Freelance System Administrator - Windows / Linux (H / F)

Harry Hope.; Konz; Vor Ort; EUR 50.000 - 75.000; Teilzeit

Zusammenfassung

A leading IT service provider seeks a skilled System Administrator for a long-term freelance mission within a banking environment. Responsibilities include server maintenance, systems security, and performance optimization. Candidates should have strong Windows and Linux expertise, along with virtualization knowledge. This role offers high renewal potential after 12 months.

Qualifikationen

• Proven experience in System Administration or Systems Engineering.
• Strong command of Windows Server, Linux, and system management tools.
• Solid knowledge of virtualization and cloud environments.

Aufgaben

• Install, configure, and maintain servers and virtualized environments.
• Administer and monitor operating systems and core infrastructure components.
• Implement security measures in compliance with banking regulations.

Kenntnisse

Windows Server

Linux

Virtualization

Cloud environments

Networking basics

IT security best practices

Analytical skills

Tools

Nagios

SolarWinds

Jobbeschreibung

POSTE

We are looking for an experienced System Administrator to join the Facility Management Department of a leading IT service provider within a prestigious banking group.

This is a long-term freelance mission, lasting 12 months with high potential for renewal.

In this critical role, you'll support the infrastructure, maintenance, and security of IT systems in a highly regulated environment, ensuring optimal system reliability and performance.

Key Responsibilities :

• Install, configure, and maintain servers, storage systems, and virtualized environments (VMware, Hyper-V).
• Administer and monitor operating systems (Windows, Linux) and core infrastructure components.
• Troubleshoot hardware / software issues and provide hands-on system support.
• Implement robust security measures in compliance with banking regulations.
• Manage system backups, disaster recovery, and ensure business continuity.
• Collaborate with cross-functional teams for system upgrades and new deployments.
• Maintain detailed documentation for configurations, procedures, and troubleshooting.
• Conduct system audits and monitor performance metrics.
• Support system integrations with minimal disruption to operations.
• Contribute to capacity planning and system performance tuning.

PROFIL

Must to Have :

• Proven experience in System Administration or Systems Engineering.
• Strong command of Windows Server, Linux, and system management tools.
• Solid knowledge of virtualization and cloud environments.
• Familiar with networking basics, firewalls, and IT security best practices.
• Proficiency with system monitoring tools (Nagios, SolarWinds, etc.).
• Strong analytical skills and ability to troubleshoot under pressure.

Nice to Have :

• ITIL knowledge or experience with IT service management frameworks.
• Relevant certifications : MCSA, RHCSA, or similar.
• Background in banking or financial services environments.
• Experience using ServiceNow or similar tools.