123 Network Security jobs in Johannesburg

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.
  
  
  

• 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.
  
  
  

• Experience working with Checkpoint firewalls.
• Exposure to other enterprise security solutions.
  
  
  

• 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 Not Applicable

• Employment type Contract

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

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• 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.
  
  
  

• 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.
  
  
  

• Experience working with Checkpoint firewalls.
• Exposure to other enterprise security solutions.
  
  
  

• 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.
  

ROLE DESCRIPTION: Information security specialists focus on keeping an organisation’s data and IT infrastructure secure, which requires a diverse set of skills and responsibilities.

TASK AND RESPONSIBILITIES:

1. Conduct threat and risk analysis and analyse the business impact of new and existing systems and technologies to eliminate risk, performance, and capacity issues. Implement vulnerability assessments and configure audits of operating systems, web servers, databases, and detect patterns, insecure features, and malicious activities in the infrastructure.
2. Perform research, testing, evaluating, and deployment of security technology and procedures.
3. Run diagnostics on any changes to data to verify any undetected breaches.
4. Develop custom systems for specialized security features and procedures for software systems, networks, data centres, and hardware.
5. Develop and implement information security standards, guidelines, and procedures.
6. Keep current with new intrusion methods and develop protection plans. Have an in-depth understanding of vulnerabilities, management systems, and common security applications.
7. Conduct counteractive protocols and report incidents. Offer customized risk ratings for vulnerabilities based on company policies and maintain IT security controls documentation.
8. Provide customized security assessments, implement security policies, design security training materials, organize training sessions, provide technical support, and communicate security policies and procedures.

FUNCTIONAL KNOWLEDGE:

Contribute to strategy formulation & execution; business requirement analysis; Incident Management and Response; Business Threat Identification and Communication; Information Risk Assessment and Management; Regulatory and Legal Frameworks; Change Management and Change Risk; GRC and Security Standards, Policies and Practices; Information Risks within Systems and IT Architecture; Information Risks within people and processes; Infrastructure Risks to business delivery; Enterprise and Security Architecture; Operational Security Practices and Management; Information Security Awareness.

• NQF 7 Bachelor's degree in Cybersecurity or a related area, such as computer science or related fields.

• 5 - 6 years or more practical experience in IT and Information Security Governance, of which must include at least 3 years in an active Information Risk management role.

Join to apply for the Cyber Security Specialist role at ExecutivePlacements.com - The JOB Portal

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SUMMARY:

Psybergate is an IT company that builds bespoke software solutions and provides highly skilled resources to its clients.

Cyber Security Specialist

Recruiter:

Penny The Recruiter

Job Ref:

PR /RN

Date posted:

Tuesday, June 24, 2025

Location:

Midrand, South Africa

Salary:

Monthly

SUMMARY:

Psybergate is an IT company that builds bespoke software solutions and provides highly skilled resources to its clients.

We are looking for a Cybersecurity Engineer to join our client based in JHB North.

An established AWS-driven technology solutions company is looking for a Cybersecurity Engineer who thrives in both technical execution and client-facing engagement. If you’re passionate about cloud security and enjoy designing and deploying secure environments for real clients, this role is for you. This is a 6-month Contract with the view to go perm.

POSITION INFO:

What you will be doing:

• Collaborate with the sales team as the technical security expert during pre-sales engagements.
• Conduct client workshops, requirements gathering, and security assessments.
• Design, present, and implement cloud-based security architectures on AWS.
• Configure and deploy AWS security services.
• Stay updated with AWS security trends and contribute to continuous improvement of offerings.
  
  

• 6+ years in IT security, with recent experience in cloud (AWS) security.
• Strong experience with AWS-native tools
• Familiarity with security benchmarks and frameworks (CIS, NIST, ISO 27001, etc.).
  
  

• Prior experience supporting pre-sales or working in a client-facing tech role.
• Excellent ability to explain technical solutions to both technical and non-technical audiences.
• Skilled in preparing diagrams, proposals, or solution documentation.
  
  

• AWS Security Specialty certification is a strong advantage.
• Other relevant certs like Security+, CEH, CISSP, etc. will be considered.
  
  

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Engineering and Information Technology
• Industries Advertising Services

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Minimum of 3 years tertiary qualification in Information Technology/Engineering

CISSP / CISM / CGEIT certification (one of)

SABSA, Cloud Security and/or TOGAF qualification will be an advantage

Business analysis/architecture qualifications

Other qualifications (CompTIA Security+, ITIL, COBIT) are an advantage

Experience

• Minimum of 3+ years of relevant work experience in Information Security
• Experience in designing and implementing cybersecurity systems architectures
• Experience in managing and implementing large-scale security projects
• Advanced working understanding of the information technology environment of a telecom company
• Understanding of security infrastructure in Public and Private Cloud, e.g., virtual network infrastructure, hybrid IaaS/PaaS/SaaS solutions
• Other security experience such as NAC, Cisco ISE, CASB Solution Netskope, Web security technologies, architecture, operations, GRC, OWASP, etc.
• Able to provide the Project and existing Security teams the necessary guidance to build policies, standards, risks, and controls frameworks that meet MTN Group and operational requirements of the business
• Good experience in security architecture design in Cloud and on-prem
• Design and implementation of NGFW PA/Fortinet/IoT/Endpoint protection/multi-factor authentication
• Understanding of authentication and authorization technologies (SAML, LDAP, PKI, etc.) and other IAM technologies
• Understanding of the implementation, operation, and maintenance of SIEM, boundary protection technologies (firewalls, mail gateways), Antivirus, AD security products
• Knowledge of web application architectures

CV should have keywords :

• Threat assessment
• IAM tools
• Evaluate and oversee the security of outsourced / third-party technologies and hosting environments to ensure they provide adequate protection for the processing, transmission, and storage of MTN’s information: − Implement reference architecture for integrating with third parties and partners − Implement mechanisms for vetting and implementing integration with cloud providers − Develop and implement architectural and development standards for third party technologies

Experience in designing and implementing cybersecurity systems architectures.

• Mid-Senior level

• Contract

• Consulting, Information Technology, and Human Resources
• Industries: Software Development and Industrial Machinery Manufacturing

Principal Specialist Cyber Security Networks
Location: Midrand
Duration: 6 months
Role purpose
:

• 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 alignment with regulatory requirements.
• Provide leadership and mentorship to junior team members, fostering innovation and ensuring effective execution of security controls.

Key Accountabilities

• Lead Security Implementation
• Drive the design and execution of cyber security implementations for mobile, fixed, satellite, cloud, and IoT networks, ensuring resilience against sophisticated threats.
• Direct Workstream Delivery
• Manage the end-to-end delivery of key security initiatives for Enterprise domains
• Enterprise CPE, Core Network, Network Management Systems, Office Connectivity,
• Cyber Security Controls - Monitoring & Analytics, and Measurement & Assurance
• covering scope definition, design, deployment, and performance review to prevent lateral attack movement.
• Cyber Risk and Compliance Management
• Conduct targeted risk assessments and apply security controls to address vulnerabilities across network infrastructure, maintaining compliance with ISO 27001, NIST, and applicable regulatory frameworks.

Core competencies, knowledge, and experience:

• Matric / Grade 12 essential
• 3 year DegreeRelevant tertiary qualification in Information technology
• 8+ years of experience in Cyber Security role where you meet business deliverables for Enterprise/IP Networks
• Strong understanding of cyber risk management and security frameworks, such as NIST, ISO 27001, and CIS Controls.
• Strong knowledge of Enterprise/Fixed networks
• Excellent problem-solving skills, with the ability to identify and analyse complex issues
• Strong communication skills, both written and verbal
• Ability to work collaboratively with cross functional teams and stakeholders
• Strong leadership skills, with the ability to lead and manage teams effectively
• Strong organizational skills, with the ability to manage multiple tasks and priorities
• Monitoring and Assurance Enhancement
• Implement sustainable processes for near real-time threat detection and continuous security posture assessment, integrating monitoring tools such as SIEM and NetFlow, and ensuring second-line assurance to validate control effectiveness.
• Leadership and Capability Development
• Provide guidance and mentorship to junior cyber security professionals, fostering a culture of innovation, collaboration, and excellence to ensure effective security control execution in line with strategic and operational goals.

Desired

• An industry certification e.g. ISO 27001 Lead practitioner, CCIE(Security), CCSP CGEIT, CRISC, CISA, CISM and CISSP/CSSP is strongly preferred