Senior System Engineer

Senior System Engineer

One year contract - Renewable-

Location: Dubai, UCMC

Job Summary:

• Responsible for the administration, security, and support of Microsoft 365, Exchange Hybrid, Identity & Access Management, PKI, Email Security, Endpoint Management, and related infrastructure services.

Key Responsibilities:

• Manage Microsoft 365 services including Exchange Online, Teams, SharePoint, OneDrive, and Intune.
• Administer Exchange Server, Exchange Online, and Hybrid Messaging environments.
• Manage Entra ID (Azure AD), Azure AD Connect, MFA, Conditional Access, and Enterprise Applications.
• Support MDM/MAM solutions preferably through Microsoft Intune.
• Manage PKI/CA infrastructure, AD CS, SSL certificates, and certificate lifecycle management.
• Administer email security platforms including EOP, Defender for O365, SMTP gateways, SPF, DKIM, and DMARC.
• Support Trellix security products, endpoint protection, and compliance initiatives.
• Manage Infoblox DNS, and other DNS related infrastructure services.
• Implement security patches, upgrades, performance optimization, and disaster recovery solutions.
• Lead mailbox migrations, Microsoft 365 transformation projects, and hybrid cloud initiatives.
• Provide L3 support, incident management, vendor coordination, and stakeholder engagement.

Required Skills:

• Microsoft 365
• Exchange Hybrid
• Entra ID (Azure AD)
• Intune • PKI/AD CS
• EOP & Defender for O365
• SMTP Gateways
• Trellix Security
• Infoblox DNS
• PowerShell
• Windows Server

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Microsoft certifications such as Microsoft Certified: Messaging Administrator Associate, Microsoft 365 Certified: Enterprise Administrator Expert, Microsoft Certified: Identity and Access Administrator Associate, or equivalent.
• Experience with enterprise-scale Microsoft 365 environments and hybrid cloud deployments.
• Strong analytical, troubleshooting, communication, and stakeholder management skills.