Senior Enterprise Systems Engineer (Unix/Linux)

We are representing a leading Global Financial Institution based in Switzerland that provides tailored investment solutions and asset management services to both private and institutional clients. With a long-standing history and a presence in multiple international locations, the firm seamlessly blends tradition with innovation.

The organization fosters a collaborative and entrepreneurial work environment where individual expertise is recognized and employees are empowered to drive continuous growth and development.

They are currently seeking a Senior Enterprise Systems Engineer (Unix/Linux) in Basel to join a seasoned infrastructure engineering team. In this role, you will help maintain, enhance, and evolve critical enterprise platforms, with a focus on AIX and Linux systems, ensuring reliability, performance, and scalability across the organization’s IT landscape.

Responsibilities:

• Architect, deploy, and manage enterprise-grade AIX environments, including virtualization components and system provisioning tools
• Administer and enhance Unix/Linux platforms, ensuring reliable operation of underlying infrastructure such as storage, compute, and networking
• Participate in infrastructure projects, from design through implementation, while continuously improving existing systems
• Provide advanced technical support (2nd level), including participation in an on-call rotation
• Ensure adherence to internal security standards, data protection policies, and change management processes
• Develop and maintain automation workflows to streamline operational tasks

Profile:

• Degree in Computer Science or a related technical discipline
• Solid experience (approx. 5+ years) working with IBM AIX (7.x environments)
• Hands-on knowledge of enterprise storage technologies (e.g., SAN, network file systems, clustered file systems) and virtualization platforms
• Professional fluency in English; fluency in German is deemed as an advantage
• Practical experience with partitioning and virtualization management within AIX environments
• Proven background in Linux system administration (preferably Red Hat-based distributions)
• Strong scripting and automation skills (e.g., Shell, Python, configuration management tools)
• Familiarity with service management frameworks (e.g., ITIL)
• Willingness to travel occasionally
• Strong analytical mindset with the ability to prioritize effectively
• Proactive, accountable, and able to perform under pressure
• Team-oriented with a structured and solution-driven approach