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Cyber Security Specialist

Cyber Security Specialist

Smart4 EnergyCity of Johannesburg Metropolitan Municipality, Gauteng, South Africa
1 day ago
Job description

Overview

Our client is seeking an experienced Cyber Security Specialist to lead advanced security initiatives across enterprise, fixed, and IP networks. This is a high-impact role, protecting mission-critical systems while shaping the future of cyber security across multiple markets.

This is a 6-month renewable contract role

Responsibilities

  • Lead the design, development, and implementation of advanced cyber security controls across mobile, fixed, cloud, satellite, and IoT environments.
  • Ensure compliance with ISO 27001, NIST, CIS Controls and other security frameworks through robust governance processes.
  • Drive network hardening and cyber security controls across Customer Premise Equipment (CPE), PE devices, and core network equipment.
  • Oversee SIEM and NetFlow-based monitoring, enhancing real-time attack detection and response.
  • Deliver risk assessments, stakeholder engagement, and project delivery in alignment with regulatory requirements.
  • Mentor and guide junior engineers, building high-performing technical teams.
  • Define and monitor cyber security KRIs and KPIs, ensuring continuous improvement and compliance.
  • Strong knowledge of Enterprise & Fixed networks.
  • Excellent problem-solving and analytical ability for complex issues.
  • Strong communication skills (verbal and written).
  • Proven leadership ability to manage and inspire teams.
  • Strategic thinker with the ability to drive change.
  • Highly organised, with the ability to manage multiple tasks and priorities.
  • Ability to collaborate effectively with cross-functional teams and stakeholders.

Qualifications & Certifications

  • Matric / Grade 12 (essential).
  • Bachelor’s Degree / relevant tertiary qualification in Information Technology.
  • Industry certifications strongly preferred : ISO 27001 Lead Practitioner, CCIE (Security), CCSP, CGEIT, CRISC, CISA, CISM, CISSP / CSSP.
  • 95% compliance with Customer Cyber Security Network Control requirements (Hardening & CPE).
  • 100% compliance for CPE, PE, and core network equipment patching / hardening, validated via quarterly security audits.
  • 90% success rate in real-time attack detection and containment (via SIEM & NetFlow).
  • 90% accuracy in first-line security posture measurements and second-line assurance validations (per Hardening KRI reporting).
  • Seniorities & Employment

  • Seniority level : Mid-Senior level
  • Employment type : Contract
  • Job function : Information Technology
  • Industries : Telecommunications
  • Note : This description excludes non-relevant postings and boilerplate content. EEO statements and legally required disclosures remain included as applicable.

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    Security Specialist • City of Johannesburg Metropolitan Municipality, Gauteng, South Africa