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Principal Support Engineer (L3, Edge Cloud) Miejsce pracy: Kraków Technologies we use Expected Unix Kubernetes AWS OpenStack VMware Cloud Microsoft Azure Google Cloud Platform Prometheus Grafana ELK Splunk Optional Python Bash PowerShell Terraform Ansible Operating system Linux About the project We are currently looking for a Principal Support Engineer (L3, Edge Cloud). Working hours are Monday to Friday, 9:00 am to 6 pm, with the expectation of availability during critical incidents outside regular hours. Your responsibilities Act as the final escalation point for complex technical issues related to Cloud infrastructure and services. Investigate, diagnose, and resolve advanced incidents involving compute, storage, networking, and virtualization. Analyze logs, metrics, and configurations to identify root causes and implement effective fixes. Own high-severity incidents and coordinate resolution with Engineering, DevOps, SRE, and Operations teams. Contribute to root cause analysis (RCA) and preventive action plans. Support deployment, upgrades, and maintenance of production Cloud environments. Collaborate with Product and Engineering teams to reproduce issues and validate fixes. Mentor and support L1 and L2 Support Engineers. Create and maintain runbooks, SOPs, and technical documentation. Our requirements 5 years of experience in Cloud infrastructure support, system administration, or technical operations. Strong understanding of Cloud technologies: Compute (VMs, Containers, Kubernetes) Networking (VPCs, load balancers, routing, DNS, firewalls) Storage (object, block, databases) Security (IAM, encryption, best practices) Hands-on experience with Linux/Unix systems. Experience with at least one major Cloud platform (AWS, Azure, GCP, OpenStack, VMware Cloud). Familiarity with monitoring and logging tools (Prometheus, Grafana, ELK, Splunk). Strong analytical and problem-solving skills. English level B2 or higher. Optional Automation and scripting (Python, Bash, PowerShell). CI/CD pipelines and infrastructure-as-code (Terraform, Ansible). Cloud certifications (AWS, Azure, GCP). Knowledge of ITIL incident and problem management. This is how we work on a project Continuous Deployment Continuous Integration What we offer Competitive compensation Flexible working hours and hybrid or remote options, depending on your role Work from anywhere in the world for up to 45 days per year Private medical insurance for you and your family* Extra paid vacation and sick leave days* Support for life’s important moments and celebrations Language courses to help you connect and grow Modern, welcoming offices with snacks, drinks, and entertainment* Team sports and social activities* Benefits* may vary depending on your location. Benefits private medical care Equal Opportunity Employer: We provide equal opportunity to all applicants without regard to race, color, religion, sex, sexual orientation, age, gender identity, gender expression, national origin, disability, or any other legally protected characteristics. Gcore Have you ever wondered why your favorite apps, social media content, and video games load in the blink of an eye? Its likely because of Gcore behind the scenes! Join a team that collaborates with industry giants like Intel, Dell, NVIDIA,, and Equinix to accelerate AI training, provide cutting-edge cloud services, and optimize content delivery. If you are passionate about transforming the internet and contributing to cutting-edge innovations, come join us at Gcore! We are over 550 professionals and currently looking for a Technical Support Engineer to join our team.