Job opportunity

Senior Systems Administrator / Senior Systems Administratoress

OnlineDoctor AG St. Gallen September 30, 2026

Senior Systems Administrator (80-100%)

Responsibilities:

Microsoft 365 & Identity:

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

Tool Ownership:

  • Administer, configure, and continuously improve all company tools, including Slack, Atlassian Jira, Confluence, and others.
  • Support teams in configuring workflows and collaboration structures that align with their operational needs.
  • Manage vendor relationships, renewals, and optimize licenses to control costs.

Automation & Operation:

  • Build and maintain secure integrations between internal tools to enhance workflow consistency and reduce manual tasks.
  • 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.

Requirements:

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

Apply online using the form below. Only applications matching the job profile will be considered.

Work locationSt. Gallen, Switzerland

Application Form

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