Senior DevOps / Platform Engineer

Miratech

1d•Remote

About The Position

We are looking for a Senior DevOps / Platform Engineer with hands-on experience in GitHub Enterprise migrations and complex CI/CD environments. The project involves an enterprise-scale migration of 2,000+ GitHub repositories between GitHub environments, including CI/CD automation and dependent infrastructure. The engineer should be capable of independently participating in discovery, migration design, automation, pilot migration, migration waves, cutover, validation, rollback, and stabilization activities. This role requires strong experience with GitHub Enterprise administration, repository migrations, GitHub Actions, CI/CD architecture, Terraform, AWS infrastructure, Kubernetes/EKS, Jenkins and automation tooling.

Requirements

7+ years in DevOps or Platform Engineering, with significant recent GitHub and CI/CD experience
Strong hands-on experience with GitHub Enterprise and GitHub Organization administration.
Proven experience with GitHub repository migrations, preferably at enterprise scale.
Advanced hands-on experience with GitHub Actions.
Experience with GitHub runners and workflow migration/reconfiguration.
Experience with GitHub permissions, environments, variables, and secrets.
Experience with OIDC configuration.
Experience with GitHub Apps, webhooks, and OAuth integrations.
Strong experience with Terraform.
Experience with CI/CD architecture and migration.
Experience with Kubernetes, AWS EKS and AWS infrastructure.
Experience with Jenkins.
Strong scripting and automation experience using Python, Bash, or equivalent technologies.
Experience participating in discovery, migration design, automation, pilot migration, migration waves, cutover, validation, rollback, and stabilization activities.

Nice To Haves

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.

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.