Unix engineer

Responsibilities

• Demonstrate strong expertise in RHEL system administration, including installation, configuration, hardening, and lifecycle management of Linux servers to ensure security, performance, andhigh availability.
• Design, implement, and manage Linux clustering solutions, including Pacemaker clusters and IBM GPFS (Spectrum Scale) for high availability, scalability, and performance in on‑premises environments.
• Monitor, troubleshoot, and optimize Linux infrastructure, covering compute, storage (including GPFS),networking, and security components.
• Leverage operational experience to design and implement infrastructure improvements that enhance system security, stability, performance, and operational efficiency.
• Develop, maintain, and continuously improve configuration management solutions using Ansible to automate provisioning, configuration, patching, and standard operational tasks.
• Design, implement, and maintain automation playbooks and scripts using Ansible to streamline repetitive tasks, deployments, cluster operations, and configuration management.
• Work closely with application, middleware, and storage teams to ensure seamless integration of Linux systems and GPFS storage with business applications and services.
• Ensure Linux systems and clustering environments comply with internal security policies, industry standards, and regulatory requirements.
• Proactively monitor system and cluster performance and conduct capacity planning to anticipate resource needs and ensure optimal performance.
• Troubleshoot complex system, cluster, and storage incidents, manage escalations, and coordinate with vendors(including Red Hat and IBM) for advanced support as required.
• Plan and execute scheduled preventive maintenance, including OS patching, upgrades, cluster maintenance, and system hardening activities.
• Perform system and performance tuning, optimization, and capacity planning across standalone and clustered Linux environments.
• Fulfil service requests and change requests in line with established ITSM and change management processes.
• Manage and support VMware virtualized environments hosting Linux workloads.
• Collaborate with cross‑functional teams and external vendors to support operational activities and project deliverables.
• Provide day‑to‑day Linux system administration and operations support, including participation in 24x7 standby/on‑call rotation.
• Provide technical input, design reviews, and advisory support for infrastructure and application projects.
• Maintain accurate and up‑to‑date system, cluster, and configuration documentation.
• Required Experience & Skills
• 5+ years of relevant working experience as a Unix administrator in on premise setup.
• Strong technical knowledge and experience in administration and maintenance of Linux.
• Excellent communication and stakeholder management skills.
• Strong background in Unix technologies including High Availability and virtualization.
• Storage admin/SAN technology from system perspective.
• Familiarity with ITSM, ITIL, or other relevant frameworks is a plus.
• Proven ability to identify and improve performance measurement and reporting processes in a large organization.
• Experience of working collaboratively with multi-disciplinary teams with a delivery focus in both project and operational environments
• Excellent spoken and written Business English skills and the ability to write clear and concise text for different audiences.
• Ability to handle confidential information with tact and sensitivity.
• A flexible approach to adapt to changing deadlines.
• Thanks,
• Saghana Sithara
• BusinessManager, Recruitment| Quess Selection & Services, Singapore
• EA LicenseNumber: 23C2060 Registration ID is R1550224
• "This is in partnership with the Employment andEmployability Institute Pte Ltd ("e2i").
• e2i is the empowering network for workers andemployers seeking employment and employability solutions. e2i serves as abridge between workers and employers, connecting with workers to offer jobsecurity through job-matching, career guidance and skills upgrading services,and partnering employers

Your Match

How well this role fits your profile.

Company Intel

What employees say

Worked at QUESS SELECTION & SERVICES PTE. LTD.? Share your experience