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Cybersecurity Specialist

2 weeks ago

Johannesburg, Gauteng, South Africa Ellison Institute of Technology Oxford Full time
Job Summary

We are seeking a highly skilled Cybersecurity Specialist to join our team at the Ellison Institute of Technology Oxford. The successful candidate will be 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.

Key Responsibilities:
  1. Design, implement, and maintain secure network architectures for healthcare IT environments, including hospitals, clinics, IoT and telemedicine platforms.
  2. Manage and secure HL7 interfaces, FHIR APIs, and data interoperability between healthcare systems (EHRs, PACS, LIS, HIS, RIS, etc.).
  3. Configure, maintain, and optimize firewalls, VPNs, IDS/IPS, NAC, Cloud Security and secure VLAN segmentation to ensure network security.
  4. Design and manage the organization SD-Wan and its policies.
  5. Implement a ZERO Trust environment.
  6. Establish secure data channels allowing for health data sharing and interoperability.
  7. Troubleshoot network connectivity and integration issues related to HL7 data exchange and interoperability.

Data Security & Compliance:
  1. Implement encryption, access control, and data loss prevention (DLP) strategies to protect HIS/EHR and sensitive patient records.
  2. Ensure compliance with healthcare data protection regulations (HIPAA, HITECH, POPIA, GDPR, GCP, GLP, ISO 27001).
  3. Conduct risk assessments, vulnerability scans, and penetration testing to identify security gaps and implement remediation strategies.
  4. Develop and enforce security policies and procedures for healthcare IT infrastructure.

Threat Management & Incident Response:
  1. Monitor SIEM (Security Information & Event Management) solutions for suspicious activity and potential security incidents.
  2. Respond to cyber threats, malware, ransomware, and phishing attacks, and implement mitigation strategies.
  3. Lead incident response and forensic investigations for security breaches affecting healthcare data.
  4. Develop disaster recovery (DR) and business continuity (BC) plans to ensure minimal downtime in case of security incidents.

Interoperability & Health Data Exchange Security:
  1. Secure healthcare messaging protocols (HL7 v2.x, HL7 v3, FHIR, DICOM, X12, CDA, IHE).
  2. Collaborate with EHR vendors, medical device manufacturers, and health information exchanges (HIEs) to ensure secure data exchange.
  3. Monitor API security for FHIR-based applications and healthcare integrations.

Collaboration & Continuous Improvement:
  1. Work closely with healthcare IT teams, compliance officers, and clinicians to ensure secure and efficient IT operations.
  2. Stay updated on emerging threats in healthcare cybersecurity, including medical device security, IoT threats, and cloud-based risks.
  3. Provide security awareness training for healthcare staff to prevent insider threats and human error-based breaches.

Qualifications & Experience:
  1. Bachelor's degree in Computer Science, Cybersecurity, Healthcare Informatics, or a related field.
  2. 5+ years of experience in network security and IT infrastructure, preferably in a healthcare environment.
  3. Strong knowledge of healthcare standards and data security (HL7, FHIR, DICOM, HIPAA, HITECH, ISO 27001, POPIA).
  4. Hands-on experience with firewalls, VPNs, IDS/IPS, SIEM, and endpoint security solutions.
  5. Proficiency in Cisco, Palo Alto, Fortinet, Juniper networking and security devices.
  6. Experience securing EHRs, health information exchanges (HIEs), and cloud-based health platforms (AWS, Azure, Google Cloud for Healthcare).
  7. Strong understanding of medical device security, IoT security, and cloud security best practices.
  8. Knowledge of scripting and automation (Python, PowerShell, Bash) is an advantage.

Certifications (Preferred):
  1. CCNA Security / CCNP Security
  2. Certified Information Systems Security Professional (CISSP)
  3. Certified Ethical Hacker (CEH)
  4. HealthCare Information Security and Privacy Practitioner (HCISPP)
  5. CompTIA Security+
  6. Certified HL7 Specialist (optional, but a plus)

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

About Us
The Ellison Institute of Technology Oxford is a leading research institution dedicated to advancing the field of technology and innovation. We believe in fostering a collaborative and inclusive environment where our employees can thrive and grow. As a member of our team, you will have the opportunity to work with talented professionals who share your passion for making a meaningful impact.

How to Apply
If you are a motivated and experienced professional looking for a new challenge, please submit your application, including a covering letter specifically highlighting how your existing skills and experiences support fulfilling the responsibilities of this role.