HCLTech تعلن عن وظيفة مهندس دعم AIX L3 في الرياض

Job Description - AIX L3 Support Engineer (KSA-Based)

Role: AIX L3 Support Engineer (with Linux L2 Skills)

Location: Riyadh KSA

Experience: 7-12 Years

Shift: 24/7 Support

Environment: Highly Critical Enterprise Banking Infrastructure

Job Summary

We are seeking an experienced AIX L3 Support Engineer to support and manage a large-scale IBM Power/AIX environment. The role requires deep expertise in AIX, VIOS, HMC, Power Systems, SAN storage, and high-availability clustering, along with the ability to handle Linux L2-level tasks.

This position supports mission-critical systems with strict uptime, security, audit, and compliance requirements. The engineer must be capable of independently executing complex upgrades, migrations, DR exercises, and infrastructure transformation initiatives.

Responsibilities

AIX & Power Systems Administration

• Provide full L3 support for AIX systems including installation, patching, OS upgrades, tuning, and troubleshooting.
• Administer logical partitions (LPARs), DLPAR operations, system performance tuning, filesystem/LVM management, and capacity optimization.
• Manage and maintain high-availability environments including PowerHA clusters and replication setups.

VIOS, Virtualization & HMC Management

• Handle VIOS patching, upgrades, and virtual I/O (SEA, NPIV, vSCSI, vFC) management.
• Perform HMC software updates, release upgrades, service pack installations, and configuration standardization.
• Support virtualization activities for cross-platform teams.

Firmware & Hardware Lifecycle

• Plan and execute firmware upgrades on IBM Power Systems (Power9/Power10 or equivalent).
• Coordinate hardware activities with data center and vendor teams.

Storage & SAN Integration

• Lead SAN storage migrations across multi-vendor platforms (3PAR/Unity/IBM or equivalent).
• Perform LUN provisioning/decommissioning, zoning coordination, multipath validation, and host mappings.
• Troubleshoot storage connectivity and performance issues.

Disaster Recovery & High Availability

• Lead yearly DR exercises, performing end-to-end failover testing, environment validation, and recovery procedures.
• Support DR planning activities including system replications, fallback procedures, and post-DR readiness.

Security, Audits & Compliance

• Address OS-level vulnerabilities (CVEs), apply hardening, and maintain compliance posture.
• Support internal and external audits by preparing documentation, system evidence, and remediation activities.

Project Execution

• Participate in and lead infrastructure initiatives including:
• OS upgrades (e.g., AIX 7.2)
• Data center migrations and platform consolidation
• Storage and virtualization modernization
• Infrastructure automation or standardization
• Prepare change plans, impact assessments, test plans, rollback strategies, and execute changes with zero-defect methodology.

Linux Administration (L2 Level)

• Perform Linux L2 tasks including user management, patching, service monitoring, log analysis, cron, and basic network troubleshooting.
• Support integrated environments involving both AIX and Linux platforms.

Operational Excellence

• Conduct proactive monitoring, system health checks, and risk identification.
• Maintain accurate documentation including SOPs, build documents, DR runbooks, and configuration records.
• Coordinate with cross-functional teams and vendors to resolve incidents and deliver planned activities.
• Ensure all changes are executed with minimal downtime and high precision.

Requirements

Technical Skills

• 7-12+ years of hands-on AIX administration in an L3 role.
• Strong expertise in IBM Power Systems (Power9/Power10), VIOS, HMC, NIM, AIX 6.1/7.1/7.2.
• Proven experience with firmware upgrades, SAN migrations, DR exercises, and enterprise-scale system upgrades.
• Solid understanding of PowerHA clustering, virtualization technologies, and multipath/storage concepts.
• Linux administration capability at L2 level (RHEL/SUSE/Oracle Linux).

Process Skills

• Strong understanding of ITIL processes: Incident, Problem, and Change Management.
• Experience working in regulated environments with audit and compliance requirements.

Soft Skills

• Excellent communication and stakeholder coordination abilities.
• Strong analytical skills with the ability to troubleshoot complex technical issues.
• High ownership, independence, and ability to run critical activities end-to-end.
• Willingness to support after-hours change windows and on-call rotations.

Why This Role Is Important

• Supports highly critical production environments requiring stringent uptime, performance, and compliance.
• Involves enterprise-level modernization projects such as OS upgrades, storage transitions, and data center migrations.
• Ensures resilience, security, and stability of core business systems running on IBM Power/AIX platforms.