Senior Linux System Engineer

About tonies:

tonies is the globally leading interactive audio platform for children with more than 10 million Tonieboxes and 125 million Tonies sold. The intuitive and award-winning audio system has changed the way young children play and learn independently with its child-safe, wireless, and screen-free approach. Tonieboxes have been activated in over 100 countries, the content portfolio includes around 1,400 Tonies in several languages. Since its inception, tonies has achieved significant milestones, including listing on the Frankfurt Stock Exchange in November 2021 as well as a globally present team of over 550 dedicated professionals operating from various countries.

Joining our tonies team means being part of an inspiring mission to create innovative and meaningful experiences for children around the world. Together, we’re shaping the future of play, learning, and imagination.

You as part of tonies:

We are seeking an experienced Linux System Engineer (all genders) to design, implement, and maintain robust infrastructure for our global Tonie and Toniebox manufacturing operations. In this role, you'll ensure 24/7 system reliability, automate repetitive processes using tools like Ansible to enhance efficiency and reduce human error, and optimize performance across on-premise and AWS environments. You'll also establish comprehensive monitoring, logging, alerting, and distributed tracing to ensure system observability and swiftly address issues. Collaborating with cross-functional teams, you’ll help shape system architecture, establish best practices, and ensure security and compliance. This is your opportunity to make a direct impact on the technology powering the production of Tonieboxes and Tonies for millions of little listeners worldwide.

Your tasks and responsibilities will include:

• Design and implement infrastructure and networking solutions for production systems in both on-premise and AWS environments
• Develop infrastructure automation using tools such as Ansible and Terraform.
• Collaborate with software engineers and SREs on observability, redundancy, and backup, as well as security and compliance topics.
• Provide technical support and troubleshooting across time zones with production and engineering teams.
• Contribute to system design and architecture decisions for production systems, ensuring performance.
• Support the reliability of globally distributed production systems by coordinating across German and Asian time zones. You will work in regular, aligned working hours with the team, with no on-call requirement.
• Keep infrastructure documentation up to date and aligned with best practices.
  
  

What we are looking for:

• Bachelor’s degree in Computer Science, Systems Engineering, or a related field
• Expert-level Linux system administration, with a focus on Debian /Ubuntu and embedded Linux distributions like OpenWrt and OpenSens
• Strong expertise in infrastructure automation and configuration management (e.g., Ansible)
• Experience operating and optimizing hybrid production environments (on-premise and AWS)
• Strong expertise in networking and security (TCP/IP, VPN, routing, firewalls, system hardening) combined with solid skills in diagnosing and debugging network issues using tools such as Wireshark, tcpdump, nmap, or iperf.
• Hands-on experience with monitoring, logging, and observability solutions (e.g., Prometheus, Grafana, ELK, Jaeger)
• Proven ability to design, debug, and maintain highly available and scalable infrastructure systems
• Experience with disaster recovery strategies and backup systems
• Strong scripting skills in Shell (Bash) and Python for automation
• Excellent communication skills and experience working with international, cross-functional teams
  
  

Why tonies?

• Global Teamwork: We collaborate across departmental and country borders on our vision to bring the Toniebox into every child's room in the world.
• Come as you are: This applies not only to the dress code but also to everything else. Because only where you truly feel comfortable can you give your best.
• Mobility: Choose the option that suits you best - a Deutschlandticket (public transport ticket) for unlimited mobility, a monthly contribution for an office parking space, a leasing bicycle, or a remote work subsidy.
• Enhanced Security: Benefit from subsidies for company pension plans, occupational pension schemes, and occupational disability insurance.
• Rest & Time Off: Enjoy 30 days of paid annual leave as well as three additional days off such as Rosenmontag, Christmas Eve, and New Year's Eve. After one year of employment, you can also use up to 10 "toniecation days" (unpaid leave days).
• Continuous Learning: Benefit from our internal and external training opportunities as well as an individual learning budget to continuously expand your knowledge.
• Language Learning & Relaxation: Improve your communication skills with the language learning app Babbel and find relaxation through our access to the meditation app Calm.
• Discounts: Benefit from attractive discounts on our entire range of tonies products.
  
  

Good to know:

As part of our principles, we are committed to supporting inclusion and diversity at tonies. We actively celebrate our colleagues’ different abilities, ethnicities, faith and gender. Everyone is welcome and supported in their development at all stages in their journey with us.

We look forward to hearing from you!

Sabine Schykowski

Talent Acquisition Manager