Messaging & Collaboration L3 / Level 300 Engineer
Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Oct 27, 2026. Cognizant scores A on the Alion truth index.
Messaging & Collaboration L3 / Level 300 Engineer
Foster City CA / Remote options can be considered for right candidate
Role Summary
The Messaging & Collaboration L3 Engineer will provide advanced technical support, administration, governance, and escalation management across Sedgwick's 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. ,
Mandatory Level 300 (L3) SME Skills
Core Messaging Platforms
- Exchange Online
- Exchange Server On-Premises / Hybrid Exchange
- Shared & Application Mailboxes
- Mail Flow & Transport Management
Email Security & Compliance
- Proofpoint Cloud
- Proofpoint On-Prem
- Clearswift (UK)
- Enterprise Vault
- Email Retention, Journaling & eDiscovery
Migration & Collaboration
- BitTitan Mail Migration
- Biscom
- Messaging-related SharePoint/OneDrive integrations
Core Responsibilities
- Act as the L3 escalation point for Messaging & Collaboration incidents.
- Administer Exchange Online, Exchange On-Prem, Proofpoint, Clearswift, Enterprise Vault, Biscom, and BitTitan.
- 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. ,
Required Technical Skills
Mandatory
- Exchange Online
- Exchange On-Prem / Hybrid Exchange
- Proofpoint Cloud
- Proofpoint On-Prem
- Clearswift
- Enterprise Vault
- BitTitan MigrationWiz
- Biscom
- Microsoft 365 Administration
- PowerShell
- ServiceNow
Preferred
- Entra ID / Azure AD
- SPF / DKIM / DMARC
- Email Security & Compliance
- SharePoint/OneDrive integration support
Experience
- 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.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
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.