Senior IT Engineer

Amkor Technology Phils. Inc.; Muntinlupa; On-site; PHP 600,000 - 1,000,000; Full time

Job summary

Amkor Technology Phils. Inc. is seeking a skilled IBM i/AS400 Administrator to maintain mission-critical systems in a manufacturing environment.

Responsibilities include user administration, system monitoring, backup/recovery, and on-call support to assure continuity and security. You will collaborate with IT teams and external vendors, ensuring audit readiness and proper documentation.

Qualifications

• Bachelor's degree or equivalent in a related field.
• 5+ years of IBM i / AS400 system administration experience.
• Experience in manufacturing or mission-critical IT environments preferred.

Responsibilities

• Maintain IBM i operations, user administration, and access controls.
• Monitor system performance, backups, and on-call support as needed.
• Coordinate with IT, business users, and vendors for continuity and audits.
• Ensure documentation and compliance for IBM i operations.

Skills

IBM i / AS400 administration

System monitoring

Backup and recovery

Job scheduler monitoring

User profile & access management

CL commands

Security controls

Audit compliance

Incident support

Communication & problem solving

Education

Bachelor’s degree in Computer Science / Information Technology / Computer Engineering

Tools

HA/DR

Replication

BRMS

Power systems

Storage & network connectivity

Job description

QUALIFICATIONS

• Candidate must possess at least a Bachelor's/College Degree in Computer Science, Information Technology, Computer Engineering, Electronics Engineering, or equivalent

• Minimum of 5 years relevant experience in IBM i / AS400 system administration, preferably in a manufacturing, semiconductor, enterprise, or mission-critical IT environment.

• Experience should include system operations, user administration, backup and recovery, job monitoring, troubleshooting, performance monitoring, security administration, audit support, and coordination with application and infrastructure teams.

SKILLS

• Strong knowledge and hands-on experience in IBM i / AS400 administration, system monitoring, backup and recovery, job scheduler monitoring, user profile and access management, CL commands, system troubleshooting, security controls, audit compliance, and incident support.

• Knowledge of HA/DR, replication, BRMS, Power systems, storage, network connectivity, and enterprise change management is preferred.

• Must be willing to support critical production systems, provide after-hours or on-call support when required, coordinate with internal IT, business users, and vendors, and ensure proper documentation, compliance, and continuity of IBM i operations.

• Strong analytical, communication, and problem-solving skills are required.