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

eleQtron develops and operates full-stack quantum computers based on trapped-ion technology. Quantum computing is a new computing paradigm rapidly approaching commercial viability. Our unique approach combines laser-cooled trapped ions with microwave control and tailored magnetic fields. Our next-generation computing machines under development will be able to find solutions to problems that are out of reach today, thus enabling new innovative products and services for a brighter future.

We are looking for a Site Reliability Engineer to maintain and support the reliability, scalability, and operability of the software systems powering our trapped-ion quantum computers.

Responsibilities:

As a Site Reliability Engineer – Quantum Computing (f/m/d), you will contribute to the reliability, stability, and operability of our software that operates our quantum computers. You will work closely with software engineers, firmware developers, physicists, and hardware engineers in an interdisciplinary environment, gaining deep insight into a cutting-edge technical domain. This is an on-site position in Siegen or Hamburg. Depending on your background, you will work on the following tasks:

• Contribute to the reliability of the quantum control and quantum program execution stack

• Support the definition and refinement of SLIs, SLOs, error budgets, and operational guardrails

• Implement and maintain observability across software, infrastructure, and hardware-adjacent layers

• Participate in incident response, post-mortems, and root cause analyses for system failures

• Identify operational risks and propose mitigation strategies

• Drive automation initiatives to reduce toil and improve system stability

• Maintain operational standards, runbooks, and documentation

• Contribute to CI/CD and release processes with a focus on reliability and safe deployments

• Collaborate with development teams to support production-ready system design

Required Skills:

• Bachelor's or master's degree in computer science, engineering, or a related field, or equivalent experience

• 2–4 years of professional experience in SRE, DevOps, Platform Engineering, or Systems engineering

• Experience operating and stabilizing complex systems in production or lab environments

• Hands-on experience with containerized and orchestrated environments

• Practical knowledge of monitoring, alerting, and observability tooling

• Experience participating in incident response processes

• Good technical documentation skills

• Ability to reason through engineering trade-offs

• Fluent written and spoken English

We value:

• 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
  

What you can expect from eleQtron:

• 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

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Position Details

• Job Title: Site Reliability Engineer – Quantum Computing (f/m/d)
• Company / Organisation: eleQtron GmbH
• Location: Siegen
• Employment Type: Full-time
• Field / Industry: Software Development
• Work Arrangement: On-site or hybrid - Siegen

About This Opportunity

This full-time opportunity at eleQtron GmbH is an excellent opening for experienced professionals in the field of software engineering and technology. The role is structured around an on-site or hybrid environment based in Siegen and is designed for candidates who are ready to make a meaningful contribution from the moment they join.

Based in Siegen, this role offers the opportunity to collaborate closely with a local team in a structured professional environment. Candidates currently based in the area or open to relocation are strongly encouraged to apply.

Whether you are an established practitioner in software engineering and technology or a highly skilled professional looking for your next challenge, this Site Reliability Engineer – Quantum Computing (f/m/d) role offers the platform to apply your expertise in a real-world, results-oriented environment. eleQtron GmbH is looking for a candidate who can hit the ground running and add genuine value to the team.

Who Should Apply

This role is ideal for candidates who have a solid background in software engineering and technology and a demonstrable track record of delivering high-quality results. You should possess analytical thinking, attention to technical detail, and a methodical approach to problem-solving. Experience working with modern development tools, version control systems, and cloud platforms will be an advantage, though a commitment to continuous learning and professional development is equally valued.

Beyond technical or domain expertise, eleQtron GmbH is looking for someone who communicates clearly, collaborates effectively with colleagues and stakeholders, and takes ownership of their work from start to finish. If you thrive in a professional environment and are passionate about the opportunity to build reliable, scalable, and high-performing digital products, we encourage you to apply.

Key Competencies for This Role

Successful candidates for the Site Reliability Engineer – Quantum Computing (f/m/d) position at eleQtron GmbH will typically demonstrate the following core competencies:

• Domain expertise - a strong foundation of knowledge and hands-on experience in software engineering and technology
• Problem-solving ability - the capacity to identify challenges, think critically, and implement practical solutions efficiently
• Communication skills - clear and professional communication with colleagues, stakeholders, and partners at all levels
• Self-management - strong time management and the ability to prioritise a varied workload while meeting deadlines
• Team collaboration - a collaborative and supportive approach to working alongside colleagues across departments or locations
• Adaptability - the ability to respond positively to change and thrive in a dynamic, evolving work environment

How to Apply

To apply for this Site Reliability Engineer – Quantum Computing (f/m/d) position at eleQtron GmbH, click the "Apply Now" button on this page. You will be taken directly to the official application page where you can complete and submit your application.

Before applying, please ensure that your CV or résumé is fully up to date and clearly highlights your experience and accomplishments in software engineering and technology. If a cover letter is included or requested, tailor it specifically to this role and explain how your background, skills, and goals align with what eleQtron GmbH is looking for in a Site Reliability Engineer – Quantum Computing (f/m/d).

All applications for this role are processed directly by eleQtron GmbH. Career Nest facilitates the job discovery process and does not pre-screen or forward applications on behalf of employers. There are no fees for job seekers at any stage of the application process.

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