Responsibilities

Windows Server & Infrastructure

• Manage and maintain Windows Server 2012/2016/2019/2022 environments.
• Perform server performance tuning and patch management.
• Ensure OS-level security compliance and configuration.
• Automate routine administrative tasks using PowerShell scripting.
• Configure and manage Windows clustering.
• Administer SQL database mirroring, replication, and clustering.

Active Directory (AD)

• Design, deploy, and manage Active Directory infrastructure (FSMO roles, Sites & Services, GPOs, trusts).
• Troubleshoot AD replication, authentication (Kerberos/NTLM), account lockouts, and DNS-related issues.
• Manage and secure OU structures, Group Policies, and delegation models.
• Plan and execute AD migrations, upgrades, and integrations with multi-site AD and ADC if applicable.

IIS (Internet Information Services)

• Deploy, configure, and optimize IIS 8.5/10 for enterprise-grade applications.
• Manage SSL certificates, bindings, redirects, and virtual directories.
• Analyze logs and troubleshoot hosting and performance issues.

Plesk Hosting Platform

• Manage shared and dedicated hosting environments using Plesk (Obsidian, Onyx).
• Handle Plesk upgrades, backup management, license issues, and domain setups.
• Troubleshoot web, mail, FTP, and DNS-related issues via Plesk.

Microsoft SQL Server

• Perform database administration for SQL Server 2016/2019.
• Monitor performance, manage backups, and configure database security (logins, roles, permissions).
• Assist in writing T-SQL queries and debugging stored procedures.
• Collaborate with developers to resolve database-related application issues.

General L3 Support

• Serve as the final escalation point for L1 and L2 teams.
• Conduct root cause analysis (RCA) and implement permanent solutions.
• Document processes, build SOPs, and maintain runbooks.
• Provide on-call support for critical incidents.
• Ensure compliance with IT security and audit requirements.

Required Skills & Qualifications

Must-Have Technical Skills

• Windows Server administration (2012/2016/2019/2022)
• Deep expertise in Active Directory and Group Policy
• Strong knowledge of IIS 8.5/10
• Hands-on experience with Plesk on Windows (Obsidian, Onyx)
• Microsoft SQL Server administration (up to 2019)
• PowerShell scripting and automation

Soft Skills

• Excellent analytical and troubleshooting skills
• Strong written and verbal communication
• Ability to work under pressure and manage critical incidents
• Strong documentation and reporting abilities

Preferred Certifications

• Microsoft Certified: Windows Server Hybrid Administrator Associate
• Microsoft Certified: Azure Administrator / Solutions Architect
• MCSA / MCSE (Windows Server, SQL Server)
• ITIL Foundation

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