OT ICS Security Engineer for SCADA & Industrial Networks

DWT Technology; Riyadh; On-site; SAR 260,000 - 460,000; Full time

Job summary

DWT Technology is seeking an experienced OT Cybersecurity Engineer to strengthen security across OT ICS environments and industrial networks in Riyadh. The role focuses on security controls, monitoring, vulnerability management and incident response for critical industrial assets.

The ideal candidate has 8+ years of cybersecurity experience with IEC 62443, NIST and ISO 27001 familiarity, hands-on work with SCADA/DCS/PLC/HMI, SIEM, and cross‑functional collaboration with IT and operations teams.

Qualifications

• Minimum 8 years of relevant cybersecurity experience.
• Strong knowledge of OT ICS security and industrial networks.
• Experience with SCADA/DCS/PLC/HMI systems.

Responsibilities

• Secure and monitor OT ICS environments and industrial networks.
• Implement OT cybersecurity controls, segmentation and monitoring.
• Conduct vulnerability and risk assessments across OT assets.
• Support IEC 62443, NIST and ISO 27001 compliance initiatives.
• Collaborate with IT, engineering and operations teams on OT security.

Skills

OT/ICS security

Industrial network security

Vulnerability assessment

Incident response

Cross-functional collaboration

Security monitoring

Risk assessment

Tools

SIEM

IEC 62443

Job description

DWT Technology is seeking an experienced OT Cybersecurity Engineer to strengthen security across OT ICS environments and industrial networks in Riyadh. The role focuses on security controls, monitoring, vulnerability management and incident response for critical industrial assets.

The ideal candidate has 8+ years of cybersecurity experience with IEC 62443, NIST and ISO 27001 familiarity, hands-on work with SCADA/DCS/PLC/HMI, SIEM, and cross‑functional collaboration with IT and operations teams.