Senior Linux & Platform Engineer

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world. With a vision to be the world’s most trusted financial group, it’s part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career. Join MUFG, where being inspired is expected and making a meaningful impact is rewarded. Job Profile The Linux & Platform Engineer is responsible for managing and optimizing enterprise Unix/Linux infrastructure supporting mission-critical banking systems. This role combines deep Linux administration expertise with platform engineering, automation, and production operations to ensure high availability, security, and performance across complex environments. This role operates in the Singapore Time zone. Job Responsibilities: Linux Platform Engineering  Lead the administration, maintenance, and continuous improvement of enterprise Linux and Unix platforms, including Red Hat Enterprise Linux (RHEL), AIX, CentOS, and Debian environments.  Manage the end-to-end platform lifecycle, including provisioning, patch management, upgrades, performance optimization, kernel tuning, and security hardening in accordance with organizational standards.  Design, implement, and support highly available and resilient platform architectures leveraging clustering technologies such as Pacemaker.  Drive platform stability, scalability, and capacity management initiatives to support mission-critical business services and infrastructure growth.  Establish and maintain operational standards, governance controls, and technical documentation across Linux and Unix environments.  Platform & Infrastructure Management  Manage and support enterprise container platforms, including OpenShift and Kubernetes, ensuring secure, reliable, and scalable application hosting services.  Administer virtualization and private cloud platforms, including VMware vSphere and Hyper-Converged Infrastructure (HCI) technologies such as Nutanix and VxRail.  Support enterprise storage services, including object storage platforms and S3-compatible solutions.  Oversee backup, recovery, and resiliency capabilities through Commvault and related disaster recovery technologies.  Implement proactive monitoring, event management, and service observability capabilities to ensure platform availability and operational excellence.  Integrate and maintain enterprise monitoring and analytics platforms, including Dynatrace, Zabbix, Netcool, Splunk, and Grafana.