Unix Engineer

4 weeks ago

Singapore Unison Consulting Pte Ltd Full time

Position Overview

We are seeking an experienced Unix Engineer with strong expertise in OpenShift containers and proven banking operations experience . The ideal candidate will be responsible for ensuring the stability, scalability, and security of Unix-based platforms while driving containerization initiatives in a highly regulated banking environment. This role involves working closely with infrastructure, operations, and security teams to support mission-critical banking applications.

Key Responsibilities

  • Unix Engineering & Administration
    • Manage, configure, and optimize Unix/Linux environments (RHEL, AIX, or Solaris).
    • Perform patching, upgrades, and performance tuning across production and non-production systems.
    • Troubleshoot and resolve system-level incidents with minimal downtime.
  • OpenShift Container Platform
    • Deploy, manage, and support 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, hands-on 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 GitOpsworkflows.
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