network security jobs

A technology firm in Johannesburg seeks a skilled network security professional to design, implement, and maintain security architectures. This role involves configuring firewalls, managing VPNs, and leading incident response efforts. Candidates should have a Bachelor's degree in Computer Science or a related field, coupled with 3-5 years of experience in network security, preferably in banking....

A network security firm in Cape Town is looking for a Security Engineer to safeguard critical infrastructure and manage firewall operations. You will be responsible for administering and maintaining Palo Alto firewalls, monitoring security incidents, and collaborating with various teams to enhance network security standards. The ideal candidate should have proven experience with Palo Alto...

A leading power producer in South Africa is seeking a Senior Cyber Security Engineer to support the Group Cyber Security Manager. The role focuses on developing cybersecurity strategies, managing cloud and network security, and leading incident response efforts. Ideal candidates should have over 5 years of experience in cybersecurity engineering, expertise in Microsoft Azure, and strong...

A leading tech company in Johannesburg seeks a Senior Network Engineer with extensive experience in Cisco ACI and routing & switching. The candidate will provide Tier 2/3 level support and participate in crucial network projects. Responsibilities include troubleshooting and assisting with network design and implementation. Successful applicants must hold a CCNP certification with a minimum of...

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...

A leading educational institution in East London is seeking an ICT Technician for a permanent role. The candidate will manage the FMS computer system, provide technical support to users, and ensure security protocols. Applicants should hold an IT-related degree and have at least 5 years of technical experience. Skills in networking, Microsoft platforms, and Linux are beneficial. Interested...

Port Elizabeth, South Africa | Posted on 01/12/2026 - Original Job Title IT Security Specialist - Date Opened 01/12/2026 - Job Type Full time - Work Experience 5+ years - State/Province Eastern Cape - Country South Africa Job Description We are seeking a highly skilled and motivated Network Security Engineer to join our Client's team in Port Elizabeth. The successful candidate will play a...

A leading energy company in South Africa is seeking a Senior Cyber Security Engineer. The role involves supporting the Group Cyber Security Manager in developing security strategies, managing Azure and M365 security environments, and conducting risk assessments. Strong analytical skills and 5+ years of experience in cyber security are essential. Candidates with cyber security certifications and...

About The Job At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models. We are seeking hands‑on infrastructure security practitioners to analyze, classify, and evaluate real‑world network and endpoint security scenarios. You will work with realistic enterprise environments to capture how threats, controls, and failures interact in...

A reputable company in Johannesburg seeks a Network and Security Engineer to handle complex network environments. The ideal candidate has vendor certifications, experience in MSP or ISP setups, and familiarity with VoIP. Key attributes include being self-driven and excellent at communication. This role requires managing multiple priorities effectively, and having own reliable transport with a...

A leading digital services provider in Johannesburg seeks an experienced Network Engineer to ensure customer connectivity and secure their networks. This role involves troubleshooting, vendor management, and maintaining network hardware. Candidates must have a minimum of 2 years in network operations and be fluent in Mandarin. The position offers substantial roles in digital transformation and...

A leading technology firm in Gauteng, South Africa, seeks an experienced Network Architect with over 10 years in network design and security. The ideal candidate will have expertise in Check Point firewalls and cloud networking, performing vital networking responsibilities to ensure high availability and security. Responsibilities include designing scalable architectures, managing firewalls, and...

A leading IT support company in Cape Town seeks a skilled Network Engineer to manage Cisco-based networks and ensure optimal performance. Responsibilities include designing and deploying solutions, conducting security audits, and providing Tier 2/3 support. Ideal candidates have 3+ years’ networking experience and strong problem-solving abilities. The position offers competitive benefits, a...

Responsibilities - Design, implement, and maintain network security architectures. - Configure and manage firewalls, VPNs, IDS/IPS. - Continuously monitor network traffic and lead incident response. - Conduct regular security audits, vulnerability assessments, and penetration testing. - Utilize security tools such as SIEM, firewall management systems, and vulnerability scanners and automation...

A leading AI security firm is seeking a Network & Infrastructure Security Analyst to evaluate network and endpoint security scenarios. This position involves analyzing real operational data, classifying incidents, and creating datasets for security training. Ideal candidates will have over 2 years of relevant experience and a strong understanding of security practices. The position offers remote...

Network Security Analyst (Remote South Africa) We’re 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...

A reputable company requires a Network and Security Engineering: The ideal candidate will have very strong technical ability, hands-on experience with complex network environments, and a proven track record of delivering large-scale deployment project... Requirements - Vendor certifications (Fortinet, Cisco, Juniper, Aruba, MikroTik, Cambium). - Experience in MSP, Datacentre, or ISP...

A leading technology firm in Midrand seeks a Cyber Security Specialist to develop and implement security controls across various networks, including mobile and cloud. The candidate must have over 8 years of cyber security experience, a degree in Information Technology, and strong leadership abilities. This role emphasizes collaboration and innovation in security posture assessment and risk...

About the job Cyber Security Specialist : Networks Principal Specialist Cyber Security Networks Duration: 6 months - Lead the development and implementation of advanced cyber security capabilities and controls across companies mobile, fixed, satellite, cloud, and IoT networks to protect against evolving threats. - Oversee risk assessments, stakeholder engagement, and project delivery in...

A forward-thinking security company is seeking a highly skilled Network Security Analyst to safeguard its digital infrastructure from Cape Town, South Africa. Responsibilities include managing firewall configurations and monitoring security systems. Successful candidates will have proven experience with Palo Alto firewalls and strong analytical skills. This position offers 100% remote work and a...