Senior DevOps / Platform Engineer

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.

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.
• 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 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.

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.

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 …