CareerPlan

Senior IT-Administrator [m/w/d]

Wiesbaden, HESSENFull-time2026-07-03 → 2026-10-28

Core

Senior System Administrator responsible for designing, migrating, and maintaining DATEV-based IT environments for accounting firms and data centers.

Role type

Senior System Administrator (Infrastructure & Support)

Builds

Stable, secure IT infrastructure and DATEV application environments for accounting practices

Domain

Accounting/Tax advisory industry + Windows Server/Network infrastructure

Required skills

Windows Server Administration, Active Directory, Microsoft 365, Network Technologies, Security Solutions, Technical Troubleshooting, Project Management

Preferred skills

DATEV Application Administration, ASP Migration, Virtualization (Proxmox, VMware, Hyper-V), Customer Consulting

Responsibilities

Conceptualize and implement IT infrastructure projects for accounting firms, Plan and execute ASP migration projects for DATEV applications, Administer and support DATEV system environments for clients and in data centers, Install, configure, and maintain Windows servers, clients, and network components, Provide technical consulting to clients on IT and DATEV-related issues, Analyze and resolve complex technical incidents (2nd- and 3rd-level support), Document system configurations and project processes, Contribute to the development of service and support processes