DNS & Endpoint Security Advisor

NTT; Riyadh; On-site; SAR 150,000 - 200,000; Full time

Job summary

A leading technology company in Saudi Arabia is seeking a DNS & Endpoint Security Advisor to enhance security controls. The role demands a minimum of 5 years in a cybersecurity position, focusing on DNS and endpoint protection, with expertise in Infoblox and McAfee solutions. Successful candidates will demonstrate strong analytical, problem-solving, and communication skills while contributing to the organization’s security posture. This position is on-site, fostering a collaborative environment where innovative solutions are developed.

Qualifications

• Minimum of 5 years of experience in a cybersecurity role focused on DNS and endpoint security.
• Certifications from Infoblox and/or McAfee are highly desirable.
• Familiarity with firewalls, IDS/IPS, and SIEM platforms.

Responsibilities

• Serve as the primary expert for DNS security and endpoint protection.
• Design and implement security controls to defend against DNS threats.
• Maintain Infoblox and McAfee solutions for effective threat prevention.

Skills

Expertise in DNS protocols

Endpoint Protection Technologies

Analytical and Problem-solving Skills

Communication Skills

Scripting (Python, PowerShell)

Education

Bachelor’s degree in Computer Science, Information Security, or related field

Tools

Infoblox

McAfee

Job description

Make an impact with NTT DATA

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Your day at NTT DATA

The DNS & Endpoint Security Advisor is responsible for providing expert technical guidance and implementing robust security controls to protect the organization’s DNS infrastructure and all endpoint devices. This role requires hands‑on expertise in DNS protocols, endpoint protection technologies, and security tooling from Infoblox and/or McAfee. The advisor will work closely with IT and cybersecurity teams to ensure resilience against DNS‑based threats and endpoint‑level attacks, while continuously enhancing the organization’s overall security posture.

Key responsibilities

• Serve as the primary subject matter expert for DNS security and endpoint protection across the organization.
• Design, implement, and maintain security controls to defend against DNS‑based threats including hijacking, cache poisoning, tunneling, and DDoS attacks.
• Develop and manage a comprehensive endpoint security framework covering antivirus, anti‑malware, host‑based intrusion prevention, and EDR capabilities.
• Configure, optimize, and maintain Infoblox and McAfee security solutions to ensure effective threat prevention and operational stability.
• Conduct routine assessments of DNS infrastructure and endpoint environments to identify vulnerabilities and recommend corrective actions.
• Provide technical guidance, best practices, and advisory support to IT and security teams on DNS and endpoint security architecture.
• Monitor emerging threats, zero‑day vulnerabilities, and industry developments related to DNS and endpoint protection.
• Maintain documentation, processes, and reporting aligned with internal governance and compliance requirements.

To thrive in this role, you need to have

• Bachelor’s degree in Computer Science, Information Security, or a related technical field, or equivalent hands‑on experience.
• Minimum of 5 years of experience in a technical cybersecurity role with a focus on DNS and endpoint security.
• Certifications from Infoblox and/or McAfee (highly desirable).
• Strong understanding of DNS protocols, DNS security architecture, and endpoint protection technologies.
• Experience with complementary security technologies such as firewalls, IDS/IPS, and SIEM platforms.
• Familiarity with scripting languages (e.g., Python, PowerShell) for automation and system hardening.
• Strong analytical and problem‑solving skills with the ability to respond to complex threats.
• Excellent communication and advisory skills with the ability to guide both technical and non‑technical teams.

Workplace type

On‑site Working

About NTT DATA

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise‑scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start‑up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

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