Senior Control Assurance Assessor

Company Description

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 experianplc.com.

Description

What you'll do

As a Senior Control Assurance Assessor, you will be part of a team responsible for evaluating and testing the effectiveness of security controls both on-premise and in the cloud, to ensure they are robustly designed and effectively implemented to safeguard Experian's assets. You will conduct assurance activities to assess control design, performance, and compliance with industry standards and regulatory requirements.

You will identify control gaps, documenting findings, and providing recommendations for improvements to mitigate risks. You will be required to leverage data-driven testing techniques and follow a defined testing methodology, collaborating with stakeholders to ensure that controls are fit for purpose, in response to emerging risks and regulatory changes.

Responsibilities

• Conduct security control assessments, using documented control activities (where they exist) and regulatory requirements as directed.
• Develop and execute test plans, test cases, and procedures, using data from security tools to capture evidence.
• Use queries and dashboards to identify potential control failures as part of the control testing process.
• Ensure the accuracy and timely completion of control testing, providing peer review where necessary.
• Document findings, including root cause analysis and applicable recommendations for remediation.
• Function as the primary liaison with business stakeholders, delivering clear progress updates and results.
• Contribute lessons learned by integrating stakeholder feedback to continuously improve the control testing program.

Qualifications

• Bachelor's degree in computer science, management information systems, relevant field, or equivalent demonstrable experience.
• Advanced English proficiency.
• 3+ years' experience performing IT Audit or security control testing.
• 5+ years' of experience in Information Security or Information Technology.
• Professional certification such as CISA, CISM, CISSP, ISO 27001 Lead Auditor, or equivalent.
• Familiarity with industry standards and frameworks e.g., NIST 800-53, ISO 27001/27002, CIS Controls, COBIT.
• Experience with control testing methodologies, risk assessments, and auditing tools. Familiarity with IT systems, and cybersecurity practices and domains.

Additional Information

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 and 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.

Client-provided location(s): Flexible / Remote, Alajuela, Costa Rica

Job ID: Experian-744000110044735

Employment Type: FULL_TIME

Posted: 2026-02-19T18:36:25