📍 Job Overview

Job Title: Senior Kubernetes DevOps Engineer
Company: Mirantis
Location: Poznań, Wielkopolskie, Poland
Job Type: Full-time
Category: DevOps Engineer
Date Posted: 2025-06-26
Experience Level: Mid-Senior level (2-5 years)
Remote Status: Remote OK

🚀 Role Summary

Mirantis is seeking a Senior Kubernetes DevOps Engineer to join their k0rdent core team, focusing on designing, deploying, and testing product cloud infrastructure using open-source components. This role requires a strong understanding of Kubernetes, Docker, and Linux, along with experience in public clouds and CI/CD tooling.

📝 Enhancement Note: This role emphasizes working with open-source components and requires a solid understanding of Kubernetes and Docker. The candidate should be comfortable working in an Agile environment and collaborating with a distributed team.

💻 Primary Responsibilities

Product Deployment & Evaluation: Deploy, test, and evaluate Mirantis k0rdent and other Kubernetes-related products.
CI/CD Tooling: Research, develop, and implement CI/CD tooling to ensure product workability and performance.
Infrastructure Design & Development: Participate in designing and developing tools for deploying Kubernetes environments.
Recommendations & Collaboration: Make recommendations based on test results for both Mirantis development teams and the open-source community, and collaborate with the team in requirement, design, planning, and retrospective meetings.
Customer Support: Help with customer issues resolution.

🎓 Skills & Qualifications

Education: A Bachelor's degree in Computer Science or a related field is required.

Experience:

Thorough understanding and experience with Docker and Kubernetes (3+ years)
DevOps engineering experience, understanding of CI/CD core aspects (3+ years)
Practical experience in Linux (RHEL, CentOS, Ubuntu) as a server platform (3+ years)

Required Skills:

Experience with versioning control systems, such as Git
Familiarity with code-review systems, like Gerrit or GerritHub
Direct experience with public clouds such as AWS / Azure / GCP

Preferred Skills:

Golang experience
Experience with Kubernetes cluster management tooling (Rancher, Gardener, Tanzu)
Experience with open source development
Experience with instrumenting and utilizing monitoring tools for determining health status of a system (Prometheus, Grafana, etc.)
OpenStack, VMware ecosystems knowledge
Experience with high load systems

📊 Web Portfolio & Project Requirements

While not explicitly stated, a strong portfolio demonstrating experience with Kubernetes, Docker, and Linux is essential. Include case studies showcasing your work on CI/CD pipelines, Kubernetes cluster management, and infrastructure as code (IaC) projects.

💵 Compensation & Benefits

Salary Range: The salary range for this role in Poznań, Poland, is estimated to be between 12,000 PLN to 18,000 PLN per month, based on market research and web development industry standards.

Benefits:

Work with an established leader in the cloud infrastructure industry.
Competitive compensation package with strong benefits plan.
Thrive in a high-energy environment with passionate colleagues.
Be a part of cutting-edge, open-source innovation.

🎯 Team & Company Context

Company Culture: Mirantis values openness, collaboration, risk-taking, and continuous growth. They are a Leader for Container Management in G2 (#2 after AWS).

Team Structure: The team is geographically distributed and works in a dynamic Agile environment. The candidate will join the k0rdent core team and collaborate with Mirantis development teams and the open-source community.

Development Methodology: The team follows Agile methodologies, with a focus on requirement, design, planning, and retrospective meetings.

Company Website: Mirantis

📝 Enhancement Note: Mirantis' culture emphasizes open-source innovation and collaboration with the community. The candidate should be comfortable working in an Agile environment and contributing to open-source projects.

🌐 Work Environment

Office Type: Mirantis has offices worldwide, but this role is remote-friendly.

Office Location(s): Poznań, Wielkopolskie, Poland

Workspace Context:

The remote-friendly work environment allows for flexible work arrangements.
Collaboration tools will be provided to facilitate communication and teamwork.
The candidate should have a suitable home office setup with a reliable internet connection.

Work Schedule: The standard workweek is 40 hours, with flexible working hours to accommodate different time zones.

📝 Enhancement Note: While the role is remote-friendly, the candidate should be prepared to work with a distributed team across different time zones and collaborate effectively using remote communication tools.

📄 Application & Technical Interview Process

Interview Process:

Technical Assessment: A hands-on technical assessment focused on Kubernetes, Docker, and Linux skills, as well as CI/CD tooling.
Cultural Fit Interview: An interview to assess the candidate's fit with Mirantis' company culture and team dynamics.
Final Decision: A final decision based on the candidate's technical skills, cultural fit, and alignment with the company's values.

Portfolio Review Tips:

Highlight projects showcasing Kubernetes, Docker, and Linux skills.
Include case studies demonstrating CI/CD pipeline development and Kubernetes cluster management.
Emphasize problem-solving skills and the ability to work with open-source components.

Technical Challenge Preparation:

Brush up on Kubernetes, Docker, and Linux skills, focusing on deployment, testing, and evaluation.
Familiarize yourself with CI/CD tooling and best practices.
Prepare for questions about open-source development and collaboration with the community.

ATS Keywords: Kubernetes, Docker, Linux, CI/CD, Public Clouds, Golang, Monitoring Tools, Open Source Development, High Load Systems

📝 Enhancement Note: The interview process will focus on the candidate's technical skills, cultural fit, and alignment with Mirantis' values. Be prepared to discuss your experience with Kubernetes, Docker, and Linux, as well as your approach to CI/CD tooling and open-source development.

🛠 Technology Stack & Web Infrastructure

Kubernetes & Containerization:

Kubernetes (3+ years)
Docker (3+ years)

Linux & Server Platforms:

RHEL, CentOS, Ubuntu (3+ years)

CI/CD Tooling:

Git (3+ years)
Gerrit or GerritHub (1+ year)

Public Clouds:

AWS / Azure / GCP (1+ year)

Monitoring Tools:

Prometheus, Grafana (1+ year, preferred)

Programming Languages:

Golang (1+ year, preferred)

Open-Source Development:

Experience with open-source development is a plus.

📝 Enhancement Note: The technology stack for this role is centered around Kubernetes, Docker, and Linux. Familiarity with CI/CD tooling, public clouds, and monitoring tools is essential for success in this role.

👥 Team Culture & Values

Mirantis Values:

Open: Mirantis values openness and transparency in communication and collaboration.
Collaborative: The team works together to achieve common goals and supports each other's growth.
Innovative: Mirantis encourages continuous learning and experimentation with new technologies.
Results-driven: The team focuses on delivering high-quality products and solutions that meet customer needs.

Collaboration Style:

The team follows Agile methodologies, with a focus on requirement, design, planning, and retrospective meetings.
Collaboration tools will be provided to facilitate communication and teamwork.
The candidate should be comfortable working with a distributed team across different time zones.

📝 Enhancement Note: Mirantis' culture emphasizes openness, collaboration, innovation, and a results-driven approach. The candidate should be comfortable working in an Agile environment and contributing to open-source projects.

⚡ Challenges & Growth Opportunities

Technical Challenges:

Staying up-to-date with the latest Kubernetes and Docker developments.
Working with open-source components and contributing to the community.
Designing and developing tools for deploying Kubernetes environments at scale.

Learning & Development Opportunities:

Working with cutting-edge technologies and open-source projects.
Collaborating with a diverse team of experienced professionals.
Gaining exposure to various industries and customer environments.

📝 Enhancement Note: This role presents technical challenges and learning opportunities centered around Kubernetes, Docker, and open-source development. The candidate should be prepared to stay up-to-date with the latest developments and contribute to the open-source community.

💡 Interview Preparation

Technical Questions:

Kubernetes & Docker: Be prepared to discuss your experience with Kubernetes and Docker, focusing on deployment, testing, and evaluation.
CI/CD Tooling: Demonstrate your understanding of CI/CD pipelines and best practices.
Open-Source Development: Explain your approach to open-source development and collaboration with the community.

Company & Culture Questions:

Mirantis Culture: Discuss your understanding of Mirantis' company culture and how you would contribute to it.
Agile Methodologies: Explain your experience with Agile methodologies and how you apply them in your work.
Open-Source Collaboration: Describe your experience working with open-source projects and contributing to the community.

Portfolio Presentation Strategy:

Highlight projects showcasing your Kubernetes, Docker, and Linux skills.
Include case studies demonstrating CI/CD pipeline development and Kubernetes cluster management.
Emphasize problem-solving skills and the ability to work with open-source components.

📝 Enhancement Note: The interview process will focus on the candidate's technical skills, cultural fit, and alignment with Mirantis' values. Be prepared to discuss your experience with Kubernetes, Docker, and Linux, as well as your approach to CI/CD tooling and open-source development.

📌 Application Steps

To apply for this Senior Kubernetes DevOps Engineer position:

Submit your application through the application link provided.
Customize your resume and portfolio to highlight your Kubernetes, Docker, and Linux skills, as well as your experience with CI/CD tooling and open-source development.
Prepare for the technical assessment by brushing up on your Kubernetes, Docker, and Linux skills, and familiarizing yourself with CI/CD tooling and best practices.
Research Mirantis' company culture and values to ensure a good fit and demonstrate your enthusiasm for the role during the cultural fit interview.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and web development industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

Senior Kubernetes DevOps Engineer