Kubernetes Engineer

• Operate and maintain Rumble Cloud’s Kubernetes platform, including our new CAPI/CAPO-based installation and its integration with the OpenStack Magnum API. - Assist in the rollout, migration, and upgrade processes as customers transition from the existing Magnum-based solution to the new platform. - Serve as an escalation point for customer support, troubleshooting complex Kubernetes and cluster lifecycle issues. - Monitor the health, performance, and capacity of Kubernetes clusters and underlying infrastructure; assist in incident response and root cause analysis. - Implement and maintain day-2 operations processes, including backup/restore, scaling, patching, and cluster upgrades. - Collaborate with the Kubernetes Architect to implement standards, best practices, and reference patterns for cluster configuration and operations. - Help manage and integrate container registries, identity, networking, and storage components required for the Kubernetes platform. - Automate repetitive operational tasks using scripting and infrastructure-as-code tools. - Contribute to and maintain runbooks, documentation, and knowledge base articles for both internal teams and customer-facing support. - Provide feedback from operations and customer interactions to influence platform improvements and product roadmap. Required Skills & Experience:

• Extensive experience in Linux systems engineering, cloud engineering, or platform/SRE roles, including hands-on work with Kubernetes in production environments. - Practical experience with installing, operating, and troubleshooting Kubernetes in production environments. - Experience working with Kubernetes on OpenStack or other cloud providers. - Familiarity with Cluster API (CAPI) and/or Cluster API Provider OpenStack (CAPO), or strong willingness to ramp up quickly. - Strong understanding of Linux, containers, and container runtimes (e.g., Docker, containerd). - Experience with Kubernetes networking, storage, and ingress concepts (CNI, CSI, load balancers, ingress controllers). - Hands-on experience with scripting and automation (e.g., Bash, Python, or Go) for operational tasks. - Familiarity with configuration management and IaC tools such as Ansible and Terraform. - Experience with monitoring and logging in Kubernetes environments (e.g., Prometheus, Grafana, ELK/Graylog, or similar). - Strong troubleshooting skills, clear written documentation, and effective communication with both technical and non-technical stakeholders. Nice to Have (Preferred Skills):

• Experience with OpenStack Magnum and its Kubernetes integrations. - Experience operating Kubernetes on other public cloud platforms (EKS, AKS, GKE). - Knowledge of Ceph, S3-compatible storage, and their use with Kubernetes. - Understanding of application architectures on Kubernetes, including microservices and 12-factor applications. - Exposure to CI/CD toolchains (e.g., Git, GitLab/Jenkins, Artifactory, etc.) for containerized workloads. - Experience with security hardening and best practices for Kubernetes (RBAC, PodSecurity, network policies, image scanning). Qualifications:

• Demonstrated experience operating production Kubernetes clusters and working as part of a cross-functional cloud/platform team. - Ability to work effectively under pressure, handle escalations, and maintain a strong customer-focused mindset. - Passion for continuous learning in Kubernetes, cloud-native tooling, and automation. Annual Compensation Range:

$175,000 - $220,000 USD base + benefits + equity (If based in the United States)

$157,000 - $187,000 CAD base + benefits + equity (If based in Canada)

Note: The salary range listed for this position is a good faith estimate based on experience, qualifications, and internal compensation structure. The actual salary offered varies depending on the candidate's skill level and experience. This posting refers to an active vacancy within the organization. We promote an equal playing field where everyone has the same opportunities regardless of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability status, or any other applicable characteristics protected by law. Rumble is an active participant in the e-verify program. Physical demands of the position: While performing the duties of this job, the employee is regularly required to sit for prolonged periods of time while using a computer and/or keyboard. The employee is required to communicate verbally and hear. The employee may be required to walk, reach with hands and arms, balance, and stoop or kneel. The employee may occasionally be required to lift and/or move up to 15 pounds. Specific vision abilities required by this job include clarity of vision at approximately 20 inches or less (i.e., working with small objects or reading small print), including the use of computers.