Senior Systems Administrator 80-100%

Senior Systems Administrator 80-100%

Responsibilities:

Microsoft 365 & Identity

• Serve as the tenant-level administrator for Microsoft 365, owning configuration, security settings, and feature management
• Manage the full user lifecycle: provisioning, role assignment, license management, and offboarding
• Design and enforce access control policies, including group structures, permissions, and role-based access

Tool Ownership

• Own the administration, configuration, and continuous improvement of all company tools including Slack, Atlassian Jira, Confluence, and others
• Support teams in configuring workflows and collaboration structures that fit how they work
• Manage vendor relationships, renewals, and license optimization to control costs

Automation & Operation

• Build and maintain secure integrations between internal tools to improve workflow consistency and reduce manual work
• Automate repetitive operational processes such as onboarding/offboarding, license provisioning, and access requests
• Maintain clear documentation for configurations, integrations and operational procedures.
• Provide reliable support, monitor critical tools and lead incident responses for outages, access issues and integration failures.

Requierements:

• Proven hands-on experience administering Microsoft 365 at the tenant level (user lifecycle, groups, roles, licensing, security settings, integrations)
• Strong understanding of access control principles: authentication, authorization, SSO, and identity management
• Experience administering Atlassian products (Jira, Confluence) including workflow design and governance
• Demonstrated ability to establish scalable governance standards across a tooling ecosystem and improve operations independently
• Strong communication skills and the ability to partner effectively with both technical and non-technical stakeholders