Senior Unix Infrastructure Specialist

2 weeks ago

Singapore beBeeUnixSystemsArchitect Full time $180,000 - $240,000

Position Overview:

We seek a skilled Unix Systems Architect with expertise in OpenShift containers and experience working in highly regulated banking environments. The ideal candidate will design, implement, and maintain the stability, scalability, and security of Unix-based platforms while driving containerization initiatives.

This role involves collaborating with infrastructure, operations, and security teams to support mission-critical banking applications.

Key Responsibilities
  • Unix Engineering & Administration
    • Configure and optimize Unix/Linux environments (RHEL, AIX, or Solaris) for maximum performance.
    • Perform upgrades and perform tuning across production and non-production systems.
    • Troubleshoot and resolve system-level incidents with minimal downtime.
  • OpenShift Container Platform
    • Deploy and manage Red Hat OpenShift clusters in on-premises or hybrid environments.
    • Build and maintain containerized solutions for critical banking applications.
    • Automate deployment, monitoring, and scaling of applications using CI/CD pipelines and container orchestration tools.
    • Ensure compliance with security and regulatory standards in container environments.
  • Banking Operations Support
    • Provide operational support for core banking systems running on Unix/OpenShift platforms.
    • Monitor system health, logs, and privileged access in line with compliance requirements.
    • Collaborate with application and infrastructure teams to minimize operational risk.
    • Ensure alignment with ITIL processes (incident, change, and problem management).
  • Security & Compliance
    • Implement and enforce access control, vulnerability management, and log retention policies.
    • Support audits, compliance checks, and reporting for regulatory bodies.
    • Contribute to business continuity planning (backup, DR, high availability).

Technical Skills:

  • Platform Expertise: Deep experience with Red Hat OpenShift (OCP), including managing day-2 operations like cluster upgrades, patching, and troubleshooting.
  • Automation: Advanced knowledge of Ansible for automating infrastructure and application tasks.
  • Middleware & Integrations: Proficiency with Red Hat's middleware products, such as JBoss EAP, AMQ, and 3scale, as well as an understanding of Single Sign-On (SSO) and Red Hat Build of Keycloak (RHBK).
  • Storage & Security: Expertise with Red Hat OpenShift Data Foundation (ODF) for storage management and Red Hat Advanced Cluster Security (ACS) for securing container environments.
  • Scripting: Strong scripting skills in Python and Bash for custom automation, data manipulation, and administrative tasks.
  • Linux Fundamentals: Expertise in Red Hat Enterprise Linux (RHEL) administration, including command-line tools and system-level configuration.
  • GitOps & CI/CD: Experience with GitOps principles and tools like Red Hat Advanced Cluster Management (ACM) for multi-cluster management and GitOps workflows.

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