National Bank of Oman
Specialist - Linux Systems
National Bank of OmanOman16 hours ago
Full-timeInformation Technology

Job Purpose

proactive and technically skilled Linux Administrator to play a key role in supporting and maintaining the organization's core Unix-based IT infrastructure. This role offers a compelling opportunity for professionals eager to advance their expertise in Linux Server administration, AIX systems, and SAN storage technologies within a fast-paced and collaborative environment. The successful candidate will be instrumental in ensuring the stability, performance, and security of mission-critical systems. While the primary emphasis is on Unix administration and operational support, familiarity with container platforms such as OpenShift is advantageous and will be considered a plus. This position is ideal for individuals who are enthusiastic about learning, adaptable to emerging technologies, and committed to maintaining the integrity and resilience of enterprise IT services.



Key Tasks and Dutie


  • Perform routine system administration and technical support for Unix infrastructure and SAN storage systems, ensuring continuous system availability
  • Monitor performance and health of both virtual and physical servers, proactively identifying and addressing issues across Unix platforms
  • Assist with troubleshooting operating system and hardware issues; escalate complex incidents to senior team members when needed
  • Provide day-to-day BAU Unix System Administration support and contribute to implementation efforts for domain-related project requirements.
  • Apply and manage security patches and updates for Linux systems using approved automation tools and procedures.
  • Collaborate with internal teams to meet audit, compliance, and security standards aligned with organizational IT policies.
  • Administer LVM configurations, allocate LUNs, and oversee system performance and high availability at both hardware and software levels
  • Respond to service requests and incidents within designated Service Level Agreements, maintaining a customer-focused approach
  • Utilize system monitoring tools to track infrastructure status and proactively resolve alerts
  • Assist in system performance tuning and capacity planning to optimize resource usage and efficiency
  • Support implementation of cybersecurity measures as per organizational guidelines and help ensure continuous security posture
  • Participate in internal and external IT audits, providing relevant documentation and ensuring compliance with data governance practices
  • Contribute to infrastructure upgrade projects, including deployment, testing, and validation of new systems or components
  • Maintain detailed documentation of system configurations, operational workflows, incident histories, and change activities


Qualification

Bachelor’s degree in computer science, Information Systems, or a related technical discipline; equivalent professional certifications may also be considered


Experience

  • Minimum of 5-year hands-on experience in Unix system administration, configuration, and support within containerized environments
  • Foundational knowledge of OpenShift cluster management, including monitoring, performance optimization, and basic security best practices.
  • Familiarity with RedHat products, Dell EMC storage solutions, and data center operational workflows
  • Exposure to IT infrastructure monitoring tools and performance management systems is preferred.

Key Skills

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