OT Network Security Engineer | Flint International | Riyadh, KSA

Job Title and DetailsJob Title: OT Network Security Engineer | Flint International | Riyadh, KSARecruiting Company: Flint InternationalJob Location: Riyadh, Saudi ArabiaJob Type: Full-Time, On-SiteApplication Method: Send your CV to vikas.khuntia@flintmail.com (mention OT Network Security Engineer in the subject line) and include:Relevant years of experienceCurrent locationCurrent salaryExpected salaryNotice periodPosition SummaryWe are hiring an OT Network Security Engineer to secure and optimize operational technology (OT) and IoT environments for critical infrastructure projects. This role requires strong hands‑on expertise in OT security technologies, risk assessments, and advanced network security solutions.Detailed Job DescriptionAs an OT Network Security Engineer, you will design, implement, and maintain security solutions for OT and IoT systems, ensuring compliance with industry standards. You will work with technologies such as Nozomi and Trend Micro, manage IDS and NGFW deployments, and perform OT risk and gap assessments. The role demands excellent communication skills and the ability to collaborate with cross‑functional teams to deliver secure and resilient systems.Key ResponsibilitiesDesign and implement OT and IoT security solutions using Nozomi and Trend Micro.Configure and manage IDS, NGFW firewalls, industrial endpoint security, and data diodes.Perform OT risk assessments and gap analysis to identify vulnerabilities.Collaborate with teams to ensure compliance with security standards and best practices.Provide technical support and troubleshooting for OT security incidents.Required Qualifications & SkillsStrong understanding of OT and IoT technologies.Hands‑on experience with Nozomi and Trend Micro solutions.Expertise in network security technologies (Fortinet, Palo Alto, Forescout, Trend Micro).Proficiency in IDS, NGFW, industrial endpoint security, and data diode configurations.Experience in OT risk and gap assessments.Excellent communication and problem‑solving skills.Nice‑to‑Have SkillsFamiliarity with ICT/SCADA environments and protocols.Knowledge of compliance frameworks for OT security.Exposure to automation and monitoring tools for OT networks.Certifications such as GICSP, ISA/IEC 62443, or equivalent.Ability to work under pressure and manage critical incidents.Recruitment Pro TipHighlight your hands‑on experience with OT security technologies and risk assessments. Including examples of successful deployments and compliance projects will make your application stand out.#J-18808-Ljbffr