Security Engineer L3

NTT is a leading global IT solutions and services organisation that brings together people, data and things to create a better and more sustainable future.

In todayâs âiNTTerconnectedâ world, connections matter more now than ever. By bringing together talented people, world-class technology partners and emerging innovators, we help our clients solve some of the worldâs most significant technological, business and societal challenges.

With people at the heart of our success, NTT is committed to attracting and growing the best talent and providing an environment where everyone feels they can belong and their contribution matters.

Your career here is about believing in yourself, and taking on great opportunities and new challenges.Itâs about growing your skills and expertise in your current role and preparing yourself for the future.  Thatâs why we encourage you to take every opportunity to grow your career within our great global team.

Are you ready to take the next step in your career?

Dimension Data is a proud member of the NTT Group, a global IT powerhouse headquartered in Japan. As part of NTT, we deliver a wide range of IT services and solutions to clients around the world. Although the Dimension Data brand was retired in some parts of the world in 2019, it remains well-recognized in the Middle East and Africa. Join us and become part of the NTT family as we continue to provide innovative solutions that help our clients achieve their business objectives

What you'll be doing

Day-to-Day Responsibilities:

Configuration and Deployment of NGFWâs:

Set up, configure, and deploy Next-Gen Firewalls (NGFWs) like FTD, Palo Alto, and Fortigate based on network requirements. Implement security policies, access control lists (ACLs), and VPN configurations.

Troubleshooting and Issue Resolution:

Monitor firewall performance, investigate alerts, and address any anomalies or security incidents. Troubleshoot connectivity issues, rule misconfigurations, and security breaches.

Security Policy Management:

Regularly review and update security policies to align with evolving threats and compliance requirements. Collaborate with stakeholders to ensure policies meet business needs without compromising security.

Performance Optimization:

Optimize firewall performance by fine-tuning configurations and rules to enhance network security and efficiency.

Vendor Interaction and Evaluation:

Engage with vendors for product updates, patches, and new feature evaluations. Research and recommend improvements or new technologies to enhance network security posture.

Deployment of Endpoint Solutions:

Deployment and Management:

Deploy and manage Endpoint Protection solutions such as Symantec and TrendMicro across the organization's devices. Ensure antivirus, anti-malware, and endpoint security software are up to date and functioning correctly.

Threat Detection and Response:

Monitor endpoint security tools for threat detection, analyzing and responding to security alerts promptly. Investigate and contain security incidents on endpoints, performing root cause analysis.

Patch Management:

Coordinate and implement patches, updates, and security fixes for endpoint protection software. Maintain endpoint compliance with security standards and best practices.

Documentation and Reporting:

Maintain detailed documentation of endpoint security configurations, incidents, and resolutions. Generate regular reports on endpoint security status, threats detected, and resolved incidents for stakeholders.

User Education and Support:

Provide guidance and support to end-users on best security practices for endpoints. Conduct training sessions or create educational materials to increase awareness of endpoint security risks.

Collaboration and Integration:

Collaborate with network and system teams for seamless integration of endpoint security solutions with overall network architecture.

Occasional Responsibilities for F5 LTM/ASM and Proxy Solutions:

F5 LTM/ASM:

Support and Consultation:

Provide guidance and support to teams managing F5 LTM/ASM configurations or troubleshooting issues. Offer expertise during critical deployments or major updates involving F5 solutions.

Ad Hoc Troubleshooting:

Assist in diagnosing and resolving complex issues related to load balancing, SSL termination, or ASM policies.

Knowledge Sharing and Training:

Conduct training sessions or workshops for team members to enhance their understanding of F5 solutions.

Proxy Solutions:

Consultation and Advice:

Offer advice and recommendations on proxy solution selection or integration based on specific project requirements.

Assistance with Policy Implementation:

Provide support in defining and implementing proxy policies aligned with security and compliance standards.

Advisory Role in Security Measures:

Offer insights into optimizing proxy security controls or advising on security best practices for proxy deployments.

On-Demand Troubleshooting:

Assist in diagnosing and resolving critical issues related to proxy performance or security incidents

Key Skills:

Network Security Fundamentals:

Understanding of networking protocols, TCP/IP, OSI model, and network security principles. Strong grasp of firewall technologies, VPNs, and network access control.

NGFW and Endpoint Solutions Expertise:

In-depth knowledge of NGFW platforms like Cisco FTD, Palo Alto, or Fortigate.

Proficiency in deploying, configuring, and managing endpoint security solutions such as Symantec, TrendMicro, or similar products.

F5 LTM/ASM Competency:

Proficiency in configuring and managing F5 Load Balancers (LTM) and Application Security Manager (ASM). Understanding of traffic management, SSL offloading, and web application security policies.

Proxy Solutions Proficiency:

Familiarity with proxy server solutions (e.g., Squid, Blue Coat, etc.) for content filtering, caching, and security controls. Knowledge of configuring and managing proxy policies, SSL inspection, and user authentication.

Troubleshooting and Incident Response Skills:

Strong problem-solving abilities to troubleshoot network security issues, perform root cause analysis, and mitigate security incidents promptly.

Documentation and Reporting:

Ability to maintain comprehensive documentation and generate reports on security configurations, incidents, and resolutions.

Certifications:

Cisco Certifications:

Cisco Certified Network Associate (CCNA) Security or Cisco Certified Network Professional (CCNP) Security for NGFW expertise. Palo Alto Networks Certifications: Palo Alto Networks Certified Network Security Engineer (PCNSE) for Palo Alto NGFW proficiency.

F5 Certifications:

F5 Certified BIG-IP Administrator (F5-CA) for managing F5 LTM. F5 Certified Technology Specialist: Application Security Manager (F5-CTS ASM) for ASM skills.

Vendor-Specific Endpoint Security Certifications:

Certifications related to Symantec Endpoint Protection or TrendMicro Endpoint Security, depending on the solutions in use.

General Security Certifications:

CompTIA Security+, Certified Ethical Hacker (CEH) for overall security knowledge and best practices.

Proxy-related Certifications (Optional):

Certifications from vendors providing proxy solutions or certifications focusing on web security and proxy technologies.

NOTE: Must be fluent in Arabic and currently residing in Saudi Arabia

#dimensiondatacareers

Skills Summary

Information Security Engineering, Information Security Incident Management, Information Security Management, Information Security Operations, Information Security Services, IT Troubleshooting, Root Cause Analysis (RCA)

Workplace type:

On-site Working

Join our growing global team and accelerate your career with us. Apply today.

A career at NTT means:

• Being part of a global pioneer â where you gain exposure to our Fortune 500 clients and world-leading global technology partners and work with a network of over 40,000 smart and diverse colleagues across 57 countries, delivering services in over 200 countries.

• Being at the forefront of cutting-edge technology â backed with a 150-year heritage of using technology for good. With 40% of the worldâs internet traffic running on our network and where Emoji were first invented, you can be proud of the groupâs many new âfirstsâ.

• Making a difference â by doing meaningful work that helps to shape the future for our clients, and across industries and communities around the world.

• Being your best self â in a progressive âConnected Workingâ environment that promotes flexibility, connection and wellbeing. Where diversity and different perspectives are embraced to ensure equal opportunities for all.

• Having ongoing opportunities to own and develop your career â with a personal and professional development plan and access to the broadest learning offerings in the industry.

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