Senior DevSecOps Engineer

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software. We also assist millions of people to realize their financial goals and help them save time and money.

We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more industry segments.

We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index company listed on the London Stock Exchange (EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at

Experian Consumer Services – Careers That Define "The Next Big (Data) Thing" for Consumers

What could be more exciting – personally and professionally – than being part of a "disruptive" business? Consider taking your career to the next level by joining the Leader that continues to disrupt the competition. As the "disruptor" and market leader, we pride ourselves on building new markets, leading the pack through continuous evolution and innovation. It's a position Experian Consumer Services has enjoyed for more than a decade, and we're always looking for the talent that can help expand that lead.

When you're the leader, it's always urgent, important, and market-changing. We think that defines the true "disruptive" business. Join us and create some chaos for the competition.

Position Overview: The Senior DevSecOps Engineer is a hands-on technical position responsible for architecting and implementing AWS cloud infrastructure security controls and automation processes. This role will work directly with security architecture teams to enhance security posture through automation and infrastructure as code.

Key Responsibilities:

• Design and implement secure AWS architectures for compute, container, and serverless platforms, ensuring robust security controls and compliance.
• Build and maintain automation frameworks for security controls and compliance using Python, enhancing efficiency and reducing manual intervention.
• Develop and manage IAM frameworks and permission boundaries to enforce least privilege access and secure identity management.
• Implement secure CI/CD pipelines with integrated security controls, leveraging tools like Jenkins and GitLab for automated security testing.
• Create and maintain AMI vending machine with security baseline configurations, ensuring consistent and secure deployment of instances.
• Manage container security controls for ECS/EKS environments, including vulnerability scanning and runtime security.
• Implement data security controls for S3, DynamoDB, and RDS, focusing on encryption, access management, and monitoring.
• Ensure compliance with PCI-DSS, SOC2, and internal security standards through continuous monitoring and automated validation.

Technical Environment:

• AWS Core Services (EC2, Lambda, ECS/EKS, S3, DynamoDB) with a focus on secure configurations and best practices.
• Infrastructure as Code (Terraform, CloudFormation) for automated and repeatable deployments.
• Python automation frameworks for scripting and automating security tasks.
• CI/CD tools (Jenkins, GitLab) for automated build, test, and deployment processes with integrated security controls.
• Container platforms (Docker, Kubernetes) with a focus on security and orchestration.
• Linux systems administration for managing and securing server environments.
• Network security controls to protect against external and internal threats.
• Data encryption and key management to ensure the confidentiality and integrity of sensitive information.

• 8+ years of experience in Cloud Security/DevOps roles.
• Strong Python programming background.
• Deep AWS services knowledge and implementation experience.
• Expertise in infrastructure automation and security.
• Experience with container orchestration and security.
• Understanding of compliance frameworks.
• Bachelor's degree in Computer Science or equivalent experience.

Our uniqueness is that we celebrate yours. Experian's culture and people are important differentiators. We take our people agenda very seriously and focus on what matters; DEI, work/life balance, development, authenticity, collaboration, wellness, reward & recognition, volunteering... the list goes on. Experian's people first approach is award-winning; World's Best Workplaces 2024 (Fortune Top 25), Great Place To Work in 24 countries, and Glassdoor Best Places to Work 2024 to name a few. Check out Experian Life on social or our Careers Site to understand why.

Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part of Experian's DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, colour, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

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