HR Generalist with German

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.

Role purpose 

Provide accurate, timely and customer-focused HR support to employees, managers and HR stakeholders across the employee lifecycle, while ensuring high-quality administration, reliable data and consistent service delivery. 

Key Responsibilities 

Employee and Manager Support 

• Act as a first point of contact for HR-related questions from employees and managers through email, telephone, chat and the designated ticketing system. 

• Provide clear and accurate guidance on HR policies, procedures and employee lifecycle processes within the scope of the role. 

• Deliver a professional and customer-focused service, ensuring requests are acknowledged, followed up and resolved within agreed service levels. 

• Identify the nature and urgency of each request and direct complex or specialist matters to the appropriate HR team. 

HR Administration and Employee Lifecycle Support 

• Prepare and maintain HR documentation, including employment contracts, amendments, employment certificates, welcome packs and other employee-related documents. 

• Support onboarding, employee changes, transfers, promotions and offboarding activities in line with established processes. 

• Collect, review and process the information and supporting documentation required for HR transactions. 

• Ensure administrative activities are completed accurately, consistently and within the required timelines. 

HR Systems and Data Quality 

• Maintain and update employee information in the core HR system, such as Nessie, Employee Central or the applicable HR platform. 

• Validate the accuracy and completeness of data before entering or updating information in the HR system. 

• Perform regular data quality checks and resolve discrepancies by collecting, reviewing and analysing relevant information. 

• Protect personal and confidential information in accordance with internal policies, data privacy requirements and applicable regulations. 

Case and Ticket Management 

• Record, assess, prioritise and manage HR service requests through the designated case or ticketing tool. 

• Investigate issues, provide appropriate responses and maintain clear case notes and supporting documentation. 

• Monitor open cases and communicate progress to employees, managers and relevant stakeholders. 

• Escalate unresolved, sensitive or out-of-scope cases to the designated support lead or specialist team. 

Process Compliance and Continuous Improvement 

• Perform HR support activities in accordance with approved policies, procedures, work instructions and service standards. 

• Contribute to the maintenance of process documentation, knowledge articles, templates and standard responses. 

• Participate in training related to new technologies, procedures and customer service enhancements. 

• Identify opportunities to improve efficiency, data quality, service consistency and the employee experience. 

• Collaborate with HR colleagues and other internal teams to support operational priorities and team objectives. 

Qualifications and Experience 

• German fluency required (C1 minimum), English proficiency

• Degree in Human Resources, Business Administration or a related discipline, or equivalent professional experience. 

• Previous experience in HR support, HR administration, employee services, HR operations or a shared-services environment. 

• Practical experience using an HR information system, such as SAP SuccessFactors Employee Central, Workday. 

• Experience with ticketing or case management tools is an advantage. 

• Good working knowledge of Microsoft Office applications. 

Key Success Measures 

• Accurate and complete employee data and documentation. 

• Timely handling of HR transactions, inquiries and cases. 

• Compliance with agreed procedures, service levels and confidentiality requirements. 

• Positive and consistent support experience for employees and managers. 

• Effective escalation and follow-through on unresolved issues. 

• Contribution to process improvement, knowledge sharing and team objectives. 

Here, 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.