Careers

Build what matters together

Bull is a story. One with a century of European innovation and a working environment where experts design powerful, sustainable, and sovereign digital solutions, enabling states and industries to retain full control over their data and their AI.

Bull is also thousands of engineers, researchers and passionate tech people shaping the future of high performance computing, AI, and quantum technologies.

Every day, our teams push the boundaries of what is technologically possible – from next generation HPC architectures to exascale supercomputers – supported by world class R&D, more than 1,600 patents, and unique end to end capabilities spanning hardware design, software engineering, data science and quantum research.

We are a people centric, innovation driven company, where collaboration spans Europe, the Americas and India. We share a common vision of a responsible and sustainable innovation that delivers concrete impact for our customers.

aerial view of a group working around a table

People-powered excellence

3,000+

experts, including 300+ AI scientists and data specialists driving innovation 

13%

of revenue invested in R&D, sustaining long‑term technological leadership

1,600

patents supporting differentiated, sovereign technologies

60+

projects contributed for major EU and government‑funded innovation programmes

How to apply

Bull is an independent company, but for the time being, our job opportunities are still published on the Atos careers website.
To explore current Bull openings:

  1. Go to the Atos careers portal

  2. Use the search function

  3. Enter “Bull” in the keywords field

  4. Browse the roles that match your profile and interests

This will allow you to easily identify positions within Bull and apply directly online.

We look forward to discovering your talent and welcoming you to Bull!

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Related resources

Discover our latest publications. Here, at Bull, your ideas, your curiosity and your technical excellence directly shape the next era of advanced computing - unlocking enterprise value, accelerating scientific progress and driving positive impact for society. 

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100% European Infrastructure

From hardware to virtualization platform, ensuring sovereignty, compliance, and full auditability through open-source engineering.

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Reliable, Cost-Efficient Performance

Robust and future-proof virtualization solution delivering 60–80% lower TCO compared to traditional options.

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Tailored, Scalable Architecture

Flexible configurations with BullSequana SH or BullSequana SA to meet diverse workload needs.

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High Density and Low Latency

Lightweight hypervisor and optimized design for maximum VM-to-core ratio.

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End-to-End Security

Full supply chain transparency, advanced hardware protection, and trusted execution technologies.

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Energy Efficiency

Reduced power consumption per workload with eco-conscious infrastructure design and smart VM scheduling.

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Easy Expansion and Automation

Modular, composable hardware with API-driven orchestration for seamless scalability.

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Easy Deployment

An already validated reference architecture and a SPOC for hardware-software integration and support.

Related Resources

Warranty
  • BullSequana SA11/21 warranty
  • BullSequana SA10/20 warranty 
Recommended products and solutions

FAQ

For the moment, Bull job opportunities are still hosted on the Atos careers platform. This is a temporary situation linked to the transition period following Bull’s independence.

All positions identified with “Bull” in the job description or keywords correspond to roles within Bull.

Yes. Even though applications are submitted via the Atos platform, successful candidates will join Bull, work with Bull teams, and contribute to Bull projects.

Yes. Bull is working towards hosting its job opportunities directly on its own platforms. Until then, the Atos careers website remains the official channel for applications.

Get in touch

Contact us