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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Site Reliability Engineer - **Company:** Worldline - **Location:** Brussel, Belgium - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Computing Platforms, Software Suite, Cloud Computing, Continuous Integration, Data Centers, Software Debugging, Linux, Fraud Prevention and Detection, HAProxy, Monitoring of Systems, Python (Programming Language), Korn Shell, PostgreSQL, Nagios, Network Administration, Nginx, Oracle (Applications), Reliability Engineering, Prometheus, SAP (Applications), Zabbix, Data Logging, Scripting, Load Balancing, Grafana, Gitlab, Containerization, Kubernetes, Puppet, Terraform, Docker, Pagerduty, Servicenow - **Published:** October 24, 2026 - **Apply:** https://www.careerjet.be/jobad/bed6987a2027619c1cff5c2b18e40763dd ## About the Role We look for big thinkers. People who can drive positive change, step up and show what's next - people with passion, can-do attitude and a hunger to learn and grow. In practice this means: * OS: Knowledge/experiences with Linux; * DB: Knowledge/experiences with Oracle or Postgres DB * Knowledge/experiences with Korn Shell Scripting, Python, Kubernetes * Knowledge about ServiceNow tool for ticketing * Knowledge and experience with monitoring tools like: Prometheus, Grafana, PagerDuty * Experience on CI/CD, Network management (debugging network issues) * Cloud oriented: GCP knowledge (other provider knowledge/experiences could be a plus; I.e. AWS) * Cloud management tools: Terraform, Puppet, Gitlab * Cloud container solutions: Docker, Nginx, HAProxy, etc.. * Analytical skills (capable to deep dive into analysis to find solutions), team working, full autonomy, accountability, strong proactivity * On call duty availability ## Description * Brussel * Vast * Voltijds * 14 uren geleden We use cookies to offer you the best possible website experience. Your cookie preferences will be stored in your browser's local storage. This includes cookies necessary for the website's operation. Additionally, you can freely decide and change any time whether you accept cookies or choose to opt out of cookies to improve website's performance, as well as cookies used to display content tailored to your interests. Your experience of the site and the services we are able to offer may be impacted if you do not accept all cookies. Modify Cookie Preferences Reject All Cookies Accept All Cookies VIEW JOBS, Join our dedicated tribe responsible for the development and services of the Worldline Authorization software suite, "Worldline Pay Front Office" (WLP FO). Our team combines expertise in card payment authorization and switching with components for card management back office solutions and fraud detection. Day-to-day responsibilities * Monitor the performance, availability, and reliability of our systems and applications, ensuring adherence to SLAs. * Ensuring the correct running and maintenance activities of the Application Platform * Implement and maintain monitoring and alerting systems to proactively identify issues. * Have a holistic end-to end view on the service: application, underlying infrastructure and other dependencies. * Release/scripts/packages/libraries installation in production * Guarantee that the service you are in charge can be installed, configured, changed, and operated I compliance with regulation, security and the expected service levels. * Improve through automation, the pipeline from development to operations (Ci/CD) and all operations on the service. * Change request management * Participate and validate service designs and changes, with the mission to ensure that quality of operations will remain at the proper level. * Lead incident response efforts during outages or major incidents, coordinating with cross-functional teams to ensure timely resolution. * Conduct post-mortem analyses to identify root causes and implement corrective actions. * Availability for on call activities out of business hours - Stand-by * Ensure 2nd Line of support for incidents and problem management * Identify gather and analyze metrics and events from both infrastructure and application to provide capacity planning, performance improvements and incident analysis. * Performing technical and business monitoring of application platforms through alerting tools (I.e Zabbix, Grafana, PagerDuty, Prometheus) * Propose application related evolutions to improve service and deliver quality * Partner with infrastructure provider as the voice of service delivery, When you visit any website, it may store or retrieve information on your browser, mostly in the form of cookies. 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