Messaging & Collaboration L3​/Level 300 Engineer

The Messaging & Collaboration L3 Engineer will provide advanced technical support, administration, governance, and escalation management across messaging platforms, email security services, migration tools, and collaboration technologies. The role serves as the highest technical escalation point for Messaging operations and supports enterprise messaging stability, security, compliance, and service continuity. ,

• Exchange Online
• Exchange Server On-Premises / Hybrid Exchange
• Shared & Application Mailboxes
• Mail Flow & Transport Management

• Proofpoint Cloud
• Proofpoint On-Prem
• Clearswift (UK)
• Enterprise Vault
• Email Retention, Journaling & eDiscovery

• Bit Titan Mail Migration
• Biscom
• Messaging-related SharePoint/One Drive integrations

• Act as the L3 escalation point for Messaging & Collaboration incidents.
• Administer Exchange Online, Exchange On-Prem, Proofpoint, Clearswift, Enterprise Vault, Biscom, and Bit Titan.
• Troubleshoot complex mail flow, routing, connector, gateway, and hybrid Exchange issues.
• Support onboarding/offboarding, mailbox provisioning, permissions, and shared mailbox administration.
• Manage email security, anti-spam, anti-phishing, and secure mail gateway operations.
• Support mailbox migrations, tenant-to-tenant transitions, and messaging modernization projects.
• Support retention, legal hold, archive restore, journaling, and compliance activities.
• Maintain runbooks, SOPs/SOWs, knowledge articles, and transition documentation.
• Provide KT, reverse KT, and mentoring support for L1/L2 teams. ,

• Exchange Online
• Exchange On-Prem / Hybrid Exchange
• Proofpoint Cloud
• Proofpoint On-Prem
• Clearswift
• Enterprise Vault
• Bit Titan Migration Wiz
• Biscom
• Microsoft 365 Administration
• Power Shell
• Service Now

• Entra  / Azure AD
• SPF / DKIM / DMARC
• Email Security & Compliance
• SharePoint/One Drive integration support

• 5-8+ years supporting enterprise Messaging environments.
• Strong Exchange Online and Hybrid Exchange experience.
• Experience with Proofpoint, Clearswift, or similar email security platforms.
• Experience with Enterprise Vault administration.
• Experience handling mailbox migrations and L3 escalations.
• Experience supporting global Microsoft 365 environments. ,

The Salary for this position will be 99,000 and 116 000 yearly depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

Disclaimer:
The compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.