15 health security assistant jobs found in O'Fallon, MO

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 Vice President, Strategy VP, Strategy and Insights NAM Customer Delivery & Care The NAM Customer Delivery & Care team at Mastercard is committed to delivering seamless customer experiences across North America by ensuring the successful implementation, support, and optimization of Mastercard’s products and services. The team includes Technology Account Management, Product Delivery, Customer Implementation Services, and Technical...

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 Principal Software Engineer Overview We are a St louis based development team building high value, cloud native applications. We are looking for brilliant and passionate software engineers to join our team. In this role you will play a leading role in building out a world class engineering team and design and implement world class innovative, high volume web applications. Role Design, code, document and test components / subsystems to a...

Crafting the world’s finest coffee, one meaningful moment at a time We believe in creating a warm and welcoming space where every cup of coffee sparks connection. Every shift is a chance to brighten someone’s day. Whether it’s a warm smile or remembering a favorite order, you create moments that matter. If you thrive in a fast-paced environment, love engaging with people, and take pride in your work, we’d love to have you on our team. We are invested in your growth journey, empowered through developmental experiences as well as our industry leading benefits . Summary of Experience No previous experience required Basic Qualifications Maintain regular and consistent attendance and punctuality, with or without reasonable accommodation Available to work flexible hours that may include early mornings, evenings, weekends, nights and/or holidays Meet store operating policies and standards, including providing quality beverages and food products,...

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 Lead Technical Program Manager Overview The Business Operations (BizOps) team is seeking a Lead Technical Program Manager to serve as a strategic link between AI research, site reliability engineering teams, and business stakeholders. This role focuses on planning, execution, and delivery of complex AI initiatives to establish and scale an AI Community of Practice across the enterprise. The Process and Governance team within Payment Network...

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 Real Estate Services Intern, Summer 2026 - St. Louis, MO 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...

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 Technical Program Manager II Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their...

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 Director, Enterprise Operations - Network Site Reliability Engineering Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions,...

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 Senior Technical Program Manager Overview The Cryptographic Security Team is a dedicated collection of self-organizing, high-performing, interdependent individuals representing different functional roles with all the necessary skills to create the foundational capabilities that application teams develop on top of it. This position serves as a technical project manager within a team tasked with managing and optimizing the organization's...

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 Project Management Intern, Summer 2026 Intern - St. Louis, MO This role is not eligible for Mastercard's work authorization sponsorship. As such, candidates must be eligible to work in the United States, now as well as in the future, without employer sponsorship. For example, students or recent graduates in the United States on an F1 visa (including those with CPT or OPT authorization) are not eligible for this role. Overview Mastercard works to...

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 Senior Business Analyst About the Role Program Governance & Success supports how large, cross-functional initiatives (“Programs”) operate within Mastercard. Our team maintains the structures, standards, and guidance that Programs rely on and helps teams navigate them effectively so they can deliver consistently and at scale. We are seeking a Senior Business Analyst who will play a key role in improving how teams access information,...

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 Lead Cloud Engineer – Database Platform Engineering Overview Mastercard’s Database Platform Engineering Team is seeking a highly skilled Lead Cloud Engineer to strengthen database product development and advance cloud engineering practices. This role will focus on building secure, scalable, and automated database solutions across AWS and Azure environments, enabling efficient delivery of database services and supporting enterprise cloud...

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 Senior Product Manager – Technical Overview The Customer Access team is looking for a Senior Product Manager - Technical to drive the transformation of developer experience across Mastercard. This role will support the enablement of software engineers by improving documentation workflows, streamlining onboarding for internal products, and enhancing platform usability. The Specialist will collaborate across engineering, product, and technical...

Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for MasterCard. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice. 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...

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 Sr. Specialist, Government Affairs & Policy, Americas Operations Overview: The Sr. Specialist, Americas Operations for the Government Affairs & Policy (GAP) team will play a critical role in managing financial operations, supplier relationships, and contract lifecycles across the U.S., Canada, Latin America, and Caribbean regions. This position supports strategic decision-making and ensures operational efficiency across all aspects of...

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 Director, Reliability Engineering Overview The Services Access BizOps Team is looking for a Director to lead Business Operations Engineers , who can help us solve problems, support our applications and lead Mastercard in business operations and best practices. Are you a born problem solver who loves to figure out how something works? Are you a technology geek who loves to learn new things? Do you have a low tolerance for manual work and look...