Open Systems AG

Senior Systems Engineer – Remote Access

📍 8045 Zürich, 8045 Zürich

Role and responsibilities

As a (Senior) Systems Engineer specializing in Remote Access, you’ll play a key role in advancing our industry-leading Client VPN and Zero Trust Network Access (ZTNA) solutions. These services enable customers to securely and seamlessly connect to their corporate networks—no matter where they are in the world. You’ll be involved in projects from the ground up—starting with conceptual design, through implementation and deployment, and into ongoing operations and optimization. Your expertise will directly influence the evolution of our solutions, which are deployed in thousands of customer environments worldwide. Innovate at Scale: Integrate and enhance OEM software within our Open Systems SASE platform, supporting 10,000+ deployments across on-premises environments, public cloud platforms, and our own Kubernetes-based cloud infrastructure. Collaborate & Improve: Develop a deep understanding of OEM software and work closely with vendors to enhance functionality, performance, and reliability. Own the Service: Design and build end-to-end service capabilities around this software, including deployment automation, configuration management, tooling, and monitoring. You’ll take full ownership and make a tangible impact on how our customers experience secure access. Document & Educate: Create comprehensive operational documentation and educational materials to ensure smooth deployment and long-term success.

Team / description

About Open Systems: Backed by the Service Experience Promise, Open Systems simply and cost-effectively connects and secures hybrid environments and thus ensures your organization can meet business objectives. Open Systems uniquely focuses on a superior user experience when helping organizations reduce risk, improve efficiency, and accelerate innovation. The Open Systems SASE Experience delivers on the promise of ZTNA with a comprehensive, unified and easy-to-implement and use SASE platform that combines SD-WAN and Security Service Edge delivered as a Service. We provide 24x7 operational management and engineering support from assigned engineering teams and ensure affordable and predictable costs.

Qualifications and Skills

  • A degree in Computer Science or a related field, or equivalent practical experience.

  • Experience in a related field, with strong exposure to networking technologies (dynamic routing, firewalls, TCP/IP, etc.).

  • Solid experience with Linux/UNIX-based systems and/or Kubernetes.

  • Strong software engineering skills (scripting languages such as Bash, Perl, or Python, and compiled languages such as Go, C#, or C++).

  • Proficiency in English.