As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We’re a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

As a senior member of Ciena’s collaboration technology team, this role strengthens the digital workplace by ensuring reliable, scalable, and secure Microsoft 365 services. It drives operational excellence across enterprise collaboration tools and plays a key role in enabling seamless communication, global teamwork, and efficient productivity across the organization.

How you will make an impact:

• Lead administration and optimization of Microsoft Teams, including Teams Rooms, Teams Phone, and enterprise meeting experiences• Oversee architecture, governance, and lifecycle standards for Share Point Online environments
• Administer core Microsoft 365 services such as Exchange Online, One Drive, Azure Active Directory (Azure AD)—now Entra ID—and Security & Compliance features
• Drive proactive monitoring, telemetry, and alerting through tools such as Datadog to ensure platform stability
• Direct Tier 3 incident response, root‑cause analysis, and service restoration for high‑impact collaboration issues
• Deliver cross‑functional projects including feature rollouts, migrations, voice deployments, and governance initiatives
• Strengthen service management practices by advancing documentation, knowledge resources, and continuous improvement efforts

The must haves:

• 5–8+ years of enterprise‑level administration experience across Microsoft 365• Deep hands‑on expertise with Microsoft Teams, including Teams Rooms, Teams Phone, and large‑scale meeting solutions
• Strong knowledge of Share Point Online architecture, governance, and site management
• Experience using Datadog or similar tools to monitor collaboration services
• Demonstrated delivery of technical projects from design through implementation
• Solid understanding of Entra ID, security controls, and compliance capabilities (including DLP, retention, and e Discovery)
• Experience working within an ITIL‑based service environment such as Service Now

Nice to haves:

• PowerShell automation experience for Microsoft 365 administration• Background in large‑scale Microsoft Teams or Share Point migrations
• Microsoft certifications such as MS‑102, MS‑700, PL‑100, or PL‑300
• Experience supporting global or highly distributed enterprise environments
• Familiarity with integrating collaboration platforms with network, AV, or voice systems
• Exposure to governance frameworks that extend across cloud collaboration tools
• Ability to influence platform strategy through data‑driven insights

Not ready to apply? Join our Talent Community to get relevant job alerts straight to your inbox.

At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard. Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.