Senior Messaging & Collaboration SME (Remote)

Cognizant; Tampa (FL); Remote; USD 99,000 - 115,000; Full time

Benefits offered by this job

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

Job summary

Cognizant is seeking a Messaging & Collaboration L3 Engineer to provide advanced support, governance, and escalation management across Exchange Online, on-prem/hybrid Exchange, and email security platforms. This remote role serves enterprise messaging stability and continuity for clients in the USA.

You will administer Proofpoint, Clearswift, Enterprise Vault, and migration tools, handle complex mail flow issues, mailbox provisioning, and compliance activities, and mentor junior teams.

Qualifications

• 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.

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.

Skills

L3 escalation expertise

Email security governance

Migration expertise

Enterprise collaboration admin

Mentoring L1/L2 teams

Tools

Exchange Online

Exchange On-Prem / Hybrid Exchange

Proofpoint Cloud

Proofpoint On-Prem

Clearswift

Enterprise Vault

BitTitan MigrationWiz

Biscom

Microsoft 365 Administration

PowerShell

ServiceNow

Job description

Cognizant is seeking a Messaging & Collaboration L3 Engineer to provide advanced support, governance, and escalation management across Exchange Online, on-prem/hybrid Exchange, and email security platforms. This remote role serves enterprise messaging stability and continuity for clients in the USA.

You will administer Proofpoint, Clearswift, Enterprise Vault, and migration tools, handle complex mail flow issues, mailbox provisioning, and compliance activities, and mentor junior teams.