Cyber Security Engineer Specialist Senior

Railz

Railz

South Africa · Gauteng, South Africa · Sandton, South Africa · Sandston, VA, USA
Posted on Dec 3, 2025

Position Type :

Full time

Type Of Hire :

Experienced (relevant combo of work and education)

Education Desired :

Bachelor of Computer Engineering

Are you curious, motivated, and forward-thinking? At FIS you’ll have the opportunity to work on some of the most challenging and relevant issues in financial services and technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate and above all fun.

About the team

We're seeking a Senior Cyber Security Engineer, specializing in Cloud Security to play a crucial role within the Security Department. This position is responsible for designing, implementing and maintaining security controls across multi-cloud environments. The ideal candidate will have strong hands-on experience securing cloud infrastructure and applications, partnering closely with engineering and development teams to embed security into cloud-native architectures while balancing risk, scalability, and business needs. This role requires a combination of technical skills, problem-solving aptitude, and cybersecurity expertise.

What you will be doing

  • Design, implement, and continuously improve cloud security solutions and architectures across multi-cloud environments.
  • Develop and maintain cloud security reference architectures and operational runbooks.
  • Author Infrastructure-as-Code templates with security guardrails for multi-cloud infrastructure.
  • Automate the provisioning and configuration of security resources in the cloud environment.
  • Collaborate with cross-functional teams to integrate security into the development lifecycle.
  • Lead cloud security risk assessments and threat modelling for new and existing cloud services.
  • Continuously analyze and strengthen security posture across the multi-cloud infrastructure.
  • Monitor cloud environments for security misconfigurations, vulnerabilities, and threats using native and third-party security tools.
  • Implement automated monitoring, logging, and alerting solutions to detect and respond to potential vulnerabilities and threats.
  • Respond to and support investigation of cloud security incidents, including root-cause analysis and remediation.
  • Define and enforce cloud security best practices, including Identity and Access Management (IAM), network security, encryption, logging, and monitoring.
  • Ensure cloud environments comply with internal security policies and external regulatory requirements (e.g., SOC 2, PCI, ISO 27001).
  • Perform regular audits and assessments of IAM policies, roles, and permissions to maintain a secure least-privilege model.
  • Stay current on emerging cloud security threats, platform features, and defensive techniques.
  • Proactively recommend improvements based on industry trends and evolving technologies.
  • Provide strategic guidance and technical leadership on security best practices.
  • Identify and deliver enterprise-wide security initiatives, standardizing security processes and protocols across the organization.
  • Guide remediation efforts and security rollouts enterprise wide.
  • Be a champion and advocate of cybersecurity within the company.

What you bring:

  • 12+ years of experience in information security, with at least 7 years focusing on cloud security.
  • Deep understanding of cloud security services and best practices.
  • Proficiency in Infrastructure-as-Code tools like Terraform, CloudFormation and Ansible.
  • Working knowledge of CI/CD pipelines with GitHub Actions, Jenkins, etc.
  • Proficiency in using version control systems, particularly GitHub, including experience with branching, merging, and handling pull requests (PRs).
  • Possess extensive knowledge across multiple security domains, such as DevSecOps, Vulnerability Management, Container security, Data protection, Identity and Access management, and Threat Intelligence. Capable of integrating cross-domain security strategies to deliver robust protection against diverse cybersecurity threats.
  • Knowledge of compliance standards: SOC2, ISO 27001, ISO 27701, CSA CCM, NIST CSF, NIST 800-53, US Data Privacy, and GDPR.
  • Strong communication and leadership skills, with the ability to collaborate effectively with diverse teams.
  • Familiarity with DevOps and Agile methodologies.

Added bonus if you have (not mandatory):

  • CCSP - Certified Cloud Security Professional
  • CISSP - Certified Information Systems Security Professional
  • AWS Certified Solutions Architect Associate / Professional
  • AWS Certified Security Specialty
  • AWS Certified DevOps Engineer

What we offer you

  • A multifaceted job with a high degree of responsibility and a broad spectrum of opportunities
  • A broad range of professional education and personal development possibilities – FIS is your final career step!
  • A competitive salary and benefits
  • A variety of career development tools, resources and opportunities
  • The chance to work on some of the most challenging, relevant issues in financial services & technology.

Privacy Statement

FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.

Sourcing Model

Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.

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