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Mirantis

Senior DevOps Engineer, OpenStack Team

Mirantis

. Join the MOSK (Mirantis OpenStack for Kubernetes) product team .

Posted 11/12/2026full-timeRemote • PolandSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in designing and managing cloud-native OpenStack platforms, with strong capabilities in Kubernetes, CI/CD pipelines, and automation tools. Proficient in troubleshooting, optimizing performance, and providing technical authority in enterprise environments.

Highest-signal resume keywords
OpenStack AdministrationKubernetes ExpertiseCI/CD Pipeline ManagementLinux Server AdministrationNetworking Technologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
OpenStackKubernetesLinux (CentOS, Ubuntu, RHEL)TerraformDockerSaltStackPuppetAnsibleJenkinsScripting (Bash, Groovy, Python)
Soft Skills
Analytical SkillsProblem-Solving SkillsCustomer-Facing CommunicationDiplomacyCollaboration with Distributed Teams
Tools & Technologies
CI/CD ToolsNetworking EquipmentOpen Virtual NetworkOpen vSwitchOpenSearchGrafanaPrometheus
Industry Keywords
Cloud-NativeEnterprise Private CloudsLifecycle ManagementPerformance OptimizationOpen-Source Contributions

Tech Stack

Tools & technologies
AnsibleAWSAzureChefCloudDistributed SystemsDockerFirewallsGoogle Cloud PlatformGrafanaGroovyJenkinsKubernetesLinuxOpenStackPrometheusPuppetPythonSaltStackTerraformGo

About the role

Key responsibilities & impact
  • Join the MOSK (Mirantis OpenStack for Kubernetes) product team
  • Design, validate, and evolve a cloud-native OpenStack platform for enterprise private clouds
  • Influence the MOSK roadmap and backlog through technical input on feasibility, scalability, and maintainability
  • Evaluate customer feature requests using upstream OpenStack code, specifications, blueprints, and documentation
  • Design, implement, and document lifecycle management for OpenStack on Kubernetes
  • Support non-disruptive upgrades, patching, scaling, rollback strategies, and upgrade compatibility
  • Define test scenarios and validate upstream code in simulated or production-like deployments
  • Integrate feature support into MOSK lifecycle management
  • Review product designs, APIs, and implementations for robustness, security, and developer experience
  • Lead design discussions, planning sessions, and retrospectives
  • Design and maintain frameworks, libraries, and internal tools for development, testing, and lifecycle operations
  • Build automation for deploying and managing OpenStack-on-Kubernetes environments
  • Design and maintain CI/CD pipelines and external-system integrations
  • Provide Tier-3 support for complex production issues involving Kubernetes, OpenStack, networking, storage, and distributed systems
  • Investigate OpenStack issues, determine code-level root causes, and contribute minor upstream fixes
  • Analyze performance bottlenecks and provide optimizations and tuning recommendations
  • Manage development, staging, and validation environments that mirror customer deployments
  • Serve as a technical authority on MOSK and OpenStack behavior
  • Support documentation, field, enablement, engineering, and customer-facing teams through technical reviews, demos, and knowledge sharing

Requirements

What you’ll need
  • 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
  • Ability to troubleshoot software and hardware issues
  • 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-level Docker and Kubernetes production experience
  • Thorough understanding and practical experience with Kubernetes operators and Helm
  • Strong experience with Jenkins and 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 required)
  • Mid-level experience with Go or C is valuable
  • 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
  • Preferred: Deep understanding of OpenStack architecture and production experience
  • Preferred: Knowledge of SDN solutions including Open Virtual Network and Open vSwitch
  • Preferred: Experience with OpenSearch, Grafana, and Prometheus stacks
  • Preferred: Contribution to open-source projects

Benefits

Comp & perks
  • Work in a global, collaborative, remote-first culture
  • Professional development and training
  • Attend conferences and working groups
  • Customized workstation (macOS, Windows)
  • Competitive compensation
  • Performance incentives
  • Opportunities for advancement
  • Open-source innovation environment
  • Remote-first work culture
  • Continuous growth opportunities