Control Software Engineer - Particle Accelerators

About the role

CERN is hiring a Control Software Engineer for its Machine Protection and Electrical Integrity (MPE) group in the Technology Department. The MPE group develops and maintains systems that protect accelerator equipment, including magnets and particle-beam installations. You will work with other software engineers to design, develop and maintain reliable software supporting the safe and efficient operation of the Large Hadron Collider and its injector complex.

Key responsibilities

• Design, implement, test and maintain software components that interface with equipment protection and interlock systems.
• Monitor deployed applications, investigate technical issues and improve reliability, availability and maintainability.
• Work with engineers, technical specialists and accelerator operations teams during commissioning, testing and operation.
• Understand user requirements, contribute to technical decisions and help deliver sustainable software solutions.
• Collaborate on development workflows, automated testing, continuous integration and software quality, including AI-assisted development tools where appropriate.
• Provide technical guidance and mentoring to colleagues and students.

Required profile

• Master's degree or equivalent relevant experience in Computing, Physics or Engineering or a related field.
• Solid software engineering experience, including designing, developing, testing and maintaining software throughout its lifecycle.
• Strong technical acumen in turning complex requirements into robust, efficient and maintainable solutions.
• Spoken and written English, with a commitment to learn French.

Required skills

• Proficiency in Java and/or C++.
• Version control, automated testing, continuous integration and delivery.
• Agile methods (Kanban, Scrum), DevOps, QA and software life-cycle tools.
• Requirements analysis for ICT systems and installation, operation and maintenance of computing systems.

What we offer

• Limited-duration contract of 5 years, subject to conditions, with the possibility of extending up to 8 years and applying for an indefinite position.
• Hybrid work, 40 hours per week, job grade 6-7.
• Competitive tax-free salary increasing with experience, 30 days of paid leave plus 2 weeks annual closure.
• Health insurance coverage for yourself, spouse and children, and membership of the CERN Pension Fund.
• Family, child and infant allowances, and a relocation package depending on circumstances.