Senior Site Reliability Engineer – Quantum Computing (f/m/d)

As a Senior Site Reliability Engineer – Quantum Computing (f/m/d), you will take end-to-end responsibility for the reliability, stability, and operability of our software that operates our quantum computers. You will act as a technical authority for system reliability, shaping how our quantum computers are operated, monitored, and evolved in production-like lab environments. This is an on-site position in Siegen or Hamburg, working closely with software engineers, firmware developers, physicists, and hardware engineers in an interdisciplinary environment.

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  Own the reliability strategy for the quantum control and quantum program execution stack

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  Define and continuously refine SLIs, SLOs, error budgets, and operational guardrails

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  Design and evolve the observability architecture across software, infrastructure, and hardware-adjacent layers  

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  Lead incident response, post-mortems, and root cause analyses for critical system failures

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  Proactively identify systemic risks and drive mitigation strategies

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  Drive automation initiatives to reduce operational toil and improve system stability

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  Establish and maintain operational standards, runbooks, and documentation

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  Shape CI/CD and release processes with a strong focus on reliability and safe deployments

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  Act as a trusted partner for development teams when designing production-ready systems

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  Mentor engineers and raise reliability awareness across the organization

• Bachelor's or master's degree in Computer Science, Engineering, or a related field, or equivalent experience

• 5+ years of professional experience in SRE, DevOps, Platform Engineering, or Systems Engineering

• Proven track record of operating and stabilizing complex, mission-critical systems

• Strong experience with containerized and orchestrated environments

• Hands-on experience with monitoring, alerting, and observability systems 

• Experience leading incident response and driving post-mortem

• Strong technical documentation and architectural reasoning skills

• Creative mindset and enjoyment working in a multicultural and interdisciplinary team  

• Ability to make sound engineering trade-offs under uncertainty 

• Fluent in written and spoken English

• Experience in hardware-adjacent, lab, or cyber-physical systems

• Background in scientific, research, or experimental environments

• Strong Python skills for automation and tooling

• Experience with long-running, stateful workloads

• Familiarity with firmware, control systems, or real-time constraints

• Experience with programmatic device control (e.g. SCPI, serial, USB, TCP/IP)

• Prior exposure to quantum computing or other deep-tech domains
  
  

• Competitive salary: We value our team members and therefore provide remunerations that reflect this, additionally rewarding achievements

• Flexible working hours: We offer personal freedom through a variety of flexible work schedules

• Team spirit: In our international and diverse team, and with our regular team events, having fun at work is simply part of the culture

• Further development: We want to grow together and so we offer our team members needs-based, individualized further training as well as plenty of room for personal development

• Wellness Package: We offer health-promoting benefits such as fitness programs like UrbanSportsClub to support your well-being

• Bike Leasing: Stay Mobile and Sustainable with Our Company Bike Leasing Program

• Moving Benefits: A warm welcome! We are happy to support employees who move for us with a bonus

• At the forefront: Work at the forefront of technology, where academic research meets commercial applications 

• Modern workplace: We have a high-quality infrastructure with laboratory space, offices and meeting rooms