1,246 Network Security jobs in South Africa

Join to apply for the Network Security Engineer role at Impronics Technologies

Join to apply for the Network Security Engineer role at Impronics Technologies

• Network Security Design & Implementation:
  
  

• Network Security Design & Implementation:
  
  

• Firewall & Intrusion Detection:
  
  

• Threat Monitoring & Incident Response:
  
  

• Security Audits & Risk Assessments:
  
  

• Security Tools & Automation:
  
  

• Strong understanding of network protocols, including TCP/IP, DNS, DHCP, and HTTP.
• Hands-on experience with firewalls (Palo Alto, Cisco ASA, Fortinet, etc.), VPN technologies, and IDS/IPS.
• Experience with network security tools such as SIEM, vulnerability scanners (Nessus, Qualys), and penetration testing tools.
• Familiarity with cloud security architectures and hybrid environments (AWS, Azure).
• Knowledge of industry standards and best practices (NIST, ISO 27001, PCI DSS).

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology
• Industries Technology, Information and Media

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Kempton Park, Gauteng, South Africa 5 days ago

Johannesburg, Gauteng, South Africa 1 month ago

Johannesburg, Gauteng, South Africa 1 month ago

Midrand, Gauteng, South Africa 2 weeks ago

Midrand, Gauteng, South Africa 2 weeks ago

Randburg, Gauteng, South Africa 4 days ago

Johannesburg, Gauteng, South Africa 5 days ago

Johannesburg, Gauteng, South Africa 1 month ago

Johannesburg, Gauteng, South Africa 1 month ago

Johannesburg, Gauteng, South Africa 1 week ago

Johannesburg, Gauteng, South Africa 2 days ago

Johannesburg, Gauteng, South Africa 6 days ago

Midrand, Gauteng, South Africa 1 month ago

Johannesburg, Gauteng, South Africa 3 days ago

Johannesburg, Gauteng, South Africa 1 month ago

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Company Description

Duxbury Networking has been a leader in specialized networking distribution for over forty years. We offer channel partners and their customers a full suite of technical solutions, distinguished by our value-added technical services and expert support. Our product portfolio covers Networking, Wireless, Integrated Surveillance, and Cybersecurity Solutions. We strive to build strong partnerships with clients, who view us as trusted advisors ready to exceed expectations and seamlessly integrate with their operations.

About the Role:

As a Cyber Security Engineer, you will play a key role in strengthening and maintaining our clients' security posture. You'll work alongside our networking and infrastructure teams to deploy, manage, and support critical security solutions.

Key Responsibilities:

• Deploy and manage security solutions such as firewalls and endpoint protection.
• Support the design and implementation of secure network environments.
• Monitor, troubleshoot, and improve existing security systems.
• Collaborate with the team to respond to security incidents and support remediation efforts.

Requirements:

• Minimum
  3 years of hands-on experience
  in cyber security engineering.
• Strong knowledge of
  networking fundamentals
  and security concepts.
• Proven experience with deploying and managing
  firewalls and endpoint protection solutions
  .
• Problem-solving mindset and ability to work independently as well as part of a team.

What We Offer:

• An opportunity to grow your career with a forward-thinking team.
• Exposure to diverse projects across security and networking domains.
• A collaborative environment where innovation and learning are encouraged.

Position Overview

We are seeking a skilled Network Security Engineer to design, implement, and maintain secure network infrastructures. The role involves safeguarding systems, data, and networks from cyber threats, ensuring compliance with security policies, and proactively identifying vulnerabilities.

Key Responsibilities

Design, configure, and maintain firewalls, VPNs, IDS/IPS, and other security solutions.

Monitor network traffic and security alerts to detect and respond to threats.

Conduct vulnerability assessments and penetration testing to identify risks.

Implement security policies, standards, and best practices.

Manage and troubleshoot security incidents, escalating when necessary.

Maintain secure connectivity for on-premise, cloud, and hybrid environments.

Ensure compliance with industry regulations (e.g., ISO 27001, GDPR, POPIA, PCI DSS).

Collaborate with IT teams to integrate security measures into all network systems.

Keep up to date with the latest cyber threats, tools, and technologies.

Prepare reports and documentation on security posture, incidents, and improvements.

Qualifications & Skills

Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).

Proven experience as a Network Security Engineer, Security Analyst, or similar role.

Strong knowledge of networking (TCP/IP, routing, switching, DNS, DHCP).

Hands-on experience with firewalls (Cisco, Palo Alto, Fortinet, etc.).

Familiarity with SIEM, intrusion detection/prevention, endpoint protection, and encryption.

Understanding of cloud security (AWS, Azure, GCP) and VPN technologies.

Relevant certifications (e.g., CCNA Security, CCNP Security, CEH, CISSP, CompTIA Security+).

Excellent problem-solving and communication skills.

Ability to work independently and as part of a team.

Job Type: Full-time

Pay: From R569 364,00 per year

Work Location: In person

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

Vodacom Johannesburg, Gauteng, South Africa

Vodacom

Role Purpose: To implement, operate, and continuously improve secure, resilient network security controls—including Cisco FTD, Fortinet, Cisco ISE (NAC), VPN, IDS/IPS, and Algosec automation—using SRE principles to ensure availability, compliance, and rapid incident response across enterprise networks.

• Design, implement and operate network security services (Cisco FTD/Fortinet firewalls, VPN, Cisco ISE, IDS/IPS)
• Provide Tier-3 support, incident response, problem management and change approval; participate in 24×7 on-call rota
• Run health checks and monitoring; drive continuous improvement (automation, rule hygiene, capacity)
• Meet compliance (PCI/SOX), manage rule exemptions and cost‑effective mitigations using Algosec
• Engage stakeholders and vendors; translate Vodafone requirements into effective solutions

• Matric (Essential)
• 3 year degree/diploma in Computer Science or related (Essential)
• 3–5 years in network security engineering/operations. One or more of: Cisco CCNA/CCNP Security (incl. FTD), Fortinet NSE4+, Algosec certification/training
• Cisco ISE training, SRE Foundation, ITIL, cloud network security (Advantageous)

• Hands‑on with Cisco FTD/FMC, Fortinet FortiGate, Cisco ISE (802.1X, posture, TACACS+), VPN (AnyConnect/SSL, IPsec), and IDS/IPS; Algosec for firewall automation & compliance
• Automation via Python/Ansible/REST
• Observability (SNMP, syslog, SIEM/SOAR). SRE practices (SLIs/SLOs, error budgets, Incident Remediation)
• Able to learn & apply Vodafone requirements

• Analytical troubleshooting
• Stakeholder engagement
• Scripting & automation mindset
• Resilience under pressure
• Clear communication
• Time management

Closing date for Applications: 22 October 2025.

Location: Midrand, Vodacom Campus.

The company's approved Employment Equity Plan and Targets will be considered as part of the recruitment process. As an Equal Opportunities employer, we actively encourage and welcome people with various disabilities to apply. Vodacom is committed to an organisational culture that recognises, appreciates, and values diversity & inclusion.

When it comes to putting people first, we're number 1.

The number 1 Top Employer in South Africa. Certified by the Top Employer Institute 2025.

To implement, operate, and continuously improve secure, resilient network security controls—including Cisco FTD, Fortinet, Cisco ISE (NAC), VPN, IDS/IPS, and Algosec automation—using SRE principles to ensure availability, compliance, and rapid incident response across enterprise networks.

• Design, implement and operate network security services (Cisco FTD/Fortinet firewalls, VPN, Cisco ISE, IDS/IPS).
• Provide Tier-3 support, incident response, problem management and change approval; participate in 24×7 on-call rota.
• Run health checks and monitoring; drive continuous improvement (automation, rule hygiene, capacity).
• Meet compliance (PCI/SOX), manage rule exemptions and cost‑effective mitigations using Algosec.
• Engage stakeholders and vendors; translate Vodafone requirements into effective solutions.

• Matric (Essential)
• 3 year degree/diploma in Computer Science or related (Essential)
• 3–5 years in network security engineering/operations. One or more of: Cisco CCNA/CCNP Security (incl. FTD), Fortinet NSE4+, Algosec certification/training.
• Cisco ISE training, SRE Foundation, ITIL, cloud network security (Advantageous)

• Hands‑on with Cisco FTD/FMC
• Fortinet FortiGate, Cisco ISE (802.1X, posture, TACACS+), VPN (AnyConnect/SSL, IPsec), and IDS/IPS; Algosec for firewall automation & compliance
• Automation via Python/Ansible/REST
• Observability (SNMP, syslog, SIEM/SOAR). SRE practices (SLIs/SLOs, error budgets)
• Incident Remediation
• Able to learn & apply Vodafone requirements

• Analytical troubleshooting
• Stakeholder engagement
• Scripting & automation mindset
• Resilience under pressure
• Clear communication
• Time management

Closing date for Applications: 22 October 2025.

The base location for this role is Midrand, Vodacom Campus.

The company's approved Employment Equity Plan and Targets will be considered as part of the recruitment process. As an Equal Opportunities employer, we actively encourage and welcome people with various disabilities to apply. Vodacom is committed to an organisational culture that recognises, appreciates, and values diversity & inclusion.

When it comes to putting people first, we're number 1.

The number 1 Top Employer in South Africa.

Certified by the Top Employer Institute 2025.

To implement, operate, and continuously improve secure, resilient network security controls—including Cisco FTD, Fortinet, Cisco ISE (NAC), VPN, IDS/IPS, and Algosec automation—using SRE principles to ensure availability, compliance, and rapid incident response across enterprise networks

• Design, implement and operate network security services (Cisco FTD/Fortinet firewalls, VPN, Cisco ISE, IDS/IPS).
• Provide Tier-3 support, incident response, problem management and change approval; participate in 24×7 on-call rota.
• Run health checks and monitoring; drive continuous improvement (automation, rule hygiene, capacity).
• Meet compliance (PCI/SOX), manage rule exemptions and cost-effective mitigations using Algosec.
• Engage stakeholders and vendors; translate Vodafone requirements into effective solutions.

• Matric (Essential)
• 3 year degree/diploma in Computer Science or related (Essential)
• 3–5 years in network security engineering/operations. One or more of: Cisco CCNA/CCNP Security (incl. FTD), Fortinet NSE4+, Algosec certification/training.
• Cisco ISE training, SRE Foundation, ITIL, cloud network security (Advantageous)

Knowledge and experience :

• Hands-on with Cisco FTD/FMC,
• Fortinet FortiGate, Cisco ISE (802.1X, posture, TACACS+), VPN (AnyConnect/SSL, IPsec), and IDS/IPS; Algosec for firewall automation & compliance;
• automation via Python/Ansible/REST;
• Observability (SNMP, syslog, SIEM/SOAR). SRE practices (SLIs/SLOs, error budgets,
• Incident Remediation
• Able to learn & apply Vodafone requirements.

Skills:

• Analytical troubleshooting
• stakeholder engagement
• scripting & automation mindset
• resilience under pressure
• clear communication
• time management

Closing date for Applications: 22 October 2025.

The base location for this role is Midrand, Vodacom Campus.

The company's approved Employment Equity Plan and Targets will be considered as part of the recruitment process. As an Equal Opportunities employer, we actively encourage and welcome people with various disabilities to apply.

Vodacom is committed to an organisational culture that recognises, appreciates, and values diversity & inclusion.