7 Security Architecture jobs in Johannesburg

Overview We are seeking a hands on, skilled and detail-oriented Security Leader to spear head our Architect and Engineering department with expertise in Microsoft technologies to join a rapidly expanding global team of security experts that provides services to protect our business. This role will report into the Head of Information Security and will work closely across all IT Teams and business units. In this role, you will be responsible for leading, designing, implementing, managing, and optimizing security solutions to protect our IT infrastructure, technology assets, cloud environments, and applications. The ideal candidate will have hands-on experience with Microsoft security tools and technologies, such as Azure, Microsoft 365, Microsoft Purview and Microsoft Defender, and will play a critical role in safeguarding our digital assets. Responsibilities Leadership and Team Management Lead and mentor a team of Security Engineers and Architects focused on, designing and implementing secure controls across Microsoft technologies, such as Microsoft 365, Microsoft Defender, Azure Security Centre, and Microsoft Sentinel. Establish team goals, manage performance, and provide regular feedback to ensure the success of security operations. Foster a culture of continuous improvement and professional development within the team. Cloud Security Strategy Responsible for the cloud security strategy for our Azure-based solutions, leveraging Azure Security Centre, Azure Active Directory, and other Azure-native security tools to secure infrastructure and applications. Design security controls in Azure to protect resources, networks, data, and identities. Oversee the integration of security practices in cloud migration strategies and help guide the secure adoption of cloud technologies. Security Solution Implementation Implement, configure, and manage security solutions in Microsoft environments, including Azure, Microsoft 365, Microsoft Defender, Microsoft Purview and other Microsoft security tools. Ensure the secure deployment and configuration of Microsoft cloud resources, applications, and services, adhering to security best practices and company policies. Set up and maintain security controls such as firewalls including WAFs, VPNs, and endpoint protection across all environments. Identity and Access Management (IAM) Responsible for Architecting and implementing advanced identity and access management (IAM) solutions using Microsoft technologies such as Azure Active Directory/Entra ID, Azure AD B2 B/B2 C, and Microsoft Identity Platform. Design and enforce least privilege access principles, multi-factor authentication (MFA), conditional access policies, and role-based access control (RBAC) across all Microsoft service. Vulnerability Management and Risk Assessment Responsible for security assessments and risk analysis for new Microsoft technologies, AI, cloud services and digital products. Regularly assess and monitor Microsoft systems and services for vulnerabilities and security gaps, using tools like Microsoft Defender for Endpoint and Azure Security Centre. Security Automation and Optimisation Responsible for an Automation Strategy for security processes and tasks using Power Shell, Azure CLI, and other tools to improve efficiency and response times. Optimise security configurations across Microsoft environments to ensure best practices and consistent application of security controls. Continuously review and improve existing security processes, tools, and policies. Compliance and Reporting Ensure Microsoft-based systems meet regulatory requirements (e.g., GDPR), internal security standards (ISO 27001/2, SOC) and policies. Assist in security audits and assessments, providing the necessary documentation and evidence to support compliance initiatives. Generate regular security reports, dashboards, project status and metrics using Microsoft security tools. Collaboration and Effective Communication Work closely with IT, system administrators, and other security teams to coordinate incident response efforts, identify vulnerabilities, and implement mitigation strategies across the Microsoft technology stack. Communicate and conduct regularly presentations at a senior leadership level. Ensure that the IT Security documentation is maintained and updated regularly as required Provide guidance and support to internal teams regarding Microsoft security best practices, threat mitigation and security by design Participate in security projects, including cloud migration efforts, that involve Microsoft technologies, ensuring security is a top priority Provide input to the monthly IT Security report. Who You Are Essential 5+ years of experience in a security engineering/architecture or cybersecurity leadership role, with a strong focus on Microsoft environments such as Microsoft 365, Azure, Microsoft Purview, and related Microsoft security products. Proven track record in leading security engineering/architecture teams, managing risk, design and build security principles for products (e.g. Microsoft 365, Microsoft Azure, Co Pilot, Microsoft Defender, Microsoft Sentinel). Experience of working in a diverse Global Company; Understanding of key network and infrastructure security solutions such as firewalls, SD-WAN, WAF, DDo S protection IPS, Web Proxy, etc. Excellent knowledge of security solutions and technologies including Network Firewalls, proxy technologies, EDR, SIEM (Sentinel); Understanding of SASE solutions and cloud-based service delivery of traditional security controls (e.g. content filtering, firewall) Knowledge of Intrusion detection/prevention systems (IDS/IPS/WAF) and vulnerability assessment tools (Nessus/Tenable.io/Qualys); Excellent knowledge of different threat scenarios, incident response and remediation techniques; Hands on experience of applying security by design across a Microsoft eco system. Knowledge of security technologies (encryption, data protection, permissions, privilege access etc.); Knowledge of applying CIS benchmark policies in Azure & O365; Experience with Security frameworks, ISO 27001, Cyber Essentials, NIST, PCI; Good working knowledge of Active Directory services, including reporting and auditing of Active Directory objects; Skilled in using scripting tools (Power Shell, MS CLI & VBS). Understand Incident Response, Cyber Kill Chain, Threat Modelling and pertinent Attack Vectors; Desirable qualifications, Microsoft Certified: Azure Security Engineer or Architect Associate, Microsoft Certified: Security, Compliance, and Identity Fundamentals, Certified Information Systems Security Professional (CISSP), Certified Ethical Hacker (CEH), Comp TIA Security+, Certified Cloud Security Professional (CCSP) or other similar security certifications or demonstratable experience. Good communication (English Writing, Reading and Speaking) skills and ability to articulate subjects clearly. Proven analytical and problem-solving skills; Strong documentation skills; Organised, methodical and self-motivated; Keeping abreast of industry trends and security technologies. Takes the initiative to proactively resolve issues within own remit and recognises when escalation is required; Uses own knowledge and experience to make sounds judgements or assist others with sound judgements; Considers the regional and global implications of what we do in our own areas of responsibility; Identifies and builds relationships across team and region; Understands need to work within project scope, including price; Shows understanding of others in order to influence as appropriate. #J-18808-Ljbffr

Join to apply for the Network Security Analyst role at Optimal Growth Technologies

Join to apply for the Network Security Analyst role at Optimal Growth Technologies

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Network Security Analyst (Remote South Africa)

Level: Intermediate

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.
  

Seniority level

• Seniority level Not Applicable

Employment type

• Employment type Contract

Job function

• Job function Information Technology
• Industries IT Services and IT Consulting

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Johannesburg, Gauteng, South Africa 1 day ago

Johannesburg, Gauteng, South Africa 2 days ago

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Network Security Analyst (Remote South Africa)

Level: Intermediate

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.
  

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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:
  
  

Main responsibility.

• Network Security Design & Implementation:
  
  

Design, implement, and maintain network security architectures, ensuring the protection of bank's systems, data, and assets against unauthorized access, cyber threats, and attacks.

• Firewall & Intrusion Detection:
  
  

Configure and manage firewalls, VPNs, and other security appliances (IDS/IPS) to detect and prevent potential security breaches.

• Threat Monitoring & Incident Response:
  
  

Continuously monitor network traffic for suspicious activity, security breaches, and vulnerabilities. Lead incident response efforts to mitigate risks and minimize damage in case of a breach.

• Security Audits & Risk Assessments:
  
  

Conduct regular security audits, vulnerability assessments, and penetration testing to identify weaknesses in the network and ensure compliance with internal and regulatory standards.

• Security Tools & Automation:
  
  

Utilize security tools (SIEM, firewall management systems, vulnerability scanners, etc.) and automation techniques to enhance security posture and streamline incident response processes.

Job Requirements Academic Knowledge

Bachelor's degree in Computer Science, Information Security, or related field. Relevant certifications (e.g., CISSP, CISM, CCNP Security) are preferred.

Work Experience

Minimum of 3-5 years of experience in network security or IT security, ideally in a banking or financial services environment.

Skills / Specialized Know How

• 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

• Seniority level Mid-Senior level

Employment type

• Employment type Full-time

Job function

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

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Kempton Park, Gauteng, South Africa 5 days ago

Network and Security Engineer - Healthcare IT (ACRN) - Harare or Johannesburg

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Overview

Network and Security Engineer - Healthcare IT (ACRN) - Harare or Johannesburg

Location: Harare or Johannesburg, South Africa – On site at one of these locations

Hours: Full Time

Reports to: Chief Technology Officer - Africa Clinical Research Network

Work Environment: This position can be based in Zimbabwe or South Africa, with occasional travel to other office locations as necessary. The role may require flexible working hours to support remote teams and ensure systems are running smoothly across time zones.

Job Summary

We are seeking a Network and Security Engineer with expertise in healthcare IT security, HL7 data exchange, and regulatory compliance. This role is responsible for designing, implementing, and securing network infrastructure in a healthcare environment, ensuring the confidentiality, integrity, and availability of Health Information Systems (HIS) while supporting interoperability standards such as HL7, FHIR, and DICOM. The ideal candidate will have strong experience in network security, healthcare data standards, and regulatory compliance (HIPAA, HITECH, POPIA, GDPR) and will play a key role in securing electronic health records (EHRs) and clinical data exchanges both on premise and across multiple clouds.

Key Responsibilities

• Healthcare Network & Infrastructure Security: Design, implement, and maintain secure network architectures for healthcare IT environments, including hospitals, clinics, IoT and telemedicine platforms.
• Manage and secure HL7 interfaces, FHIR APIs, and data interoperability between healthcare systems (EHRs, PACS, LIS, HIS, RIS, etc.).
• Configure, maintain, and optimize firewalls, VPNs, IDS/IPS, NAC, Cloud Security and secure VLAN segmentation to ensure network security.
• Design and manage the organization SD-WAN and its policies; Implement a ZERO Trust environment.
• Establish secure data channels allowing for health data sharing and interoperability; Create secure trusts between ACRN and partner sites.
• Troubleshoot network connectivity and integration issues related to HL7 data exchange and interoperability.
• Data Security & Compliance: Implement encryption, access control, and data loss prevention (DLP) strategies to protect HIS/EHR and sensitive patient records.
• Ensure compliance with healthcare data protection regulations (HIPAA, HITECH, POPIA, GDPR, GCP, GLP, ISO 27001).
• Conduct risk assessments, vulnerability scans, and penetration testing; Develop and enforce security policies and procedures for healthcare IT infrastructure.
• Threat Management & Incident Response: Monitor SIEM solutions for suspicious activity; Respond to cyber threats, malware, ransomware, and phishing; Lead incident response and forensic investigations; Develop disaster recovery (DR) and business continuity (BC) plans.
• Manage Microsoft 365 environment security (Intune, MDM, Active Directory Online).
• Interoperability & Health Data Exchange Security: Secure messaging protocols (HL7 v2.x, HL7 v3, FHIR, DICOM, X12, CDA, IHE); Collaborate with EHR vendors, medical device manufacturers, and HIEs; Monitor API security for FHIR-based applications.
• Collaboration & Continuous Improvement: Work with healthcare IT teams, compliance officers, and clinicians; Stay updated on emerging threats in healthcare cybersecurity; Provide security awareness training.

Qualifications & Experience

• Bachelor's degree in Computer Science, Cybersecurity, Healthcare Informatics, or related field.
• 5+ years of experience in network security and IT infrastructure, preferably in a healthcare environment.
• Strong knowledge of healthcare standards and data security (HL7, FHIR, DICOM, HIPAA, HITECH, ISO 27001, POPIA).
• Hands-on experience with firewalls, VPNs, IDS/IPS, SIEM, and endpoint security solutions.
• Proficiency in Cisco, Palo Alto, Fortinet, Juniper networking and security devices.
• Experience securing EHRs, health information exchanges (HIEs), and cloud-based health platforms (AWS, Azure, Google Cloud for Healthcare).
• Strong understanding of medical device security, IoT security, and cloud security best practices.
• Knowledge of scripting and automation (Python, PowerShell, Bash) is an advantage.

Certifications (Preferred)

• CCNA Security / CCNP Security
• Certified Information Systems Security Professional (CISSP)
• Certified Ethical Hacker (CEH)
• HealthCare Information Security and Privacy Practitioner (HCISPP)
• CompTIA Security+
• Certified HL7 Specialist (optional, but a plus)

Key Competencies

• Strong problem-solving and analytical skills in network security and healthcare IT environments.
• Excellent communication skills to work effectively with technical and non-technical stakeholders.
• Ability to work under pressure in fast-paced healthcare environments with high data sensitivity.

Application

Please apply online providing a covering letter specifically highlighting how your existing skills and experiences support fulfilling the responsibilities of this role.

Note: Referrals increase your chances of interviewing at Ellison Institute of Technology Oxford.

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Overview Network and Security Engineer - Healthcare IT (ACRN) - Harare or Johannesburg Location: Harare or Johannesburg, South Africa – On site at one of these locations Hours: Full Time Reports to: Chief Technology Officer - Africa Clinical Research Network Work Environment: This position can be based in Zimbabwe or South Africa, with occasional travel to other office locations as necessary. The role may require flexible working hours to support remote teams and ensure systems are running smoothly across time zones. Job Summary We are seeking a Network and Security Engineer with expertise in healthcare IT security, HL7 data exchange, and regulatory compliance. This role is responsible for designing, implementing, and securing network infrastructure in a healthcare environment, ensuring the confidentiality, integrity, and availability of Health Information Systems (HIS) while supporting interoperability standards such as HL7, FHIR, and DICOM. The ideal candidate will have strong experience in network security, healthcare data standards, and regulatory compliance (HIPAA, HITECH, POPIA, GDPR) and will play a key role in securing electronic health records (EHRs) and clinical data exchanges both on premise and across multiple clouds. Key Responsibilities Healthcare Network & Infrastructure Security: Design, implement, and maintain secure network architectures for healthcare IT environments, including hospitals, clinics, Io T and telemedicine platforms. Manage and secure HL7 interfaces, FHIR APIs, and data interoperability between healthcare systems (EHRs, PACS, LIS, HIS, RIS, etc.). Configure, maintain, and optimize firewalls, VPNs, IDS/IPS, NAC, Cloud Security and secure VLAN segmentation to ensure network security. Design and manage the organization SD-WAN and its policies; Implement a ZERO Trust environment. Establish secure data channels allowing for health data sharing and interoperability; Create secure trusts between ACRN and partner sites. Troubleshoot network connectivity and integration issues related to HL7 data exchange and interoperability. Data Security & Compliance: Implement encryption, access control, and data loss prevention (DLP) strategies to protect HIS/EHR and sensitive patient records. Ensure compliance with healthcare data protection regulations (HIPAA, HITECH, POPIA, GDPR, GCP, GLP, ISO 27001). Conduct risk assessments, vulnerability scans, and penetration testing; Develop and enforce security policies and procedures for healthcare IT infrastructure. Threat Management & Incident Response: Monitor SIEM solutions for suspicious activity; Respond to cyber threats, malware, ransomware, and phishing; Lead incident response and forensic investigations; Develop disaster recovery (DR) and business continuity (BC) plans. Manage Microsoft 365 environment security (Intune, MDM, Active Directory Online). Interoperability & Health Data Exchange Security: Secure messaging protocols (HL7 v2.x, HL7 v3, FHIR, DICOM, X12, CDA, IHE); Collaborate with EHR vendors, medical device manufacturers, and HIEs; Monitor API security for FHIR-based applications. Collaboration & Continuous Improvement: Work with healthcare IT teams, compliance officers, and clinicians; Stay updated on emerging threats in healthcare cybersecurity; Provide security awareness training. Qualifications & Experience Bachelor's degree in Computer Science, Cybersecurity, Healthcare Informatics, or related field. 5+ years of experience in network security and IT infrastructure, preferably in a healthcare environment. Strong knowledge of healthcare standards and data security (HL7, FHIR, DICOM, HIPAA, HITECH, ISO 27001, POPIA). Hands-on experience with firewalls, VPNs, IDS/IPS, SIEM, and endpoint security solutions. Proficiency in Cisco, Palo Alto, Fortinet, Juniper networking and security devices. Experience securing EHRs, health information exchanges (HIEs), and cloud-based health platforms (AWS, Azure, Google Cloud for Healthcare). Strong understanding of medical device security, Io T security, and cloud security best practices. Knowledge of scripting and automation (Python, Power Shell, Bash) is an advantage. Certifications (Preferred) CCNA Security / CCNP Security Certified Information Systems Security Professional (CISSP) Certified Ethical Hacker (CEH) Health Care Information Security and Privacy Practitioner (HCISPP) Comp TIA Security+ Certified HL7 Specialist (optional, but a plus) Key Competencies Strong problem-solving and analytical skills in network security and healthcare IT environments. Excellent communication skills to work effectively with technical and non-technical stakeholders. Ability to work under pressure in fast-paced healthcare environments with high data sensitivity. Application Please apply online providing a covering letter specifically highlighting how your existing skills and experiences support fulfilling the responsibilities of this role. Note: Referrals increase your chances of interviewing at Ellison Institute of Technology Oxford. #J-18808-Ljbffr