61 Network Engineering jobs in Johannesburg

• Projects & Implementation (35%) Lead network infrastructure projects, coordinate timelines, and evaluate new technologies
• Reporting & Documentation (10%) Generate network performance reports, maintain technical documentation, and create standard operating procedures
• Critical Issue Management (15%) Respond to priority incidents, manage escalations, conduct root cause analysis, and participate in incident response
• Stakeholder Management (10%) Maintain vendor relationships, collaborate with business units, and negotiate technical specification
• Technical Support & Knowledge Transfer (20%) Implement and configure security protocols, provide technical support, troubleshoot issues, mentor team members, and stay current with updates
• Maintenance (10%) Perform daily network health checks, execute routine maintenance, monitor performance, and maintain documentation

• Certifications & Experience: CCNA certification, entry-level PaloAlto qualification, and 4+ years of network and firewall management
• Technical Skills : LAN understanding, WiFi and switching management, PaloAlto firewall configuration, multi-vendor network troubleshooting, and core networking protocols.
• Preferred Skills: VeloCloud SD-WAN management, Cisco certification, server technology expertise, cloud platforms knowledge, and network monitoring tools.
• Professional Skills: Adaptability, analytical and problem-solving capabilities, excellent communication, and strong documentation skills.

• CCNP Enterprise
• PaloAlto PCNSE, PCNSA, PCCSA certification
• CompTIA Security+ or equivalent security certifications
• Cloud certifications (AWS, Azure, or Google Cloud

• Enterprise network design and implementation
• Multi-vendor environment management
• Security incident response and forensics
• Network automation and scripting (Python, PowerShell)
• SIEM and security monitoring tools

• Previous experience in vendor management or procurement
• Background in cybersecurity or information security
• Experience with enterprise monitoring and management tools
• Project management experience with network implementations

• Position requires ability to work independently and make autonomous decisions
• Occasional after-hours support during incidents or maintenance windows required
• Regular interaction with external vendors and internal stakeholders
• Some travel may be required for vendor meetings, training, or site visits
• On-call rotation participation for critical infrastructure support

Are you a highly motivated security specialist with hands-on Fortinet experience looking for your next big challenge?

Our client is building a dynamic, energetic team and needs YOU to help secure cutting-edge networks!

1. Configure & manage top security tech (Fortinet-focused) - Project Management experience is a must!
2. Respond to security alerts & analyze reports
3. Keep systems updated & patched

1. 3-5+ years in network security engineering
2. 2+ years hands-on experience with Fortinet products (mandatory)
3. Relevant IT security qualifications (Fortinet certs preferred)
4. Strong communication, problem-solving & attention to detail

Salary: Negotiable based on experience

Only applicants with the required experience will be considered. Ready to level up your career?

Network and Security Engineer JOHANNESBURG NORTH

JHB North, Johannesburg – Gauteng

Network and Security Engineer

Paterson Grade : D-Upper

12 Month Contract Position

Key performance areas :

Overall cybersecurity compliance, management, and training throughout the organization.

Ensures that data integrity, and that information is kept accurate and consistent unless authorized access.

Managing and monitoring all installed systems and infrastructure.

Organization-wide cybersecurity and related document, process, and record management to ensure that systems and products are safe / secure and effective.

Installing, configuring, testing, and maintaining operating systems, application software and system management tools.

Ensuring the highest levels of systems and infrastructure availability.

Proposes design enhancements, capacity changes, contingency and recovery.

Arrangements as required to ensure that service targets are met within the organisation’s planned budget.

Ensures the investigation and diagnosis of operational incidents.

Resolve such incidents, including any capacity and availability management issues to maintain overall performance.

Acts as the technical lead on projects relating to security, data, and voice network management.

Provides advice and guidance on the design and development of new and changed systems to optimize operational efficiency.

Ensures that appropriate software and specialist monitoring tools are used to maintain awareness and control of hardware and software.

Monitors exceptional incidents and conducts or initiates investigations on system performance.

Proposes and implements consequent improvements working towards industry top benchmark targets.

Coach and monitor junior engineers, setting standards of performance and objectives (both collective and individual) in line with service objectives, provides direction and support to all team members ensuring that the highest professional standards are observed.

Monitor and test application and network performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes.

Competencies, Knowledge, and Skills :

Knowledge of NIST and other security related frameworks.

Documentation (both process documentation and records management).

Broad knowledge of hardware, networking cyber security, vulnerability management and cloud migration.

In-depth understanding of infrastructure and network architecture and design.

Working knowledge on end points security solutions (firewalls, anti-virus, and network vulnerability assessments

Access control systems

Incidents detection and management.

Excellent analytical and problem-solving skills.

Strong Troubleshooting / problem-solving ability.

Understanding of virtual environments and containers.

Extensive understanding of Networks switching and routing as well as Voice technologies SIP and SBS’s.

Extensive understanding of firewalls, IPS, ACLS, DLP and vulnerability assessment.

Understanding of Enterprise Linus and Windows servers and services.

Experience with monitoring systems.

Experience with automation software.

Minimum Requirements :

Relevant Degree / National Diploma in Information Technology / Computer Science / Information Systems or equivalent

3-4 year’s experience in ICT security : (ie : 4 Years senior systems engineer experience / 3 years as a team lead / 2 Years’ senior security engineer experience / 2 Years’ senior data engineer experience / 2 Years’ senior voice engineer experience)

Certificate or equivalent in Information / IT Security such as CISSP, SISM, CCSP. ITIL would serve as an added advantage.

Closing Date : 6 March 2024

Should you not hear from us within 14 days of the closing date, please consider your application unsuccessful.

Network Engineer • JHB North, Johannesburg - Gauteng

1 month ago Be among the first 25 applicants

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

Our Mission:

The African Clinical Research Network (ACRN) is an African-led and African-driven clinical research organisation. Our work not only promotes and supports a vibrant life sciences ecosystem but also profoundly impacts Africa's health and economic development. By facilitating sustainable, innovative, collaborative, and community-oriented research, ACRN is poised to transform healthcare and improve lives across Africa, inspiring a new era of clinical research.

We provide high-quality data, harmonise regulatory processes to improve timelines, support capacity building within the existing ethics and regulatory systems, and enhance community trust and research participation. These are some of the first key steps to making Africa more competitive in the global life sciences industry, a goal we are proud to contribute to.

The ACRN drives clinical research excellence by connecting researchers to opportunities, enhancing research capacity in existing facilities, implementing high-quality trials and research, and leveraging a robust digital infrastructure.

We are committed to fostering the community's understanding of research. Through our community engagement network, we significantly increase stakeholder buy-in of clinical results, thereby enhancing the transparency and credibility of our research.

Job Summary:

We are seeking a Network and Security Engineer with expertise in healthcare IT security, HL7 data exchange, and compliance with healthcare regulations. 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

Creating secure trusts between ACRN and its 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 to identify security gaps and implement remediation strategies.

Develop and enforce security policies and procedures for healthcare IT infrastructure.

Threat Management & Incident Response

Monitor SIEM (Security Information & Event Management) solutions for suspicious activity and potential security incidents.

Respond to cyber threats, malware, ransomware, and phishing attacks, and implement mitigation strategies.

Lead incident response and forensic investigations for security breaches affecting healthcare data.

Develop disaster recovery (DR) and business continuity (BC) plans to ensure minimal downtime in case of security incidents.

Manage Microsoft 365 environment security for all tools in the stack including Intune policies MDM, and Active directory online.

Interoperability & Health Data Exchange Security

Secure healthcare messaging protocols (HL7 v2.x, HL7 v3, FHIR, DICOM, X12, CDA, IHE).

Collaborate with EHR vendors, medical device manufacturers, and health information exchanges (HIEs) to ensure secure data exchange.

Monitor API security for FHIR-based applications and healthcare integrations.

Collaboration & Continuous Improvement

Work closely with healthcare IT teams, compliance officers, and clinicians to ensure secure and efficient IT operations.

Stay updated on emerging threats in healthcare cybersecurity, including medical device security, IoT threats, and cloud-based risks.

Provide security awareness training for healthcare staff to prevent insider threats and human error-based breaches.

Qualifications & Experience:

Bachelor's degree in Computer Science, Cybersecurity, Healthcare Informatics, or a 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.

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.

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

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Other
• Industries IT Services and IT Consulting

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