Control Software Engineer – Particle Accelerators

About the role

CERN's Technology Department, Machine Protection and Electrical Integrity (MPE) group, is looking for a Control Software Engineer for its particle accelerators work. You will design, develop and maintain reliable software that supports the safe and efficient operation of the Large Hadron Collider and its injector complex, working in a team of software engineers alongside accelerator operations teams.

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.
• Strengthen development workflows, automated testing, continuous integration and software quality, including exploring AI-assisted development tools where appropriate.
• Provide technical guidance and mentoring to colleagues and students.

Required profile

• Solid software engineering experience, including proficiency in Java and/or C++.
• Experience designing, developing, testing and maintaining software throughout its lifecycle.
• Proficiency with version control, automated testing, continuous integration and delivery.
• Master's degree or equivalent relevant experience in Computing, Physics or Engineering or a related field.
• Nationality of a CERN Member State or Associate Member State; applicants from Pakistan, Lithuania, Latvia, Cyprus, Croatia and Turkey are excluded.
• Previous CERN staff contracts are not eligible for this position.

Required skills

• Application software development and software life-cycle tools, including Agile (Kanban, Scrum), CI/CD, QA and DevOps.
• Requirements analysis for ICT systems and installation, operation and maintenance of computing systems.
• Spoken and written English, with a commitment to learn French.

What we offer

• Minimum net entry salary of 9,236 Swiss Francs per month, rising with experience.
• 30 days of paid leave per year plus 2 weeks annual closure.
• Health insurance covering yourself, spouse and children, and membership of the CERN Pension Fund.
• Family, child and infant monthly allowances, and a relocation package depending on circumstances.
• Contract of 60 months, extendable up to 8 years, with eligibility for an indefinite contract.