Security Engineer
Job Description
Security Engineer
Thomson Reuters is building a dedicated security engineering capability to help secure its global technology estate. As a Security Engineer within the Service Management & Transformation Team, you will play a hands-on role in implementing and maintaining security controls across applications, cloud platforms, and infrastructure environments spanning on-premises data centers and major cloud providers.
This role focuses on executing security initiatives, including patch management, system hardening, vulnerability remediation, cloud security improvements, and infrastructure protection. You will collaborate closely with senior security engineers, technical leads, platform teams, and application teams to deliver secure, scalable, and compliant solutions while enhancing your expertise across application, cloud, and infrastructure security.
Key Responsibilities
Execute security remediation activities across applications, cloud environments, and infrastructure platforms.
Apply security patches, upgrade application and open-source dependencies, and remediate vulnerabilities identified through security assessments.
Implement operating system and cloud hardening standards, security guardrails, web application firewall (WAF) rules, and network isolation controls.
Review, validate, and implement pull requests generated through AI-powered SAST (Static Application Security Testing) and SCA (Software Composition Analysis) tools.
Coordinate with application teams to perform regression testing and validate successful remediation of security issues.
Support enterprise patching cycles, golden image refreshes, and software lifecycle management initiatives.
Remove outdated, unsupported, and unused software from server and infrastructure environments.
Follow established security runbooks, processes, standards, and risk-based prioritization frameworks.
Track remediation activities from assignment through verification and closure, escalating blockers when necessary.
Collaborate with global application, engineering, and platform teams to plan, implement, and validate security changes.
Continuously develop technical expertise in application, cloud, infrastructure, and cybersecurity domains.
Required Qualifications
Bachelor's degree in Computer Science, Information Security, Information Technology, or a related field, or equivalent practical experience.
Minimum 3 years of experience in Security Engineering, Software Development, Systems Administration, DevSecOps, or a related technical discipline.
Hands-on experience with one or more of the following:
Security patching and vulnerability remediation
System and cloud configuration hardening
Identity and access management controls
Network security controls
Scripting and automation
Experience working with at least one major cloud platform such as AWS, Azure, GCP, or OCI.
Fundamental understanding of cybersecurity principles, security controls, and common vulnerabilities.
Knowledge of vulnerability severity and risk assessment methodologies such as CVSS.
Ability to follow defined processes, standards, and operational runbooks.
Strong problem-solving, communication, and collaboration skills.
High attention to detail and accountability for delivering quality outcomes.
Preferred Qualifications
Experience working across both cloud and on-premises infrastructure environments.
Exposure to DevSecOps practices and automated security tooling.
Familiarity with AI-assisted security remediation and automated code review processes.
Knowledge of security frameworks, vulnerability management programs, and risk-based remediation approaches.
Understanding of CISA Known Exploited Vulnerabilities (KEV) and EPSS (Exploit Prediction Scoring System) methodologies.
Experience implementing Web Application Firewall (WAF), network segmentation, and cloud-native security controls.
Exposure to secure software development practices and application security testing tools.
Ability to work effectively in a globally distributed team environment.
Strong desire to build a long-term career in cybersecurity and security engineering.
What’s in it For You?
Hybrid Work Model: We’ve adopted a flexible hybrid working environment (2-3 days a week in the office depending on the role) for our office-based roles while delivering a seamless experience that is digitally and physically connected.
Flexibility & Work-Life Balance: Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities, whether caring for family, giving back to the community, or finding time to refresh and reset. This builds upon our flexible work arrangements, including work from anywhere for up to 8 weeks per year, empowering employees to achieve a better work-life balance.
Career Development and Growth: By fostering a culture of continuous learning and skill development, we prepare our talent to tackle tomorrow’s challenges and deliver real-world solutions. Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow, lead, and thrive in an AI-enabled future.
Industry Competitive Benefits: We offer comprehensive benefit plans to include flexible vacation, two company-wide Mental Health Days off, access to the Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for mental, physical, and financial wellbeing.
Culture: Globally recognized, award-winning reputation for inclusion and belonging, flexibility, work-life balance, and more. We live by our values: Obsess over our Customers, Compete to Win, Challenge (Y)our Thinking, Act Fast / Learn Fast, and Stronger Together.
Social Impact: Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives.
Making a Real-World Impact: We are one of the few companies globally that helps its customers pursue justice, truth, and transparency. Together, with the professionals and institutions we serve, we help uphold the rule of law, turn the wheels of commerce, catch bad actors, report the facts, and provide trusted, unbiased information to people all over the world.
About Us
Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is a world leading provider of trusted journalism and news.
We are powered by the talents of 26,000 employees across more than 70 countries, where everyone has a chance to contribute and grow professionally in flexible work environments. At a time when objectivity, accuracy, fairness, and transparency are under attack, we consider it our duty to pursue them. Sound exciting? Join us and help shape the industries that move society forward.
As a global business, we rely on the unique backgrounds, perspectives, and experiences of all employees to deliver on our business goals. To ensure we can do that, we seek talented, qualified employees in all our operations around the world regardless of race, color, sex/gender, including pregnancy, gender identity and expression, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug-free workplace.
We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. More information on requesting an accommodation here.
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More information about Thomson Reuters can be found on thomsonreuters.com.