Senior Exchange / Microsoft 365 Consultant
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Key skills for this role
About the Role
Design and support Exchange and Microsoft 365 architectures, ensuring security compliance and automation while possessing strong communication and technical skills.
Key Skills for This Role
Full Job Posting
Experience & Qualifications
- 10+ years of hands on experience in Exchange and enterprise messaging platforms.
Technical Skills (Must Have)
- Expert level knowledge of:
• Exchange Server (2016 And 2019)
- Exchange Online and Hybrid deployments
- Microsoft 365 messaging security stack:
- Defender for Office 365
- Purview (DLP, Retention, eDiscovery)
- Conditional Access
- Strong understanding of:
- AD, Entra ID, DNS, certificates
- Mail flow, transport rules, connectors
- Advanced PowerShell scripting and automation capabilities
Security & Access Control
- Strong understanding of access control, RBAC, least privilege models
- Ability to translate security requirements into enforceable technical controls
- Experience supporting audits, security reviews, and compliance assessments
Communication & Stakeholder Management
- Strong communication skills with the ability to explain complex technical concepts to Security teams, CISO, management, and auditors.
- Proven experience producing:
- Technical designs and architecture documents
- Security justifications and risk assessments
- Executive level summaries and reports
- Comfortable leading discussions, workshops, and escalation calls with internal teams and vendors.
Exchange & Messaging Architecture
- Design, implement, and support Exchange On Premises, Exchange Online, Hybrid Exchange, and Exchange Edge Transport architectures.
- Lead and execute Exchange migrations (On Prem → Hybrid → Exchange Online), including coexistence and decommissioning activities.
- Optimize mail flow, routing, transport rules, connectors, and external integrations.
- Troubleshoot and resolve complex Exchange, mail flow, and client access issues across hybrid environments.
Security, Compliance & Governance
- Design and manage Microsoft Defender for Office 365 (Mail Defender) policies including:
- Enforce Conditional Access policies for secure access to Exchange Online and Microsoft 365 services.
- Collaborate closely with the Security Team and CISO to align messaging platforms with corporate cybersecurity strategy, regulatory requirements, and audit expectations.
Identity, Access & Infrastructure
- Strong expertise in Active Directory (AD), Azure AD / Entra ID, identity synchronization, and access control models.
- Deep working knowledge of DNS, certificates, network security, TLS, and proxy based integrations.
- Support and integrate messaging solutions with proxy, gateway, and security appliances (email gateways, CAS proxy, inspection devices).
Automation, PowerShell & Operations
- Advanced use of Exchange Online PowerShell and on prem Exchange Management Shell.
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