Microsoft Azure, Messaging & Collaboration Lead

Cognizant; City Of London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Cognizant in the United Kingdom is seeking an experienced Messaging & Collaboration Lead to manage and enhance Microsoft 365, Intune, Okta, Proofpoint, and SharePoint Online across 4000+ users.

You will drive platform modernization, governance, security compliance, and operational excellence, working with security and IT teams, vendors, and business stakeholders.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Certifications in Microsoft 365 and/or Intune are preferred.
• Experience managing large-scale enterprise messaging and collaboration environments.
• Strong leadership, stakeholder management, and communication skills.
• Knowledge of security/compliance features within Microsoft 365 and related tools.

Responsibilities

• Lead administration and support of Microsoft 365 services including Exchange Online, Teams, OneDrive, and SharePoint Online.
• Design, implement, and maintain messaging and collaboration solutions for high availability and performance.
• Manage mail flow, email security, retention, archiving, and compliance policies.
• Manage and support Microsoft Intune and MDM solutions.
• Configure device compliance, application deployment, conditional access, and endpoint security policies.
• Administer Okta Identity and Access Management platform.
• Configure SSO, MFA, lifecycle management, and federation integrations.
• Monitor Proofpoint for email security and data loss prevention.
• Administer SharePoint Online sites, permissions, governance, and content management.
• Drive platform modernization, governance, and operational excellence.

Skills

Leadership

Stakeholder management

Communication

Shift work

Client location willingness

Education

Bachelor's degree in Computer Science/IT

Microsoft 365 Certification

ITIL Foundation

Okta Certified Administrator

Intune / Endpoint Administrator

Tools

Microsoft 365

Intune

Okta

Proofpoint

SharePoint Online

MDM

PowerShell

Azure Active Directory

Defender

DLP

VMware

Windows Server

Exchange Online

Job description

We are seeking an experienced Messaging & Collaboration Lead to manage, support, and enhance the organization's messaging, collaboration, device management, and identity management platforms. The ideal candidate will possess strong expertise in Microsoft 365, Intune, Okta, Proofpoint, SharePoint Online, and MDM solutions, ensuring secure, reliable, and efficient end-user collaboration services. The role will also involve driving platform modernization, governance, security compliance, and operational excellence.

Key Responsibilities

Messaging & Collaboration

• Lead administration and support of Microsoft 365 services including Exchange Online, Teams, OneDrive, and SharePoint Online.
• Design, implement, and maintain messaging and collaboration solutions to ensure high availability and performance.
• Manage mail flow, email security, retention, archiving, and compliance policies.

Endpoint & Mobility Management

• Manage and support Microsoft Intune and Mobile Device Management (MDM) solutions.
• Configure device compliance, application deployment, conditional access, and endpoint security policies.
• Ensure secure management of corporate and BYOD devices.

Identity & Access Management

• Administer and support Okta Identity and Access Management platform.
• Configure SSO, MFA, lifecycle management, and federation integrations.
• Collaborate with security teams to implement identity governance and access controls.

Security & Email Protection

• Manage and administer Proofpoint solutions for email security, threat protection, and data loss prevention.
• Monitor email security incidents and implement remediation measures.
• Ensure compliance with organizational security policies and industry standards.

SharePoint Administration

• Administer SharePoint Online sites, permissions, governance, and content management.
• Support business users in leveraging SharePoint for collaboration and document management.
• Implement best practices for site architecture, security, and lifecycle management.

Operations & Service Management

• Develop operational procedures, technical documentation, and knowledge base articles.
• Coordinate with vendors, internal stakeholders, and cross-functional teams.
• Drive continuous improvement initiatives and platform modernization projects.

Required Skills & Experience

Mandatory Skills

• Strong hands-on experience with:
• Microsoft 365 (Exchange Online, Teams, OneDrive, SharePoint Online)
• Microsoft Intune
• Okta Identity Management
• Proofpoint Email Security
• SharePoint Online
• Mobile Device Management (MDM)
• Experience managing enterprise collaboration and messaging environments.
• Knowledge of Microsoft security and compliance features.

Good to Have Skills

• Azure Active Directory (Microsoft Entra ID)
• Windows Server Administration
• VMware Infrastructure
• PowerShell scripting and automation.
• Microsoft Security solutions (Defender, Conditional Access, DLP).
• Hybrid Exchange and Active Directory environments.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Relevant certifications preferred:
• Microsoft 365 Certified: Enterprise Administrator Expert
• Microsoft Intune / Endpoint Administrator
• Okta Certified Administrator
• ITIL Foundation

Key Competencies

• Leadership and stakeholder management
• Excellent communication and presentation skills
• Customer-focused approach
• Flexible to work in shifts and long hours
• Work from client location minimum 4 days/week

Preferred Experience:

Managing enterprise environments supporting 4000+ users with global messaging, collaboration, and endpoint management services.