Infrastructure Platform Engineer (Containerization and Automation focus)

Mizuho•New York, NY

4d•$111,000 - $185,000•Hybrid

About The Position

Mizuho is seeking an Infrastructure Platform Engineer to join its Infrastructure Engineering and Cloud Enablement organization and Infrastructure Platform Engineering team. This contributor role supports modernization of enterprise-scale microservice platforms, with a focus on container architecture, Linux/Unix infrastructure, and Ansible Automation Platform (AAP). The engineer will help develop and maintain scalable, reusable platforms and tools that enable internal technical teams to deliver reliably and consistently, and may contribute to technical direction and platform capabilities. The role supports Mizuho’s OpenShift Container Platform (OCP), develops infrastructure pipelines and automation for OCP and VMware hosting platforms, and administers enterprise Linux/Unix environments. It involves designing and maintaining AAP workflows, Ansible playbooks and roles, execution environments, and Terraform modules, while ensuring solutions meet security, compliance, scalability, and business-continuity needs. The engineer collaborates with Cloud and Core Infrastructure teams, contributes to platform roadmaps and standards, and documents solutions and shares knowledge. In-office attendance is an essential function. The current requirement is to work in the office at least 50% of the time, or five out of every 10 business days; role-specific details will be communicated during recruitment.

Requirements

4–6 years of experience in infrastructure engineering, DevOps, or platform engineering roles.
Firsthand experience supporting OCP or Kubernetes in hybrid environments, including cluster operations and day-to-day support.
Solid understanding of containerization principles, security, and orchestration at scale.
Hands-on Linux/Unix engineering experience, including system configuration, hardening, patching, and lifecycle management in enterprise environments.
Practical experience with Ansible or AAP, including writing and maintaining playbooks, roles, and automation workflows at scale.
Familiarity with CI/CD tools such as Azure DevOps and Git-based workflows.
Exposure to VMware or VCF-based private cloud platforms and their integration with automation pipelines.
Ability to collaborate across teams and communicate effectively with technical and non-technical stakeholders.
Interest in automation, infrastructure modernization, and improving developer and operator experiences.
Willingness to learn, grow, and contribute to a high-performing engineering team.
Ability to meet the current in-office attendance requirement of at least 50% of the time, or five out of every 10 business days.

Responsibilities

Support Mizuho’s OpenShift Container Platform (OCP), contributing to its scalability, reliability, and usability for internal application teams.
Contribute input to the technical roadmap for OpenShift as a platform.
Evaluate tools and approaches for infrastructure modernization, with attention to risk mitigation and business continuity.
Collaborate on platform roadmaps and establish standards for Infrastructure as Code (IaC), automation, and self-service capabilities.
Develop and support infrastructure pipelines, Ansible playbooks, and Terraform modules for consistent delivery across OCP and VMware hosting platforms.
Design, build, and maintain Ansible Automation Platform (AAP) workflows, including playbooks, roles, and execution environments, for enterprise-scale automation across Linux/Unix and container infrastructure.
Administer and support enterprise Linux/Unix environments, including configuration, patching, hardening, and lifecycle management in accordance with security and compliance standards.
Write, evaluate, and maintain infrastructure automation artifacts in line with established coding and release standards.
Collaborate with Cloud and Core Infrastructure teams to deliver secure, scalable platform solutions aligned with hybrid infrastructure patterns.
Document solutions, share knowledge, and contribute to continuous improvement and engineering excellence.