• Build, mentor, and grow a high-performing team of security engineers • Set technical direction and establish clear standards for engineering excellence and ownership • Partner in hiring, performance management, and career development • Define and execute the security roadmap for infrastructure, remote access/ZTNA, endpoint, and M&A • Design and implement security controls across cloud, production, and corporate infrastructure • Develop tools and systems to improve security posture and operational efficiency • Conduct security architecture and design reviews for systems and applications • Partner across infrastructure, IT, product, and security teams to reduce risk while enabling velocity

Role Description As an integral member of the Information Security Team, the Sr. Cloud Security Engineer role will be responsible for growing and leading many information security functions at Reltio. As a Sr. Cloud Security Engineer, you will use your technical experience to assess, design, engineer and implement various security and operational controls in Reltio's multi-cloud environment. These controls will be aligned and focused on achieving compliance with Reltio's security standards. The Sr. Cloud Security Engineer will partner with other technology teams for initiatives related to security strategy and implementation. The successful candidate will partner with leaders across the business to develop and deliver solutions that support business strategies and protect Reltio’s intellectual property and customer data globally. Job Duties and Responsibilities - Serve as a cloud security subject matter expert by providing guidance on industry best practices and defense in-depth strategies. - Proven experience with deploying security controls in a multi-cloud environment (AWS, GCP, Azure). - Create security and operational controls to enforce various aspects of Reltio’s security policies. - Work with the respective functional teams and stakeholders to resolve security related configuration issues. - Perform technical risk assessments of new technology and ensure the solution meets secure architecture designs. - Assess and measure risk impact of a security deficiency and communicate the risk or risks to stakeholders. - Proactively identify issues and recommend configuration settings or supporting solutions to mitigate security deficiencies. Qualifications - 5+ years of experience implementing security solutions. - Strong cybersecurity background and knowledge. - Understanding of cyber threat vectors and countermeasures. - Understanding of Linux/Unix and Windows platforms. - Understanding of Cloud Infrastructure and Cloud Security. - Understanding of networking (WAN, LAN, wLAN), network domains (Internet, intranet, DMZ), communication techniques/protocols (IP and others), and their combined effects on network and host systems security. - Strong knowledge of industry standard security technology: anti-virus & anti-malware, SIEM, SOAR, vulnerability scanning, DLP, firewall, IDS/IPS, etc. - Strong experience with scripting and infrastructure-as-code (IaC). - Experience with industry frameworks such as SOC1/SOC2, HITRUST, ISO. - Solid understanding of audit methodologies and processes. - Experience working with virtual teams in a global environment. - Strong communication and presentation skills. - Adaptable and agile. - Good interpersonal, partnership, and leadership skills (without direct authority of others). Skills That Are Nice to Have - Experience developing and operationalizing a vulnerability management program. - Experience working with container-based architectures. - Security and Cloud certifications. Benefits - Overall Market Range: $95,000 — $203,000 USD. Company Description Reltio® is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. Reltio is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities.

• Design, build, and deploy agentic harnesses and LLM-integrated workflows from prototype through production within existing platforms • Define and own performance benchmarks to evaluate reliability, accuracy, and continuous improvement of agentic pipelines • Evaluate and recommend emerging AI tools, models, and platforms for adoption • Identify, develop, and maintain AI-powered automations and tools that improve efficiency across service delivery, operations, and sales functions throughout the Northeast region • Lead workflow assessments to identify opportunities for agentic automation and design repeatable, scalable delivery frameworks • Own documentation, testing, and iteration on productized AI components and proof-of-concept builds for internal and client audiences • Design and deliver enablement programs that build regional teams' capability to independently operate, maintain, and extend agentic harnesses • Develop training materials and lead workshops that build agentic AI literacy across functional teams, including handoff documentation and runbooks • Other duties as assigned

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Information Security Engineer Job Description Summary Mission First, People Always As Corporate Security, we are responsible for keeping Mastercard safe and secure from cyber and physical threats, and it is our people on the frontlines who make this happen every day. By taking care of our people, their wellbeing, and career development, we provide them the necessary tools and environment to ensure the success of our mission. Overview The Cloud Security team is looking for an Information Security Engineer II to join our team to support the design and implementation of cloud native and cloud agnostic security solutions in support of Mastercard's cloud security strategy. This position will focus on enabling business opportunities by ensuring the secure deployment of Mastercard applications and services. The ideal candidate is passionate about cybersecurity policies and governance, highly motivated, intellectually curious, and analytical. Key Responsibilities In this role, you will:• Perform technology evaluations, supporting business case development, test case definition, and vendor selection based on industry standard criteria.• Support the design, test, and implementation of security solutions to meet security and regulatory requirements for cloud environments.• Support senior cloud security engineers and development and operational teams to securely design applications and services following industry best practices.• Cultivate and maintain working relationships with variety of internal stakeholders, including business owners, end-users, customers, project managers, engineers, and leaders.• Demonstrate a working knowledge of information security principles, theories, and concepts.• Support security analysis of application architectures and cloud services. All about you:• 1-3 years of experience, ideally with exposure to AWS and/or Azure environments.• Strong understanding of information security (cybersecurity) fundamentals, risk management, and data privacy - especially in fintech.• Familiarity with both the capabilities and limitations of cybersecurity as it relates to cloud-native and multi-cloud applications and infrastructure.• In-depth knowledge of networking, firewalls, and application security principles.• Strong understanding of identity management, user authentication, and authorization.• Ability to work independently, showing initiative and autonomy in managing projects and tasks. NICE Framework References Mastercard Corporate Security Roles have been aligned with the NICE framework (National Initiative for Cybersecurity Education). For this role the NICE Work Roles most closely aligned are:• Cybersecurity Architecture• Secure Systems Development• Security Control Assessment• Systems Authorization• Systems Security Management Corporate Security Responsibility Every person working for, or on behalf of, Mastercard is responsible for information security. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and therefore, it is expected that the successful candidate for this position must: • Abide by Mastercard's security policies and practices.• Ensure the confidentiality and integrity of the information being accessed.• Report any suspected information security violation or breach, and• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: - Abide by Mastercard's security policies and practices; - Ensure the confidentiality and integrity of the information being accessed; - Report any suspected information security violation or breach, and - Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.