290 Network Security jobs in South Africa

Bachelors degree /Diploma or equivalent experience

3+ years of IT experience

1+ years of hands-on web application penetration testing / ethical hacking experience

The Purpose of Your Role

Lead testing efforts on web and mobile applications and supporting systems.

Replicate the actual techniques and tools used by malicious attackers in an effort to model potential external threats.

Upon completion of the assessment, you will prepare reports and present the results to application owners, developers, and business unit information security teams.

Analyse test results, draw conclusions from results, and develop targeted exploit examples.

Consult with operations and software - development teams to ensure potential weaknesses are addressed.

Contribute to the research or development of tools to assist in the vulnerability discovery process.

Identify threats to improve the overall security of applications and infrastructure.

Recommend solutions to help migitate risks and protect entire network i.e. Architect security solution


Skills:

Ability to demonstrate manual testing experience including all of OWASP

Working knowledge of application security mechanisms such as authentication and authorization techniques, data validation, and the proper use of encryption

Technical knowledge of, and the ability to recognize, various types of application security vulnerabilities

Demonstrated experience with common penetration testing and vulnerability assessment tools such as nmap, Wireshark, Nessus, NeXpose, Kali, Metasploit, AppScan, WebInspect, Burp Suite Professional, Acunetix, Arachni, w3af, NTOSpider

Knowledge of a programming or scripting language such a C, C#, Python, Objective C, Java, Javascript, SQL,

Knowledge of Web Services technologies such as XML, JSON, SOAP, REST, and AJAX

Knowledge of web frameworks, including XML, SOAP, J2EE, JSON and Ajax

Experience with Enterprise Java or .NET web application frameworks, including Struts and Spring

Proven analytical and problem solving skills, as well as the desire to assist others in solving issues

Excellent interpersonal skills with a strong interest in the application security domain

Excellent communication and presentation skills and a proven ability to communicate threats and facilitate progress towards long-term remediation

Highly motivated with the willingness to take ownership / responsibility for their work and the ability to work alone or as part of a team.

Ability to produce high level reports

Preferred Skills and competencies:
A+, N+, S+, CCNA
Vulnerability Scanning

Vulnerability Assessment

Valid Certified Ethical Hacker Certificate

Certified Penetration Testing Professional/ OR CISA/CISM/SISSP AND CISSP certification.

NB! CV FORMAT MUST BE PDF

Bachelors degree /Diploma or equivalent experience 3+ years of IT experience 1+ years of hands-on web application penetration testing / ethical hacking experience The Purpose of Your Role Lead testing efforts on web and mobile applications and supporting systems. Replicate the actual techniques and tools used by malicious attackers in an effort to model potential external threats. Upon completion of the assessment, you will prepare reports and present the results to application owners, developers, and business unit information security teams. Analyse test results, draw conclusions from results, and develop targeted exploit examples. Consult with operations and software - development teams to ensure potential weaknesses are addressed. Contribute to the research or development of tools to assist in the vulnerability discovery process. Identify threats to improve the overall security of applications and infrastructure. Recommend solutions to help migitate risks and protect entire network i.e. Architect security solution Skills: Ability to demonstrate manual testing experience including all of OWASP Working knowledge of application security mechanisms such as authentication and authorization techniques, data validation, and the proper use of encryption Technical knowledge of, and the ability to recognize, various types of application security vulnerabilities Demonstrated experience with common penetration testing and vulnerability assessment tools such as nmap, Wireshark, Nessus, NeXpose, Kali, Metasploit, AppScan, WebInspect, Burp Suite Professional, Acunetix, Arachni, w3af, NTOSpider Knowledge of a programming or scripting language such a C, C#, Python, Objective C, Java, Javascript, SQL, Knowledge of Web Services technologies such as XML, JSON, SOAP, REST, and AJAX Knowledge of web frameworks, including XML, SOAP, J2EE, JSON and Ajax Experience with Enterprise Java or .NET web application frameworks, including Struts and Spring Proven analytical and problem solving skills, as well as the desire to assist others in solving issues Excellent interpersonal skills with a strong interest in the application security domain Excellent communication and presentation skills and a proven ability to communicate threats and facilitate progress towards long-term remediation Highly motivated with the willingness to take ownership / responsibility for their work and the ability to work alone or as part of a team. Ability to produce high level reports Preferred Skills and competencies: A+, N+, S+, CCNA Vulnerability Scanning Vulnerability Assessment Valid Certified Ethical Hacker Certificate Certified Penetration Testing Professional/ OR CISA/CISM/SISSP AND CISSP certification. NB! CV FORMAT MUST BE PDF

At GBS Holdings, we're committed to building secure, scalable, and high-performance IT infrastructure that supports our diverse business operations. We're looking for a skilled Network and Security Engineer to join our dynamic team. In this role, you'll be responsible for designing, implementing, and managing robust network systems while ensuring the highest standards of security and reliability. If you're passionate about technology and thrive in a collaborative environment, we want to hear from you.

Key Responsibilities:

• Design, implement, and maintain secure network architectures (LAN, WAN, VPN)
• Configure and manage routing, switching, and wireless infrastructure
• Manage and secure FortiGate firewalls and related network security systems
• Provide 3rd line technical support for complex networking and security issues
• Ensure high availability (99.8% uptime) and proactive system maintenance
• Monitor network performance and conduct vulnerability assessments
• Maintain accurate documentation including network diagrams and configuration standards
• Support and maintain Windows Server 2016/2019 and Exchange hybrid environments
• Administer Office 365 and Microsoft Azure environments
• Implement and manage Veeam Backup & Replication for disaster recovery
• Support external SFTP environments and domain/DNS management
• Support endpoint security via Kaspersky Security Centre

Minimum Qualifications and Experience:

• Matric (Required)
• Diploma or Bachelor’s Degree in Information Technology or related field
• CCNA certification (Required)
• FortiGate certification (Advantageous)
• Must have a minimum of 5+ years as a network and security engineer
• Strong experience with routing, switching, FortiGate firewalls, and security best practices
• Background in cybersecurity and infrastructure management
• Good understanding of Microsoft technologies and cloud platforms (Azure, O365)

Behavioural & Competency Skills:

• Excellent communication and interpersonal skills
• Strong analytical and problem-solving abilities
• Able to work independently and collaboratively
• Task-oriented with a focus on timely, high-quality delivery
• Process-driven with attention to detail

• Skillset: Network Security Administrator

OUTsurance has been propelling the South African insurance industry forward for the last 27 years. As leaders in the field, we’re always looking for innovative ways to create digitally-advanced solutions, without losing sight of our human values. Our continued success can be attributed to outstanding employees who set the bar high with their energy and expertise. If you’re keen to grow your career in a vibrant environment with lots of ‘fun’, this could be the career opportunity you’ve been looking for.

What do you get OUT?

• OUTsurance has been voted Top Employer South Africa since 2022. Our people vision is to be a great company to work for where you always get something OUT.

We offer our employees

• A winning, fun and inclusive company culture that embraces diversity.
• Great Rewards and Recognition programs.
• Benefits (Medical Aid, Pension fund, Group life and Disability benefits)
• Growth opportunities (we hire talent, train skill and promote values driven leaders from within)
• Wi-Fi on campus and Emergency Panic-Assist through the OUTsurance app
• Employee wellness programs: Free Counselling, Legal Advice and Financial Coaching for you and your members of household.
• A chance to give back (Staff Helping SA OUT-volunteer program) and much more.

• Manage and configure, and implement secure network solutions using Firewalls, IDS/IPS, VPNs, and other relevant next-gen firewall technologies.
• Manage and configure SASE technologies. (SWG, DLP, CASB, Private Access, etc).
• Manage and configure WAF technologies.
• Assist with troubleshooting network connectivity and performance issues across network links, firewall, VPN, WAF and proxy technologies.
• Assist with deployment of technical solutions for detecting & preventing potential threats and improving security posture.
• Collaborate with the information security team to develop and enforce network security policies, procedures, and best practices.
• Monitor network traffic for suspicious activities, analyse logs, and respond to security incidents in a timely manner.
• Stay current with emerging cyber security threats, trends, and technologies to maintain network resilience against evolving risks.
• Implement access controls and authentication mechanisms to ensure authorized personnel and assets have appropriate access levels.
• Work closely with network administrators to ensure proper network segmentation and isolation of critical assets.
• Participate in the design and implementation of disaster recovery and business continuity plans for the cyber security infrastructure.
• Collaborate with third-party vendors to assess security products and services, making recommendations for procurement when necessary.
• Provide technical support to resolve security-related network issues and incidents.
• Document network security architecture, configurations, and procedures for knowledge sharing and future reference.
• Compile monthly reporting on security control efficacy.

• Related relevant network security certifications (Fortinet NSE4 (Fortinet Certified Professional Network Security)), CompTIA N+, CompTIA S+)
• Relevant work experience required as a Network Security Engineer with a focus on cyber security, including designing and implementing secure network solutions for cloud and on-premises environments.
• Solid understanding of network concepts (protocols, routing, switching, TCP/IP, OSI model, etc.) and firewall technologies (redundancy, resiliency, Layer4-Layer7 features and next generation security capabilities)
• Knowledge and experience of IT security controls and components (Network IPS, Vulnerability Scanning, Firewalls, Cloud Proxies, NAC, Load Balancers, WAF, VPN, DOS/DDOS, Endpoint Protection), and other cyber security tools

Advantageous

• Diploma or bachelor’s degree in computer science, Information Technology, or a related field.
• Exposure to different cloud services (Azure, Amazon Web Services, Google Cloud)
• Understanding of API Security techniques for the HTTP protocol. (e.g. HTTP methods (POST/GET), server response codes, etc.) and the HTML language. e.g. document structure, elements, forms, etc.
• Use of network analysis and troubleshooting tools e.g. tcpdump, Wireshark, traceroutes, curl, telnet, etc.
• Deployment of security resources using IAC (infrastructure as code) e.g. Terraform, Ansible, etc.
• Understanding of Zero Trust Network Access Framework and components
• Familiarity with network monitoring and logging toolsets to detect and respond to security incidents.
• Knowledge of regulatory compliance frameworks (e.g. ISO27001, GDPR) and their impact on network security.

The successful individual would need to demonstrate the below listed:

• Strong analytical and problem-solving skills.
• Demonstrate a high level of attention to detail.
• Takes initiative and works under own direction.
• Methodically plans and organises tasks and projects.
• Upholds ethics and values and demonstrates high levels of integrity.
• Very strong interpersonal skills and the ability to build relationships.
• Adapts and responds positively to change.
• The ability to multitask and handle stress in a fast-paced environment.
• Willingness to tackle new challenges with creativity and collaboration.
• Experience in and knowledge of IT

An ideal candidate will be able to align their personal work values to the OUTsurance values of Awesome Service, Dynamic, Honest, Human, Passionate and Recognition.

In accordance with OUTsurance Insurance Company Ltd Employment Equity goals, preference will be given to individuals who meet the job requirements and are from the various designated groups.

Network Security Analyst (Remote South Africa)

About the Role

Were looking for a highly skilled Network Security Analyst to join our forward-thinking, security-driven team. In this role, you'll be the guardian of our digital infrastructure ensuring that firewalls, network rules, and security configurations are robust, compliant, and ready to face emerging threats.

Key Responsibilities

• Manage and resolve firewall-related tickets efficiently.
• Add, modify, and optimize firewall rules in line with security best practices.
• Configure Palo Alto firewalls confidently and effectively.
• Implement secure changes without disrupting business operations.
• Monitor and analyze security systems to proactively prevent breaches.

Required Skills & Qualifications

• Palo Alto Certification (essential).
• Proven experience managing and configuring Palo Alto firewalls.
• Strong understanding of firewall rule creation and security change management.
• Familiarity with common security protocols and network monitoring tools.
• Excellent troubleshooting and analytical skills.

Nice to Have

• Experience working with Checkpoint firewalls.
• Exposure to other enterprise security solutions.

Why Join Us?

• 100% remote work operate from anywhere in South Africa.
• Competitive salary aligned with experience.
• Join a dynamic, security-focused team with cutting-edge tools and projects.

Minimum Requirements: