Specialist - Linux Systems

National Bank of Oman; Muscat; On-site; OMR 15,000 - 20,000; Full time

Job summary

A financial institution in Oman is seeking a proactive and technically skilled Linux Administrator. This role is crucial for supporting and maintaining the organization's Unix-based IT infrastructure. The ideal candidate will have over 5 years of experience in Unix system administration, familiarity with container platforms like OpenShift, and a commitment to system performance and security. Competitive benefits and development opportunities are offered.

Qualifications

• 5+ years of hands-on experience in Unix system administration and support.
• Foundational knowledge of OpenShift and security best practices.
• Familiarity with RedHat products and Dell EMC storage solutions.

Responsibilities

• Provide routine system administration and technical support for Unix infrastructure.
• Monitor performance and health of virtual and physical servers.
• Assist with troubleshooting operating system and hardware issues.
• Apply and manage security patches for Linux systems.
• Collaborate to meet audit and security standards.
• Contribute to infrastructure upgrade projects.

Skills

Unix system administration

Linux Server administration

SAN storage technologies

Container platforms (OpenShift)

Security patch management

Performance tuning

Education

Bachelor’s degree in computer science or related field

Tools

Unix systems

IT infrastructure monitoring tools

Job description

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.