Senior Active Directory & Windows Infrastructure Specialist

**Key Responsibilities**:
- Manage and upgrade Active Directory Domain Services, including domain controller deployment, schema extensions, and functional level upgrades.
- Perform troubleshooting using tools like repadmin, dcdiag, and performance counters.
- Lead PKI deployments (1-tier and 2-tier), and manage Certificate Services components such as OCSP, Web Enrollment, NDES.
- Handle Entra Connect and Cloud Sync deployments, performance tuning, and troubleshooting the synchronization process from AD to Entra ID.
- Automate common admin tasks via PowerShell and Microsoft Graph.
- Implement and troubleshoot Conditional Access Policies, authentication methods, and security baselines.
- Perform in-depth network and firewall troubleshooting, including routing analysis, NAT configurations, and packet capture using Wireshark or similar tools.
**Required Skills & Knowledge**:
- In-depth understanding of Active Directory partitions, DC promotion/demotion, and repli...