5 Network Architect jobs in Johannesburg

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.
  

#J-18808-Ljbffr

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

Referrals increase your chances of interviewing at Impronics Technologies by 2x

Sign in to set job alerts for “Network Security Engineer” roles.

Kempton Park, Gauteng, South Africa 5 days ago

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

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

Networking Managed Services Engineer (L3)

Johannesburg, Gauteng, South Africa 2 days ago

Security Operations Engineer – Identify and Access Management (IAM) Specialist

Johannesburg, Gauteng, South Africa 6 days ago

VMWare ESXI Systems Engineer Specialist (OVA4508)

Midrand, Gauteng, South Africa 1 month ago

Principal Networking Managed Services Engineer

Johannesburg, Gauteng, South Africa 3 days ago

Johannesburg, Gauteng, South Africa 1 month ago

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

#J-18808-Ljbffr

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.

#J-18808-Ljbffr

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