Expert Systems Engineer - Windows

Job Summary

Expert Systems Engineer - Windows Infrastructure

Responsibilities

• Serve as the primary Windows Infrastructure SME supporting Windows Server, Active Directory, Cloud infra and VMware technologies, providing L4-level support and guidance.
• Own the administration, maintenance, troubleshooting, and lifecycle management of Windows Server 2012/2016/2019/2022/2025 environments.
• Manage and support Active Directory, Group Policy, DNS, DHCP, DFS, IIS, Certificate Services, Failover Clustering, and File & Print Services.
• Lead complex troubleshooting efforts and act as the highest technical escalation point for critical production incidents, major outages, and customer escalations.
• Collaborate with customers, architects, project teams, and service delivery leadership to drive infrastructure stability, transformation, and customer satisfaction.
• Participate in service transitions, customer onboarding, knowledge transfer activities, and infrastructure assessments.
• Lead root cause analysis RCA, problem management, and service improvement initiatives to reduce recurring incidents.
• Perform server provisioning, patching, upgrades, migrations, decommissioning, and operating system modernization initiatives.
• Working knowledge of VMware vSphere, vCenter, ESXi, HA, DRS, vMotion, and related virtualization technologies as a primary infrastructure platform.
• Support hybrid infrastructure environments spanning on-premises datacentres and Microsoft Azure, including Azure VM administration, monitoring, backup, recovery, and identity-related services.
• Drive automation and operational efficiency using PowerShell, PowerShell DSC with Azure management, Ansible and other automation technologies is an added plus.
• Proven experience acting as the final technical escalation point for Windows, Active Directory, Entra ID, VMware, and Azure-related critical incidents.
• Administer enterprise monitoring and observability platforms including ServiceNow, Grafana, LogicMonitor, SolarWinds, SCOM, Dynatrace, and similar tools.
• Ensure infrastructure compliance with security standards through vulnerability remediation, Windows hardening, patch management, and audit support.
• Support backup, recovery, disaster recovery, and business continuity solutions using Veeam, Commvault, NetBackup, or equivalent technologies.
• Create and maintain technical documentation, operational runbooks, standards, and support procedures.
• Mentor L3 engineers and provide technical guidance across the Windows practices.

Qualifications

• Bachelor's degree in computer science, Information Technology, Engineering, or equivalent experience.
• Minimum 15+ years of hands-on experience managing enterprise Windows Infrastructure environments.
• 10+ years of strong hands-on experience with Active Directory Domain Services AD DS, including administration, troubleshooting, Group Policy management, replication, DNS integration and security best practices, VMware, PowerShell automation, enterprise monitoring, backup/recovery, and ITSM processes.
• Minimum 3 to 5 years of Microsoft Azure, Entra ID / Hybrid Identity experience.

Technical knowledge

• Windows Server 2012/2016/2019/2022/2025
• Active Directory Domain Services
• Federation Services (ADFS) and Single Sign-On (SSO)
• Active Directory Sites and Services, Trusts and Replication
• Active Directory Certificate Services
• Group Policy Administration
• DNS, DHCP, DFS, dfs-r
• Microsoft Entra ID (Azure AD)
• Azure AD Connect / Microsoft Entra Connect
• Hybrid Identity, and Identity & Access Management
• Multi-Factor Authentication (MFA)
• Privileged Identity Management (PIM)
• IIS and Certificate Services
• Windows Failover Clustering
• File & Print Services
• Strong experience with VMware technologies including ESXi, vCenter, vSphere, HA, DRS, vMotion, and virtualization best practices.
• Working knowledge of Microsoft Azure services including Azure VMs, Azure Backup, Azure Site Recovery, Azure Monitor, Azure Arc, and Hybrid Identity solutions with the ability to perform day-to-day administration and troubleshooting activities.
• Advanced PowerShell scripting expertise with demonstrated experience in automation, orchestration, and operational efficiency initiatives.
• Hands-on experience with monitoring tools such as Grafana, SolarWinds, LogicMonitor, Dynatrace, BMC Truesight, AppDynamics, and Microsoft SCOM.
• Strong understanding of ITSM processes including Incident, Problem, Change, Major Incident, and Escalation Management using ServiceNow.
• Experience managing enterprise backup and disaster recovery solutions such as Veeam, Commvault, or NetBackup.
• Strong knowledge of security, vulnerability remediation, CIS hardening standards, Microsoft Defender, Qualys, Tenable, and compliance frameworks.
• Proven experience leading P1/P2 incidents, executive escalations, customer governance meetings, and technical reviews.
• Experience with infrastructure transitions, service onboarding, due diligence, and operational readiness assessments.
• Strong communication, stakeholder management, customer-facing, documentation, and leadership skills.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.