[Hiring] Enterprise Active Directory & Email Services Lead @Dunhill Solutions

Role Description

The Enterprise Active Directory & Email Services Lead will lead the team responsible for enterprise identity, directory, authentication, and messaging services across a large hybrid environment. This role provides hands-on senior technical leadership, people management, and day-to-day delivery accountability for:

• Active Directory
• Microsoft Entra ID
• Identity synchronization
• ADFS/federation
• MFA
• Conditional Access
• Hybrid Exchange
• Exchange Online
• Microsoft 365 messaging
• Mail flow
• Email security
• Related DNS/certificate dependencies

The Lead will directly manage approximately 12 engineers and administrators, ensuring service reliability and compliance, driving modernization and automation, and acting as the senior escalation point for complex identity and messaging issues.

• Accountable for team leadership and staff development
• Operational excellence
• L2/L3 engineering support
• Incident and problem management
• Change quality
• Security hardening
• Service monitoring
• Audit readiness
• Documentation
• Stakeholder communication
• Continuous improvement

Qualifications

• Active Secret clearance required
• Security+ or other DoD IAT-II compliant certification
• 10+ years of experience in enterprise infrastructure, identity, directory, messaging, or Microsoft platform operations/engineering
• 5+ years of experience with Active Directory and Microsoft identity services in large hybrid enterprise environments
• 5+ years of experience with Exchange, Exchange Online, Microsoft 365 messaging, SMTP/mail flow, and email security operations
• 3+ years directly leading, supervising, or managing technical teams (preferably 10+ personnel)
• Demonstrated experience with ITSM, incident/problem/change management, service metrics, documentation, and client/stakeholder governance

Requirements

• Experience with Microsoft Defender for Office 365, Proofpoint, Mimecast, Cisco email security, CyberArk, SailPoint, Infoblox, VMware, Azure, and ServiceNow
• Experience with PowerShell automation, configuration-as-code, infrastructure-as-code, and operational dashboarding
• Experience in regulated, public sector, defense, or other secured environments requiring audit evidence, privileged access controls, and formal change governance
• Experience leading identity and messaging modernization programs (ADFS reduction, Conditional Access rollout, Exchange Online migration, on-prem decommissioning, DMARC enforcement)
• Experience with formal people-management training, performance management frameworks, or supervisory/leadership certifications

Benefits

• Compensation: $102,800 - $150,000 per year