Senior DevOps Engineer, OpenStack Team

🔥 11 minutes ago

🇨🇿 Czechia – Remote

⏰ Full Time

🟠 Senior

⛑ DevOps & Site Reliability Engineer (SRE)

👻 Ghost score 23%

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Mirantis

WebsiteLinkedInAll Job Openings

501 - 1000 employees

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

Mirantis is a company that specializes in container management and cloud infrastructure solutions. It offers a range of products, including Mirantis Kubernetes Engine (MKE), Mirantis OpenStack for Kubernetes (MOSK), and Mirantis Container Cloud (MCC), which provide enterprise-level Kubernetes and container management platforms. Mirantis also develops tools for secure software supply chains, such as the Mirantis Container Runtime (MCR) and Mirantis Secure Registry (MSR). As an advocate for open source technologies, Mirantis supports various projects and provides resources like Lens Desktop, a popular Kubernetes IDE, and technical support for enterprises adopting cloud-native technologies. Their solutions cater to sectors such as public services, financial services, and broader SaaS and technology services industries.

📋 Description

• Join the MOSK (Mirantis OpenStack for Kubernetes) product team at the intersection of OpenStack, Kubernetes, and product engineering • Influence the MOSK roadmap and backlog through technical input on feature feasibility, scalability, and maintainability • Analyze upstream OpenStack code, specifications, blueprints, and documentation to evaluate customer feature requests • Design, implement, and document lifecycle management for OpenStack on Kubernetes • Focus on non-disruptive upgrades, patching, scaling, rollback strategies, and upgrade compatibility • Define test scenarios and validate upstream code behavior in simulated or production-like deployments • Integrate validated feature support into MOSK lifecycle management • Review and refine product designs, APIs, and implementations • Lead design discussions, planning sessions, and retrospectives • Design, implement, and maintain frameworks, libraries, and internal tools for MOSK development, testing, and lifecycle operations • Build automation for deploying and managing OpenStack-on-Kubernetes environments • Design, build, and maintain CI/CD pipelines and external-system integrations • Debug and resolve complex Tier-3 customer production issues involving Kubernetes, OpenStack, networking, storage, and distributed systems • Investigate OpenStack service issues, perform code-level root-cause analysis, and contribute minor upstream fixes • Identify performance bottlenecks and provide fixes, optimizations, and tuning recommendations • Manage and improve development, staging, and validation environments that mirror customer deployments • Serve as a technical authority on MOSK and OpenStack behavior • Provide engineering-level input to documentation, field, and enablement teams • Participate in technical reviews, demos, and knowledge-sharing sessions

🎯 Requirements

• At least 5 years of practical administration experience in Linux (CentOS, Ubuntu, RHEL) as a server platform • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent work experience • Experience in software development, Systems Administration, or SRE role • Deep understanding of operating systems and ability to debug and tune underperforming systems • Strong knowledge of networking technologies, including protocols, firewalls, and VPNs • Experience managing and configuring networking equipment • Practical experience with SaltStack, Puppet, Ansible, or Chef for medium and large environments • Practical experience with Terraform • Expert in Docker and Kubernetes in production environments • Thorough understanding and practical experience with Kubernetes operators and Helm • Strong experience with Jenkins and building dependable build/release pipelines • Familiarity with code-review systems • Understanding of cloud environments such as OpenStack, AWS, GCP, or Azure • Strong scripting skills in Bash, Groovy, and Python; at least one is required • Mid-level experience with Go or C is valuable • Deep understanding of OpenStack architecture and experience running it in production is a plus • Knowledge and experience with SDN solutions, including Open Virtual Network and Open vSwitch, is a plus • Experience managing and using OpenSearch, Grafana, and Prometheus stacks is a plus • Contribution to open-source projects is a plus • English proficiency at least at an intermediate level, spoken and written • Good customer-facing communication skills and diplomacy • Ability to work with geographically distributed international teams • Analytical, troubleshooting, and problem-solving skills

🏖️ Benefits

• Global, collaborative, remote-first culture • Opportunity to shape cloud and AI modernisation • High-impact enterprise accounts with opportunity for growth • Passionate, talented and engaging colleagues • Open-source innovation • Conferences and working groups • Customized workstation (macOS, Windows) • Professional development and training • Competitive compensation • Performance incentives • Opportunities for advancement

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