Job Description

Company Description
At , the European Organisation for Nuclear Research, physicists and engineers are probing the fundamental structure of the universe. Using the world's largest and most complex scientific instruments, they study the basic constituents of matter - fundamental particles that are made to collide together at close to the speed of light. The process gives physicists clues about how particles interact, and provides insights into the fundamental laws of nature.

Introduction
Would you like to use your HR passion and skills to contribute to great scientific developments? We help individuals and managers to create the best possible work environment for themselves and for their teams. We give customised support and advice to people at important milestones during their time at CERN (typically onboarding, career events, off-boarding) as well as on request. We are in charge of ensuring equitable treatment throughout the Organisation and to drive the adaptation of HR policies as the workplace evolves.
Functions
As an HR Adviser (HRA) for one or more client departments, you will be the privileged contact for all people matters. You will partner with the department(s) to support the management as well as the individual staff members, from contract signature until contract end.
You will, in all you do, strive to add value through meaningful and efficient people support, in particular:

• Advise and help individual staff members on a wide range of HR-related topics such as their contract and career, working conditions, wellbeing in the workplace, conflict handling, etc;
• Guide and support management through an equitable, meaningful and efficient implementation of major HR processes (typically concerning career and contract evolution); advise and support managers on HR and people matters (performance and talent management, organisational design, work life balance, conflict management etc);
• Collect and analyse feedback and data, and report on the value, efficiency and meaning of HR policies, processes, and trends in view of the creation of the best possible workplace. Formulate improvement and innovation proposals, manage and/or contribute to HR projects;
• Team up with (more junior) colleagues to provide professional support and guidance to students and graduates.

Qualifications
Master's degree or PhD or equivalent relevant experience in the field of Human Resources, Economics, Business Administration, Behavioural Sciences, Law together with professional training in the field of human resources or a related field.
Experience:
Experience in an HR Adviser/Business Partner (HRA/HRBP) role ideally in a multicultural environment, or experience in more than one area of HR expertise and interest to transition to a generalist HRBP role.
Technical competencies:

• Conflict resolution;
• Employee relations;
• Change management;
• Employee performance management;
• Talent management.

Behavioural competencies:

• Communicating Effectively: demonstrating a pro-active approach to resolving differences; addressing issues of conflict constructively.
• Achieving Results: delivering prompt and efficient service taking into account customer needs.
• Solving Problems: recognising what is essential; discriminating between important and peripheral information and being able to see the whole picture.
• Working in Teams: sharing and letting others participate in own work/project; encouraging team development.

Language skills:
Spoken and written English or French, with a commitment to learn the other language.
Additional Information
Eligibility and closing date:
has been an integral part of CERN's mission since its foundation and is an established value of the Organisation. Employing a diverse workforce is central to our success. We welcome applications from all .
This vacancy will be filled as soon as possible, and applications should normally reach us no later than 04.01.2026 at 23:59 CET.
Employment Conditions
Contract type: Limited duration contract (3 years). Subject to certain conditions, holders of limited-duration contracts may apply for an indefinite position.
Working Hours: 40 hours per week
Job Flexibility: Hybrid
Job grade: 6-7
Job reference: HR-PXE-2025-252-LD
Field of work: Support Services (Finance, HR, Legal, Procurement)
Benchmark Job Title: Human Resources Professional

Skills Required