OT Systems Administrator — Manufacturing IT & Security (Hybrid)

Lam Research Corporation; Batu Kawan; On-site; MYR 90,000 - 130,000; Full time

Job summary

Lam Research Corporation in Malaysia seeks an OT Systems Administrator to maintain and secure OT systems used in manufacturing and cleanrooms. You will handle system installation, patching, monitoring, incident response, and lifecycle management, ensuring availability and reliability to minimize production disruptions.

Join a cross-functional team collaborating with Manufacturing, Engineering, GIS, and Information Security to deliver secure, standardized OT infrastructure and processes across

Qualifications

• Relevant experience in system administration, manufacturing IT, Operational Technology, infrastructure support or a similar technical operations role.
• Experience supporting production-critical or controlled environments is preferred.
• Knowledge of OT cybersecurity, patching, and device hardening.
• Experience with Windows endpoints/servers and enterprise infrastructure (AD, networking).

Responsibilities

• Administer, configure, monitor and maintain OT systems and infrastructure supporting manufacturing and cleanrooms.
• Provide day-to-day OT technical support and incident handling, including after-hours on-call when needed.
• Coordinate security patching, vulnerability remediation, and system hardening.
• Maintain accurate asset and lifecycle records and ensure standardization across OT environments.
• Develop and maintain OT documentation, SOPs, change controls and governance artifacts.

Skills

Windows endpoint administration

Windows server administration

OT/network fundamentals

Active Directory

Cybersecurity controls

Patch management

Asset lifecycle management

Incident management

Documentation and governance

Cross-team collaboration

Job description

Lam Research Corporation in Malaysia seeks an OT Systems Administrator to maintain and secure OT systems used in manufacturing and cleanrooms. You will handle system installation, patching, monitoring, incident response, and lifecycle management, ensuring availability and reliability to minimize production disruptions.

Join a cross-functional team collaborating with Manufacturing, Engineering, GIS, and Information Security to deliver secure, standardized OT infrastructure and processes across