OT Cybersecurity Architect | Mekdam Holding Group | Qatar

Mekdam Holding Group; Qatar; On-site; QAR 420,000 - 840,000; Full time

Job summary

Mekdam Holding Group in Qatar seeks an experienced OT Cybersecurity Architect with 6–10 years of industrial security architecture experience to join our client engagement team on a full-time basis. You will design enterprise OT security master plans, reference architectures, zero-trust frameworks, and governance policies for critical industrial infrastructure.

You will collaborate with CISOs, plant directors, and corporate executives to shape the strategic cybersecurity roadmap, aligning IEC

Qualifications

• 6–10 years in enterprise security architecture, with 5+ years OT/ICS cybersecurity in Oil & Gas or Petrochemical sectors.
• Strong ability to lead executive-level discussions, risk governance reviews, and security transformation programs.
• Designing enterprise-scale security architectures for industrial control systems and plant networks.
• Deep practical expertise in IEC 62443, NIST SP 800-82, and NERC CIP where applicable.
• Excellent documentation and presentation skills.
• Professional availability for full-time employment in Qatar.

Responsibilities

• Own enterprise OT security strategy design, reference architecture development, multi-site OT segmentation planning, and executive stakeholder engagement.
• Formulate OT cybersecurity policies aligned with IEC 62443 and NIST standards.
• Design secure IT/OT boundary architectures using data diodes, encrypted VPN gateways, and DMZ enclaves.
• Lead cybersecurity reviews for major capital projects and digital transformations.
• Collaborate with CISOs, plant directors, and corporate executives.
• Evaluate and pilot industrial cybersecurity technologies, SIEM platforms, and asset discovery tools.
• Establish multi-site OT security baselines, incident response procedures, and DR architectures.
• Author executive risk reports and strategic roadmaps.
• Provide mentorship to regional OT security engineers and leads.
• Ensure alignment between business goals, national critical infrastructure mandates, and security investments.

Skills

OT/ICS cybersecurity

IEC 62443 knowledge

NIST SP 800-82 knowledge

Executive stakeholder communication

Security architecture leadership

Industrial security standards

Plant networks security design

Qatar availability

Education

Bachelor’s or Master’s degree in Cybersecurity/Computer Science/Information Technology

Tools

Data diodes

Encrypted VPN gateways

DMZ architectures

SIEM platforms

Asset discovery tools

Job description

Position Summary:

Mekdam Holding Group is seeking an experienced, highly technical, and accomplished OT Cybersecurity Architect with 6 to 10 years of industrial security architecture and enterprise OT governance experience to join our client engagement team on a full-time, permanent basis in Qatar (preferably within Oil & Gas, Petrochemical, or industrial enterprise environments). In this specialized leadership and architecture role, you will spearhead designing comprehensive enterprise OT security master plans, reference architectures, zero-trust frameworks, and governance policies for critical industrial infrastructure. You will work closely with chief technology officers, plant directors, and corporate security executives to shape the strategic cybersecurity roadmap. Ideal candidates bring a robust academic degree in cybersecurity or computer science, deep practical mastery of enterprise OT security frameworks, and immediate availability for deployment in Qatar.

Detailed Job Description:

As an OT Cybersecurity Architect at Mekdam Holding Group in Qatar, you will take full ownership of industrial security strategy design, reference architecture development, multi-site OT segmentation planning, and executive stakeholder engagement. Your day-to-day responsibilities encompass formulating enterprise-wide OT cybersecurity policies aligned with IEC 62443 and NIST standards, designing secure data diode architectures between IT and OT domains, leading capital project security reviews, and mentoring regional OT engineering teams. You will collaborate with executive leadership to allocate security budgets and evaluate emerging industrial security technologies. Working in a fast-paced industrial consulting environment in Qatar, you will drive enterprise-grade OT security transformation.

Key Responsibilities:

• Architect, design, and govern comprehensive enterprise OT cybersecurity master plans, reference architectures, and zero-trust frameworks.


• Formulate corporate OT security policies, standards, guidelines, and governance frameworks aligned with IEC 62443 and NIST SP 800-82.


• Design secure IT/OT boundary architectures utilizing industrial data diodes, encrypted VPN gateways, and DMZ enclaves.


• Lead cybersecurity reviews for major capital projects, greenfield plant expansions, and brownfield digital transformation initiatives.


• Collaborate proactively with chief information security officers (CISOs), plant directors, and corporate executives.


• Evaluate, select, and pilot cutting-edge industrial cybersecurity technologies, SIEM platforms, and asset discovery tools.


• Establish multi-site OT security baselines, incident response procedures, and disaster recovery architectures.


• Author executive briefings, board-level risk reports, and strategic roadmap documentation.


• Provide expert architectural oversight and mentorship to regional OT security engineers and technical leads.


• Ensure strict alignment between business operational goals, national critical infrastructure mandates, and security investments.

Required Qualifications & Skills:

• Bachelor’s or Master’s degree in Cybersecurity, Computer Science Engineering, Information Technology, Automation, or a related discipline.


• Minimum 6 to 10 years of professional working experience in enterprise security architecture, with at least 5+ years dedicated to OT/ICS cybersecurity in Oil & Gas or Petrochemical sectors.


• Strong technical proficiency designing enterprise-scale security architectures for industrial control systems and plant networks.


• Deep practical expertise in industrial security standards (IEC 62443, NIST SP 800-82, NERC CIP where applicable).


• Proven ability to lead executive-level stakeholder discussions, risk governance reviews, and security transformation programs.


• Strong analytical problem-solving capabilities and exceptional technical documentation and presentation skills.


• Professional availability for full-time employment in Qatar

Nice-to-Have Skills:

• Industry-recognized professional certifications such as CISSP, CISM, ISA/IEC 62443 Cybersecurity Expert, or SABSA Chartered Security Architect.


• Hands-on experience with enterprise security transformation projects across multi-national oil & gas operating companies.


• Advanced knowledge of cloud-based OT monitoring and industrial IoT (IIoT) security architectures.


• Prior working experience in major consulting firms (Big 4) or specialized industrial cybersecurity integrators.


• Bilingual proficiency in English and Arabic.

Application Information

Salary/Rate: Competitive and commensurate with experience

Deadline: Open until filled

Notice Period: Immediate to short notice preferred

Contract Duration: Permanent / Full-Time (Qatar)

Recruitment contact details and direct application instructions have been removed in this refined version.

Recruitment Pro Tip

When applying for OT cybersecurity architect roles, ensure your resume explicitly highlights your enterprise reference architecture design, IT/OT data diode implementation experience, and IEC 62443 governance mastery.