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Senior Unix Systems Engineer

Singapore, SGFull-timePosted Apr 22, 2026

Job description

Senior Unix Systems Engineer Join a mission-critical infrastructure team powering high-availability payment systems where uptime, security, and performance are non-negotiable. This role offers deep technical ownership, exposure to enterprise-scale environments, and the opportunity to engineer resilient platforms supporting real-time financial transactions.

Key Responsibilities

  • Administer and maintain Unix and Linux servers across production, disaster recovery, and testing environments reliably.
  • Implement system upgrades, security hardening, patching, and proactive monitoring to ensure infrastructure stability and compliance.
  • Manage incidents, perform root cause analysis, and implement preventive solutions aligned with service level agreements.
  • Execute change, release, and deployment activities ensuring minimal disruption to critical payment systems and services.
  • Monitor capacity, optimize performance, and support infrastructure projects while maintaining documentation and operational processes. Job Requirements:
  • Bachelor’s degree in IT, Computer Science, or a related field with strong infrastructure fundamentals and knowledge.
  • Minimum 6 years’ experience administering Unix, Linux, and middleware environments within enterprise or financial services organizations.
  • Hands-on expertise in scripting, automation, system monitoring, backup tools, and SAN storage technologies across environments.
  • Experience in OS hardening, patching, performance tuning, and supporting high availability production systems effectively.
  • Strong analytical, communication, and problem-solving skills with the ability to work independently in fast-paced environments. Be part of a high-impact team supporting critical financial infrastructure where your work directly ensures system reliability and trust. You’ll gain exposure to complex, enterprise-scale environments while advancing your expertise in resilient infrastructure engineering. Apply now to take ownership of mission-critical systems and elevate your infrastructure engineering career. Reach out to Naveen at naveen.vasudevan@Tangspac.com

Description copied from Fuku's careers page. Read the full posting before you apply.

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