Cyber Security Engineer - OT DevOps Cloud Security Senior

About the Role

At EY, we’re all in to shape your future with confidence. Join EY and help build a better working world as a Cyber Security Engineer - OT DevOps Cloud Security Senior. In this role, you will be responsible for creating and maintaining hardened VM images in AWS and Azure environments.

Key Responsibilities

• Develop and maintain secure VM images through automation and scripting.
• Implement CI/CD pipelines for efficient image deployment.
• Design and execute end-to-end automation workflows for image creation, validation, testing, and deployment.
• Create and maintain detailed documentation including runbooks and hardening guides.
• Conduct OS hardening for multiple operating systems.
• Debug code and troubleshoot pipeline, OS, and deployment issues.
• Build and manage automated patching mechanisms for Linux and Windows.
• Apply CIS L1/L2 frameworks to remediate vulnerabilities automatically.
• Support audits and compliance reviews by providing evidence and reports.
• Collaborate with cloud infrastructure, architecture, and security teams.

Required Skills & Experience

The ideal candidate has a minimum of 5 years of overall IT experience, specializing in image hardening (3+ years), application development in Python (2+ years), and programming with Terraform. Experience with Azure DevOps, Ansible, Packer, and managing multi-cloud environments (AWS, Azure, GCP) is essential. Proficiency in scripting languages such as Python, PowerShell, and Bash, along with deep knowledge of CIS Benchmarks and OS hardening, is required.

Key skills/competency

• Cyber Security
• Cloud Security
• DevOps
• OT Security
• Automation
• CI/CD
• OS Hardening
• Scripting
• Terraform
• Compliance