6,984 Senior Network Security Engineer jobs in Kenya

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• Design, implement, and manage network security solutions.
• Monitor network performance and security for threats and vulnerabilities.
• Investigate and respond to security incidents and breaches.
• Develop and maintain security policies, standards, and procedures.
• Conduct regular vulnerability assessments and penetration testing.
• Implement security controls such as firewalls, intrusion detection/prevention systems, and VPNs.
• Ensure compliance with relevant security regulations and industry best practices.
• Collaborate with network operations teams to ensure secure network configurations.
• Develop incident response plans and conduct tabletop exercises.
• Provide security awareness training to staff.
• Stay current with emerging cybersecurity threats and technologies.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Minimum of 5 years of experience in network security engineering.
• Proven experience with network security technologies (e.g., firewalls, IDS/IPS, SIEM).
• Strong understanding of network protocols (TCP/IP, BGP, OSPF) and security principles.
• Experience with cybersecurity frameworks and best practices.
• Relevant certifications such as CISSP, CCNA Security, or CCNP Security are highly desirable.
• Excellent analytical, problem-solving, and critical thinking skills.
• Strong communication and interpersonal skills, with the ability to work effectively in a remote team.

• Design, implement, and maintain network security infrastructure, including firewalls, VPNs, IDS/IPS, and SIEM systems.
• Monitor network traffic for security threats and vulnerabilities.
• Conduct regular security assessments, vulnerability scans, and penetration tests.
• Develop and enforce network security policies and procedures.
• Respond to and resolve security incidents in a timely and effective manner.
• Configure and manage secure network devices (routers, switches, firewalls).
• Collaborate with cross-functional teams to integrate security into network architecture.
• Stay up-to-date with the latest security threats, trends, and technologies.
• Develop and deliver security awareness training to employees.
• Maintain accurate documentation of network security configurations and procedures.
• Ensure compliance with industry regulations and security standards.
• Provide technical expertise and support for security-related issues in a remote environment.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Minimum of 4 years of experience in network security engineering.
• Strong understanding of TCP/IP, routing protocols, and network architectures.
• Hands-on experience with firewalls (e.g., Cisco ASA, Palo Alto), VPNs, and intrusion detection/prevention systems.
• Experience with SIEM tools and security monitoring platforms.
• Knowledge of cybersecurity frameworks (e.g., NIST, ISO 27001).
• Relevant security certifications (e.g., CISSP, CCNA Security, CompTIA Security+) are highly desirable.
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal skills, particularly in a remote setting.
• Ability to work independently and as part of a distributed team.

• Design, implement, and maintain enterprise-level network security architectures, including firewalls, VPNs, intrusion detection/prevention systems, and access control mechanisms.
• Develop and enforce network security policies, standards, and procedures.
• Monitor network traffic for security breaches, anomalies, and potential threats, and respond effectively to incidents.
• Conduct regular security assessments, vulnerability scans, and penetration tests to identify and mitigate risks.
• Manage and optimize security technologies to ensure their effectiveness and efficiency.
• Lead security incident response efforts, including investigation, containment, eradication, and recovery.
• Collaborate with IT infrastructure teams to ensure secure network configurations and implementations.
• Provide technical leadership and mentorship to junior security engineers.
• Stay abreast of the latest cybersecurity threats, vulnerabilities, and technologies, and recommend appropriate countermeasures.
• Develop and deliver security awareness training to employees.
• Ensure compliance with relevant security regulations and standards.

• Design, implement, and maintain network security infrastructure, including firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), VPNs, and web application firewalls (WAFs).
• Develop and enforce network security policies, standards, and procedures.
• Monitor network traffic for security breaches and anomalies, and respond to security incidents in a timely and effective manner.
• Conduct vulnerability assessments and penetration testing to identify and mitigate security risks.
• Configure and manage security devices and technologies to ensure optimal performance and protection.
• Collaborate with IT operations and engineering teams to integrate security measures into network design and deployment.
• Develop and implement security best practices for cloud environments (e.g., AWS, Azure) relevant to telecom infrastructure.
• Stay up-to-date with the latest cybersecurity threats, trends, and technologies, and recommend appropriate security measures.
• Provide technical expertise and guidance on network security matters to internal stakeholders.
• Develop and deliver security awareness training to employees.
• Participate in security incident response planning and execution.
• Maintain accurate documentation of network security configurations, policies, and procedures.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Master's degree preferred.
• Minimum of 7 years of experience in network security engineering, with a strong focus on telecommunications networks.
• In-depth knowledge of network security principles, protocols, and technologies (e.g., TCP/IP, BGP, MPLS, TLS/SSL, IPsec).
• Hands-on experience with configuring and managing firewalls (e.g., Palo Alto, Cisco ASA, Fortinet), IDS/IPS, VPNs, and WAFs.
• Experience with security monitoring tools, SIEM solutions, and incident response procedures.
• Familiarity with network routing and switching technologies.
• Knowledge of cloud security best practices is a plus.
• Relevant industry certifications such as CISSP, CCIE Security, or GIAC are highly desirable.
• Strong analytical and problem-solving skills, with the ability to quickly diagnose and resolve complex security issues.
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with technical and non-technical teams in a remote setting.
• Proactive approach to identifying and mitigating security risks.

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 Network Security Engineer L3 is a seasoned subject matter expert, responsible for providing technical support to clients.

This role is able to compile technical specifications in a clear, concise, unambiguous manner to explain the advantages and disadvantages of options leading to the final solution and are able to create alternative solutions as backup planning.

This role works towards professional to expert level certification, whilst at the same time developing business knowledge

Key Responsibilities:

• Taking ownership of project deployments working closely with the project management team and the clients
• Interacts with clients on site and remote to meet complex requirements of a solution.
• Responds to escalated client requests.
• Escalates complex problems to the relevant OEM support and taking ownership of the cases to closure.
• Writes reports and proposals and completes and maintains project documentation.
• Acts as coach and mentor to more junior Implementation Engineers and Technicians.
• Assumes responsibility for the coordination of the activities of the junior Engineers, in line with performance targets.
• Included in higher complexity design work, with input to the design expected.
• Expected to take ownership of relevant technologies according to domain or specialization.
• Engagement with clients on issues related to optimization of existing security infrastructure as well as on new solution areas
• Performs any other related task as required.

Knowledge and Attributes:

• Seasoned understanding and appreciation of Cybersecurity technical design
• Seasoned project skills which are demonstrated in the execution of installations and other assignments.
• Excellent customer engagement skills
• Demonstrate relevant domain specialist knowledge.
• Excellent verbal communication skills.
• Client focused and displays a proactive approach to solving problems.
• Ability to work under pressure.
• Ability to coach, mentor and provide guidance to team members.
• Seasoned knowledge on security concepts and application of those concepts.
• Seasoned knowledge in security architecture.
• Seasoned knowledge of security technologies and understanding of managed services concepts
• Seasoned knowledge of security monitoring and management tools for performance optimization and troubleshooting

Academic Qualifications and Certifications:

• Bachelor's degree or equivalent in Information Technology or Computing or a related field
• Vendor certification is mandatory.
• CCSE / Palo Alto Network Security Professional / FCP / CCNP Security / F5-CTS BIG-IP ASM or equivalent preferred.
• Security certifications like AZ-500, SC-200, Security+, CEH, CISSP, CISM or similar Certification in different networking technologies such as CCDP Security, JNCIA, ACCA, PCNSE, PCNSC, FCP, CCSA, ITIL, Azure Security Engineer, Azure Certified DevOps Engineer, Azure Certified Network Engineer, Azure Administrator Associate, will be an advantage.

Required experience:

• Seasoned experience in Network Security projects implementation in complex environment.
• Seasoned experience in Next Generation Firewalls implementation and support.
• Seasoned experience in NAC implementation and support.
• Seasoned experience in WAF implementation and support.
• Seasoned Experience in Security technologies Web Security, Email Security, NAC, SSE, VPN solutions, End Point Security etc.
• Specialist experience in technical support to clients.
• Seasoned experience in handling incidents end to end.

Workplace type:
Hybrid Working

About NTT DATA
NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo.

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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contact us
.