DevOps Engineer for OAuth Token Issuer (IT-PW-IAM-2025-127-GRAE)

Are you passionate about secure, scalable infrastructure? CERN's Identity and Account Management (IAM) team is looking for a DevOps Engineer to help scale up our grid token issuers to meet the future needs of physics experiments and support cutting-edge research across the globe.

As part of our supportive 9-person IAM team, you'll play a key role in developing and maintaining the authorization services that underpin one of the world's largest scientific computing infrastructures. Your tasks will include feature development, maintenance of OAuth Token Issuers on Kubernetes, ensuring their reliability and scalability, and providing advanced user support (e.g., guiding technical users with their authorization architectures).

Your profile

Skills :

• Proven experience in containerization;
• Proven knowledge of OAuth2 and OIDC;
• Experience with Kubernetes is a plus;
• Knowledge of X.509 certificates is a plus;
• Experience with GitOps methodologies (e.g., Kustomize, ArgoCD) is a plus;
• Fluent in English or French, with a willingness to learn the other language.

Eligibility criteria :

• You are a national of a CERN member state.
• By the application deadline, you have a maximum of two years of professional experience since graduation in Computer Science or a related field, and your highest educational qualification is a Bachelor's or Master's degree.
• You have not previously held a CERN fellow or graduate contract.
• Applicants without a university degree are not eligible.
• Applicants with a PhD are not eligible.

Additional Information

Contract duration : 24 months, with a possible extension up to 36 months.

Working hours : 40 hours per week.

Job reference : IT-PW-IAM-2025-127-GRAE

Field of work : Software Engineering and IT

What we offer

• A monthly stipend ranging between 5196 and 5716 Swiss Francs (net of tax).
• Coverage by CERN's health scheme (for yourself, your spouse, and children) and membership of the CERN Pension Fund.
• Additional benefits based on individual circumstances, including installation grants, family allowances, and travel expenses.
• 30 days of paid leave per year.
• On-the-job and formal training at CERN, including language courses in English and/or French.

About us

At CERN, the European Organization for Nuclear Research, physicists and engineers probe 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 collided at near-light speeds. This research provides insights into the fundamental laws of nature. Learn more at CERN's official website.

Diversity has been an integral part of CERN's mission since its foundation and is a core value of the Organization. Employing a diverse workforce is central to our success.