Industrial ICS Cybersecurity Specialist – OT Security

Vistas Global; Doha; On-site; QAR 120,000 - 240,000; Full time

Job summary

Vistas Global seeks an experienced ICS Cybersecurity Specialist to protect, detect, respond and recover across Industrial Control Systems (ICS/OT). Focus on Windows-based systems and OT network levels 0–3.5, aligned with ISA/IEC 62443, while strengthening cybersecurity controls.

The role requires 5+ years in control systems/OT, proficiency in SIEM/IPS/ATP, and hands-on cyber risk management, with knowledge of DCS/PLC/SIS and OT protocols.

Qualifications

• Bachelor’s degree in a relevant field is required.
• 5+ years in control systems engineering or related oil & gas ops.
• Experience with security design, risk management and incident handling.
• Experience with OT patching and audits.
• Preferred: ISA/IEC 62443, CISSP, GICSP, CCNA/Network+ or MCSE.

Skills

ICS Cybersecurity

Security design

Risk management

Incident handling

Auditing

Security testing

OT patch deployment

SIEM

DCS/PLC/SIS

Windows OS

Active Directory/AD

Vulnerability assessment

Penetration testing

Firewalls/IDS/IPS

OT protocols MODBUS/PROFIBUS

Education

Bachelor's degree in Electrical, Electronic, Process Control, Instrumentation, Automation, Mechatronics, Engineering Technology, Cyber & Networking Security, Computer Engineering or IT

Master’s degree preferred

Tools

SIEM

IPS

ATP

DCS/PLC/SIS tooling

Job description

Vistas Global seeks an experienced ICS Cybersecurity Specialist to protect, detect, respond and recover across Industrial Control Systems (ICS/OT). Focus on Windows-based systems and OT network levels 0–3.5, aligned with ISA/IEC 62443, while strengthening cybersecurity controls.

The role requires 5+ years in control systems/OT, proficiency in SIEM/IPS/ATP, and hands-on cyber risk management, with knowledge of DCS/PLC/SIS and OT protocols.