Senior DevOps/Platform Engineer

Miratech; Warszawa; Remote; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Relentless Performance culture

Health insurance

Work From Anywhere

Certification programs

Mentorship opportunities

Internal mobility

Job summary

Miratech is a global IT services and consulting company seeking a Senior DevOps/Platform Engineer to lead a large GitHub transformation, migrating 2,000+ repositories and their CI/CD ecosystems across GitHub environments.

You will design, automate, migrate, and stabilize across GitHub Enterprise, GitHub Actions, Terraform, AWS/EKS, Kubernetes, Jenkins, and automation tooling, collaborating with engineering teams to ensure a smooth cutover and ongoing platform stability.

Qualifications

• 7+ years of experience in DevOps or Platform Engineering, with strong recent experience in GitHub and CI/CD.
• Hands-on administering GitHub Enterprise and GitHub Organizations at enterprise scale.
• Experience migrating GitHub repositories, workflows, runners, and secrets.
• Experience with OIDC, GitHub Apps, webhooks, and OAuth integrations.
• Terraform and infrastructure automation experience.
• CI/CD pipeline design and migrations including Jenkins and GitHub Actions.
• Kubernetes, AWS EKS, and AWS infrastructure experience.
• Scripting using Python or Bash.

Responsibilities

• Participate in discovery, migration design, automation, pilot migration, migration waves, cutover, validation, rollback, and stabilization activities.
• Plan and execute GitHub Enterprise and GitHub Organization migrations.
• Migrate GitHub repositories, workflows, runners, permissions, environments, variables, and secrets.
• Support migration and reconfiguration of GitHub Actions and dependent CI/CD systems.
• Migrate and validate GitHub Apps, webhooks, OAuth integrations, and OIDC configurations.
• Build automation for migration activities using scripting and Infrastructure as Code.
• Support AWS cloud infrastructure, Kubernetes/EKS, Jenkins, and associated platform integrations.
• Troubleshoot migration issues and ensure platform stability during and after migration.
• Collaborate with engineering teams to ensure successful migration execution and validation.

Skills

GitHub Enterprise

CI/CD

Terraform

Kubernetes

AWS

Jenkins

Python

Bash

Tools

GitHub Actions

Job description

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exceeding our scope, schedule, and/or budget objectives since our inception in 1989.
Miratech has coverage across 5 continents and operates in over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%.

Job Description

Join an enterprise-scale GitHub transformation, migrating 2,000+ repositories and their CI/CD ecosystems across GitHub environments. As a Senior DevOps / Platform Engineer, you’ll contribute across discovery, design, automation, migration, cutover, and stabilization, working hands-on with GitHub Enterprise, GitHub Actions, Terraform, AWS/EKS, Kubernetes, Jenkins, and automation tooling.

Responsibilities

• Participate in discovery, migration design, automation, pilot migration, migration waves, cutover, validation, rollback, and stabilization activities.
• Plan and execute GitHub Enterprise and GitHub Organization migrations.
• Migrate GitHub repositories, workflows, runners, permissions, environments, variables, and secrets.
• Support migration and reconfiguration of GitHub Actions and dependent CI/CD systems.
• Migrate and validate GitHub Apps, webhooks, OAuth integrations, and OIDC configurations.
• Build automation for migration activities using scripting and Infrastructure as Code.
• Support AWS cloud infrastructure, Kubernetes/EKS, Jenkins, and associated platform integrations.
• Troubleshoot migration issues and ensure platform stability during and after migration.
• Collaborate with engineering teams to ensure successful migration execution and validation.

Qualifications

• 7+ years of experience in DevOps or Platform Engineering, with strong recent experience in GitHub and CI/CD.
• Strong hands-on experience administering GitHub Enterprise and GitHub Organizations at enterprise scale, including repositories, permissions, environments, variables, and secrets.
• Proven experience with enterprise-scale GitHub repository and workflow migrations, including GitHub Actions, runners, and workflow reconfiguration.
• Experience with OIDC, GitHub Apps, webhooks, and OAuth integrations.
• Strong experience with Terraform and infrastructure automation.
• Experience designing and migrating CI/CD pipelines and platforms, including Jenkins and GitHub Actions.
• Experience with Kubernetes, AWS EKS, and AWS infrastructure.
• Scripting and automation skills using Python, Bash, or equivalent technologies.
• Hands-on experience across the full migration lifecycle, including discovery, migration design, automation, pilot migration, migration waves, cutover, validation, rollback, and stabilization.

Nice to Have

• Experience with migration projects involving hundreds or thousands of repositories.
• Experience with GitOps and FluxCD.
• Experience with AWS CodeBuild.
• Experience with Git submodules and complex repository dependencies.
• Experience with SSO/identity migration and migration tooling.

Additional Information

We offer:

• Culture of Relentless Performance:join an unstoppable technology development team with a 99% project success rate and more than 30% year-over-year revenue growth.
• Competitive Pay and Benefits:enjoy a comprehensive compensation and benefits package, including health insurance, and a relocation program.
• Work From Anywhere Culture:make the most of the flexibility that comes with remote work.
• Growth Mindset: reap the benefits of a range of professional development opportunities, including certification programs, mentorship and talent investment programs, internal mobility and internship opportunities.
• Global Impact:collaborate on impactful projects for top global clients and shape the future of industries.
• Welcoming Multicultural Environment:be a part of a dynamic, global team and thrive in an inclusive and supportive work environment with open communication and regular team-building company social events.
• Social Sustainability Values:join our sustainable business practices focused on five pillars, including IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality.

*Miratech is an equal opportunity employer and does not discriminate against any employee or applicant for employment on the basis of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected status under applicable law.

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