IT System Administrator, Network (m/f/d)

The company seeks a Mid-level IT System Administrator for Network operations in Aarau, Switzerland. The role involves managing ICT services, ensuring system availability, and supporting financial institutions with secure card solutions.

This position operates within a global technology leader focused on digital identity, security, aerospace, and defense. The administrator will support Swiss banks and financial institutions by delivering secure and reliable card solutions for both digital and physical transactions.

Responsibilities

• Manage, monitor, and maintain ICT services within complex, diverse environments.
• Identify and resolve intricate technical incidents, including initiating escalation and fallback protocols as necessary.
• Perform and verify system recovery, restart, and restoration procedures to guarantee uptime.
• Track system performance and workload, applying tuning and optimization strategies.
• Uphold information security standards and oversee data backup operations.
• Lead and assist with IT infrastructure initiatives, such as migrations, upgrades, and expansions.
• Provide second- and third-level support to users and development teams, while maintaining system documentation.

Requirements

• A completed qualification in IT system engineering or platform development.
• Minimum of two years of experience working within complex IT settings.
• Proficient knowledge of networking platforms like Cisco or Palo Alto.
• Expertise in virtualization solutions, including VMware and Hyper-V.
• Strong understanding of networking, firewall management, and IDS.
• Fluency in both German and English.

What the company offers

• Flexible, part-time work models to promote work-life balance.
• Adaptable vacation policies, including the option to purchase extra leave.
• Coverage for accident and daily sickness insurance premiums.
• Optional savings plans for occupational pension schemes.
• Access to the Employee share program “Sharing Thales”.
• Corporate health management featuring regular wellness initiatives.
• Extensive training opportunities through the Thales Learning Hub.
• A benefits platform offering employee discounts.

About the company

Thales is a globally leading technology group specializing in digital identity and security, aerospace, defense, and training and simulation. The organization fosters a sustainable and values-driven leadership culture that actively promotes diversity. Flexibility is embraced as a smarter way of working, and the company is committed to making the challenges of our time safer and more inclusive through courage and diversity.

• A sustainable and values-driven leadership culture that actively promotes diversity.
• Embracing flexibility as a smarter way of working.
• A strong commitment to making the challenges of our time safer and more inclusive through courage and diversity.