Senior Manager – Collaboration and Messaging

Responsibilities

• Lead, mentor, and develop a high-performing team of engineers and operations professionals supporting enterprise collaboration and messaging platforms and infrastructure.
• Oversee day-to-day operations, engineering, and support functions to ensure high availability, performance, and service reliability.
• Drive accountability, performance management, and career development, including hiring, promotion, and retention.
• Manage team capacity, workload prioritization, and resource planning across concurrent operational and project demands.
• Foster a culture of innovation, collaboration, and continuous improvement, emphasizing user experience and service excellence.
• Direct the full system lifecycle, including design, upgrades, migrations, feature adoption, and platform optimization across Microsoft 365 (GCC-High tenant), Exchange Online and hybrid, Teams, Share Point Online and on-prem, Slack, Copilot, and email security infrastructure.
• Ensure alignment with enterprise architecture standards, security policies, and regulatory requirements, particularly within a GCC-High environment.
• Ensure platform scalability, performance, and interoperability across enterprise systems.
• Guide the evaluation, selection, and implementation of new technologies to enhance collaboration and messaging capabilities.
• Own operational performance of collaboration and messaging services, ensuring SLAs, KPIs, and service metrics are defined, monitored, and consistently achieved.
• Establish and maintain ITIL-based service management practices, including incident, problem, change, and release management.
• Manage vendor relationships while maintaining strong financial stewardship, including license management, usage and cost optimization.
• Lead multiple, simultaneous initiatives with significant scope, complexity, and organizational impact.
• Direct response and remediation efforts for high-impact incidents and systemic service issues.
• Partner with Corporate Information Security to support email security, compliance, and risk management initiatives, including technologies such as Proofpoint.
• Influence cross-functional stakeholders on policies, standards, and best practices related to collaboration and messaging.
• Communicate complex technical concepts clearly to a wide range of audiences, from engineering teams to executive leadership and business stakeholders.
• Support enterprise digital transformation initiatives by advancing collaboration capabilities, AI tools and agents, and adoption of new M365 features and tools.

Qualifications

• Bachelor’s degree in IT, Computer Science, or related field (or equivalent experience).
• 8+ years of relevant experience in collaboration/messaging technologies, with at least 4 years leading teams.
• Strong background leading Microsoft 365 services (Exchange, Teams, Share Point) and related technologies including email security platforms (e. g. Proofpoint).
• Experience with compliance frameworks, identity and access management (Active Directory & Entra ID), data governance and cybersecurity best practices.
• Experience with Exchange and Share Point on-prem environments
• Experience with Share Point workflow/automation tools like Nintex or Power Platform preferred.
• Strong knowledge of M365 Enterprise Licensing and managing services within an E5 (GCC-High preferred).
• Experience with leading merger and acquisition integrations for collaboration tools and data.
• Demonstrated experience in service management, system lifecycle management, and enterprise IT operations.
• Experience in cross-functional stakeholder collaboration and business/customer relationship management in an enterprise environment.
• Expert communicator skilled at bridging technical and business perspectives, effectively engaging both deep technical teams and executive leadership.
• Experience with unified communications technologies including AV, conferencing, video broadcast and meeting room solutions (preferred).
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