Senior DevOps & Platform Engineer — GitHub Enterprise

Miratech; Województwo mazowieckie; Remote; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Culture of Relentless Performance

Relocation program

Remote work

Job summary

Miratech is seeking a Senior DevOps / Platform Engineer to lead enterprise-scale GitHub migrations and CI/CD modernization. You will design, automate, migrate repositories and workflows, and ensure secure integrations with GitHub Apps, OIDC, and IAM across AWS and Kubernetes environments.

You will work hands-on with GitHub Enterprise, GitHub Actions, Terraform, Kubernetes, and Jenkins, driving automation and platform stability throughout migration cycles in a globally distributed team.

Qualifications

• 7+ years of experience in DevOps or Platform Engineering.

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 EKS

Scripting

Python

Bash

Tools

Jenkins

GitHub Actions

Job description

Miratech is seeking a Senior DevOps / Platform Engineer to lead enterprise-scale GitHub migrations and CI/CD modernization. You will design, automate, migrate repositories and workflows, and ensure secure integrations with GitHub Apps, OIDC, and IAM across AWS and Kubernetes environments.

You will work hands-on with GitHub Enterprise, GitHub Actions, Terraform, Kubernetes, and Jenkins, driving automation and platform stability throughout migration cycles in a globally distributed team.