Senior OT Cyber Security Engineer - LNG (Qatar)

Brunel Oil and Gas Services WLL Qatar; Doha; On-site; QAR 279,000 - 446,000; Full time

Job summary

Brunel Oil and Gas Services WLL Qatar is seeking a Senior OT Cyber Security Engineer for an LNG project in Qatar. You will perform engineering studies, design secure OT systems, and support project execution from commissioning to handover.

The role requires 6+ years in oil & gas, strong OT/ICS network knowledge, and experience with IEC 62443 and related frameworks. Excellent English communication is essential.

Qualifications

• Bachelor’s degree in a relevant engineering field.
• Minimum six years in oil & gas engineering, LNG offshore/onshore or petrochemical environments.
• Strong knowledge of OT/ICS networks, protocols and control systems.
• Experience with OT security standards and secure-by-design reviews.

Responsibilities

• Perform OT Cyber Security engineering studies and design for onshore/offshore OT IIS infrastructure.
• Develop and review OT Cyber Security solutions covering DCS/SIS/SCADA/PLC/ICSS, networks, endpoints and boundary protection.
• Support feasibility studies, cost estimates, technical evaluations, and secure-by-design reviews.
• Support project execution: FAT, SAT, commissioning, handover and cybersecurity verification.
• Participate in OT Cyber Security risk assessments, audits, gap reviews and action closure.
• Provide technical support for OT security incidents, troubleshooting and root-cause analysis.
• Support lifecycle management: upgrades, obsolescence, maintenance strategies, long-term cyber plans.
• Coordinate with engineering, IT vendors, OEMs, consultants on OT security requirements.

Skills

OT Cyber Security

DCS/SIS/SCADA/ICSS knowledge

Industrial networks & protocols

Endpoint protection & OT IDS/SIEM

IEC 62443 / ISA / NIST / ISO knowledge

FAT/SAT/commissioning experience

English communication

Education

Bachelor’s degree in Automation & Control Systems / ICS / Cyber Security / CS or related engineering

Tools

Endpoint Protection Platforms (EPP)

OT IDS

SIEM

Firewalls

Job description

Brunel Oil and Gas Services WLL Qatar is seeking a Senior OT Cyber Security Engineer for an LNG project in Qatar. You will perform engineering studies, design secure OT systems, and support project execution from commissioning to handover.

The role requires 6+ years in oil & gas, strong OT/ICS network knowledge, and experience with IEC 62443 and related frameworks. Excellent English communication is essential.