Highly Skilled Unix/Linux System Administrator Wanted

6 days ago

Singapore beBeeSystemAdministrator Full time $90,000 - $120,000

**Job Title:** Senior Unix/Linux System Administrator

About the Job:

We are seeking an experienced and skilled system administrator to join our technology team. This role will be responsible for ensuring the stability, security, and performance of our mission-critical systems across production, disaster recovery, and test environments.

  • Key Responsibilities:
  • Perform administration and maintenance of Sun Solaris and Linux-based servers across production, DR, and test environments.
  • Upgrade, patch, and harden operating systems and middleware to ensure compliance and security.
  • Manage password and certificate renewals, infrastructure component obsolescence, and system backups.
  • Design, implement, and test disaster recovery and business continuity strategies.
  • Manage and maintain UAT environments, ensuring availability for testing and project support.
  • Develop and maintain technical documentation for systems, middleware, and infrastructure.
  • Provide advanced (Level 3) technical support and guidance to end-users and IT teams.

Incident & Problem Management:

  • Resolve incidents and service requests in line with SLAs.
  • Perform root cause analysis and implement preventive measures to improve service stability.

Change & Release Management:

  • Plan, schedule, and implement system changes following established change management processes.
  • Packaging and deploying application changes using deployment tools.

Configuration & Performance Management:

  • Maintain a comprehensive system configuration database (CMDB).
  • Monitor infrastructure capacity and optimize system performance through tuning and proactive planning.

Requirements:

  • Bachelor's degree in Information Technology, Computer Science, or related discipline.
  • 8+ years of experience in system administration with strong expertise in Unix/Linux (Solaris, Red Hat, or similar).
  • Hands-on experience with SAN storage for Unix/Linux platforms.
  • Skilled in OS hardening, patching, and enterprise backup solutions.
  • Experience with monitoring and management tools for large-scale environments.
  • Proficient in scripting (Shell, Perl, or Python) for automation and system tasks.
  • Familiarity with database administration and data center operations (advantageous).
  • Ability to provide 24/7 on-call support on a rostered basis and after-hours support for critical changes.
  • Strong communication skills with the ability to influence and collaborate across teams and levels.
  • Excellent problem-solving, analytical, and troubleshooting skills.
  • Proactive, customer-focused, and resilient in fast-paced environments.
  • Relevant certifications: Unix/Linux System Administrator (required), Cloud administration certifications (AWS, Azure, or GCP) (preferred).

Skills You Will Bring:

  • Perl
  • Azure
  • Business Continuity
  • Change Management
  • Shell Scripting
  • SAN
  • Scripting
  • Unix
  • Administration
  • Tuning
  • Problem Management
  • RedHat
  • Operating Systems
  • System Administration
  • Performance Tuning
  • Disaster Recovery
  • Solaris
  • Linux

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