Senior DCS & OT Systems Engineer - Refinery IT

Petron Corporation; Port Dickson; On-site; MYR 120,000 - 180,000; Full time

Job summary

Petron Malaysia is seeking a senior IT/OT leader to supervise teams supporting Corporate IT, Refinery IT, and Process Control. You will plan future refinery information systems, ensure high availability and security, and drive ongoing improvements across computing infrastructure and applications.

The role requires 10+ years in refinery IT or process control, strong OT/IT cybersecurity experience, and proven leadership with ISMS, BCP, and DR familiarity.

Qualifications

• Minimum 10 years of experience in refinery operations, IT or process control.
• Strong expertise in Operational Technology (OT) and IT cybersecurity.
• Experience in computing infrastructure management, system administration, and process control applications.
• Excellent leadership, project management, and problem-solving skills.
• Familiarity with ISMS compliance, BCP, and disaster recovery strategies.

Responsibilities

• Supervise and lead a team of IT analysts, engineers, and contractors to support Corporate IT, Refinery IT systems, and Process Control applications.
• Plan and implement future refinery information and process control systems, ensuring high system availability and security.
• Manage refinery computing infrastructure, process control applications, and end-user computing while ensuring compliance with security and control standards.
• Oversee business continuity planning (BCP) and disaster recovery (DR) to minimize downtime and ensure rapid recovery.
• Provide strategic guidance on adopting modern technologies, including automation, cloud computing, IoT, and data analytics.
• Monitor system usage, conduct risk assessments, and ensure compliance with ISMS and other IT security regulations.
• Collaborate with Corporate IT and key stakeholders to align technology solutions with business needs and address integration challenges.
• Lead and support plant computing improvements, including WPC migration, DCS replacement, and advanced monitoring tools.
• Coach, mentor, and evaluate team performance while assisting management in career development planning.
• Liaise with vendors, operations, and maintenance personnel to ensure smooth system operation and troubleshooting of technical issues.

Skills

OT cybersecurity

IT cybersecurity

infrastructure management

system administration

leadership

project management

problem solving

Education

Engineering degree

Job description

Petron Malaysia is seeking a senior IT/OT leader to supervise teams supporting Corporate IT, Refinery IT, and Process Control. You will plan future refinery information systems, ensure high availability and security, and drive ongoing improvements across computing infrastructure and applications.

The role requires 10+ years in refinery IT or process control, strong OT/IT cybersecurity experience, and proven leadership with ISMS, BCP, and DR familiarity.