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Quadrant Systems (Quadrant Head Office)

Chief Technology Officer at Quadrant Systems

Quadrant Systems (Quadrant Head Office)

  • R Undisclosed
  • Contract Executive position
  • Sunninghill
  • Posted 09 Apr 2026 by Quadrant Systems (Quadrant Head Office)
  • Expires in 34 days
  • Job 2636824 - Ref PSCTO
Apply Now

About the position

Role Summary

We are looking for a senior, hands-on CTO with deep expertise in Cybersecurity and Artificial Intelligence to define and execute the company's technology vision. The role focuses on building secure-by-default, AI-driven, scalable architectures and creating a long-term technical moat.

Key Responsibilities
Technology & Architecture

  • Own end-to-end technology strategy, architecture, and execution
  • Design scalable, cloud-native, microservices-based platforms
  • Drive availability, performance, and cost optimization

Cybersecurity Leadership (Core Responsibility)

  • Act as Chief Security Architect
  • Design and implement:
  • Zero Trust Architecture (ZTA)
  • Defense-in-Depth
  • Secure API & Microservices Architecture
  • Identity-centric Security (IAM, RBAC, OAuth2, OIDC)
  • Cloud Security Architecture (CSPM, CNAPP)
  • Ensure compliance with ISO 27001, SOC 2, OWASP, GDPR / DPDP
  • Lead threat modeling, incident response, penetration testing, and audits

AI / ML Strategy & Architecture

  • Define and lead the AI & ML vision
  • Architect:
  • End-to-End ML Pipelines
  • LLM-based systems (RAG, fine-tuning, agents)
  • Model serving and inference at scale
  • MLOps (CI/CD, monitoring, rollback)
  • Ensure secure and responsible AI (privacy, bias, explainability, AI security)

Engineering & Leadership

  • Build and scale high-performing engineering teams
  • Enforce strong SDLC, coding standards, and security-first culture
  • Collaborate closely with Product, Business, and Leadership

Must-Have Qualifications

  • 15+ years in software engineering & system architecture
  • Prior experience as CTO / VP Engineering / Principal Architect
  • Strong, hands-on cybersecurity background
  • Production-grade AI/ML deployment experience
  • Deep expertise in distributed systems, cloud, and DevOps

Why This Role Matters

  • Define the technology DNA of the company
  • Build a security + AI-driven competitive moat
  • High ownership with real decision-making authority

Desired Skills:

  • Cybersecurity
  • AI
  • CTO
  • API
  • Microservices
  • Cloud
  • Devops

Desired Work Experience:

  • More than 10 years

Apply Now

Quadrant Systems (Quadrant Head Office)

About the agency

K N O W Q U A D R A N T S Y S T E M S Quadrant Systems is a vibrant company based in South Africa with an international footprint - offering a range of services within the ICT and consulting sector. With the purpose of offering inter-dependent solutions for clients, we have been able to initiate innovative end-to end software business solutions for our market with constant proactive research methodologies on how to remain one of the most competitive companies within Africa, Middle East and India. With a seamless and effective approach into the market, we have been able to design business models that are ideal for companies that are looking for a reliable strategic partner whom will be able to meet their IT and consulting deliverables.Over the years we have managed to stay true to our core beliefs in order to deliver the best experiences for our clients and assuring that our final results are remarkable

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