Senior IT Administrator

Project overview

For our client, we are looking for a freelance Senior IT Administrator:

Responsibilities

• Administration and further development of Windows Server, network, and virtualization environments
• Ensuring reliable operation including backup, IT security, and cloud connectivity
• Independent support and technical consulting for enterprise and key account customers
• Analysis of requirements, development of suitable solutions, and effort estimation
• Technical support from offer preparation through implementation to handover to operations
• Taking over existing topics and ensuring knowledge transfer

Requirements

Do you have available capacity and can support our client?

I look forward to your feedback with the project number and the following information to *@*.de:

We process all feedback and always do our best to get back to all candidates. Unfortunately, this is not always possible, we ask for your understanding. If we do not contact you within 5 working days, please assume that the client has chosen another candidate.

Best regards

• Several years of experience in system administration, ideally in a system house or MSP environment
• Profound knowledge in Windows Server, network, virtualization, backup, and IT security
• Independent, solution-oriented way of working and confident demeanor towards customers
• Very good German language skills (project language) and residence in the DACH region
• Advantageous: Experience with Proxmox or Hyper-V, KRITIS, and relevant certifications
• M365 is not a technical focus
• Your current project availability (earliest start)
• Your maximum utilization/week in total
• Your hourly rate
• Your current profile (ideally in pdf format)
• Your assessment of the required skills

Project details

28.10.2026, at the latest 02.11.2026

until 31.01.2027 (extension possible)

Utilization: Full-time, 5 days / 40 hours per week

Remote; occasional on-site visits also possible upon request

• Start: ab sofort
• Duration: 6 Monate
• Remote: remote
• Location: Düsseldorf, Deutschland, DE
• Languages: German