Senior Exchange Online Migration & Mobility Lead

AARK Tech Solutions GmbH

Zürich

On-site

CHF 140,000 - 190,000

Full time

5 days ago

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Job summary

AARK Tech Solutions GmbH in Zürich is seeking a Senior Exchange Online Migration & Mobility Lead to drive the migration of mailboxes from on-prem to Exchange Online and to replace legacy mobile solutions with a modern Outlook/Intune experience. Located in Zürich (on-site) with nearshore/offshore support, the role emphasizes senior leadership and technical execution.

The candidate will design migration approaches, coordinate with security and endpoint teams, and ensure successful cutovers, with

Qualifications

7+ years in messaging engineering
3+ Exchange hybrid-to-online migrations of 5,000+ mailboxes
Deep PowerShell and automation skills
Experience with mobile mail modernization (BlackBerry or similar to Outlook mobile / Intune)
Experience of regulated environments, including journaling, retention and compliance archiving
Strong planning and runbook discipline

Responsibilities

Design and execute the mailbox migration approach: wave planning, pilot, cutover, rollback, coexistence and hypercare
Plan for mail-flow, calendar free/busy, public folders, shared mailboxes, archives and larger mailbox sizes
Design BYOD mobile access to replace BlackBerry Work and Access, incl. Intranet access
Coordinate with Endpoint and Security engineers on the new Outlook client and add-in compatibility
Manage migration tooling, automation, reporting and wave readiness checks
Supervise nearshore/offshore migration engineers and ensure quality