OT Security Architect — Industrial Control Systems

HAVI; Kuala Lumpur; Hybrid; MYR 180,000 - 260,000; Full time

Benefits offered by this job

Competitive Salary

Hybrid Work Model (3 days in office, 2

Professional Growth

Inclusive Environment

Job summary

HAVI is seeking an Operational Technology Security Architect to join the TechHUB in Kuala Lumpur. You will design secure OT networks, segment critical industrial systems, and reduce risk across ICS, BMS, and warehouse automation, ensuring alignment with NIS 2 and ISO 27001.

Role requires strong communication across IT and facilities and the ability to operate with minimal supervision. The ideal candidate has 3–5+ years in OT/ICS cybersecurity, knowledge of Purdue models, and experience managing

Qualifications

• 3–5+ years in cybersecurity focusing on OT/ICS or physical automation security.
• Knowledge of secure industrial architecture and Purdue model.
• Familiar with SCADA, PLCs, BMS/HVAC.
• Familiar with OT security frameworks (IEC 62443, NIST SP 800‑82) and relation to NIS 2 / ISO 27001.
• Understanding risk assessment in uptime-critical environments.
• Experience with third-party supply chain risks and secure remote access.
• Strong communication with IT and facility engineering.

Responsibilities

• Secure design and network segmentation for OT environments.
• Lead risk reduction initiatives for industrial networks and BMS/warehouse automation.
• Bridge corporate security requirements with site operations and uptime needs.
• Collaborate with IT, facilities, and vendors to ensure compliant, secure operations.

Skills

OT security

ICS/SCADA security

Network segmentation

IEC 62443

NIS 2 / ISO 27001

Risk assessment

Vendor risk management

Communication skills

Independent work

English fluency

Education

Bachelor's degree in Computer Science/Engineering or Cybersecurity

Job description

HAVI is seeking an Operational Technology Security Architect to join the TechHUB in Kuala Lumpur. You will design secure OT networks, segment critical industrial systems, and reduce risk across ICS, BMS, and warehouse automation, ensuring alignment with NIS 2 and ISO 27001.

Role requires strong communication across IT and facilities and the ability to operate with minimal supervision. The ideal candidate has 3–5+ years in OT/ICS cybersecurity, knowledge of Purdue models, and experience managing