Sr. Cybersecurity Engineer - Security Architecture

Cybersecurity is at the beating heart of our culture. Our diligence and expertise are what makes us the undisputed leader in electronic payments. We’ve made it our priority to create a top-tier Security Architecture team, poised to defend us against any potential cyber threats. We’re looking for those of you who are inherently driven and fascinated by the art and science of cyber defense.

As a leader in global payments, Visa faces unique and complex cybersecurity challenges. The rapid pace of technological advancement necessitates a forward-looking approach to cybersecurity that goes beyond traditional methods. Maintaining our leadership position in cybersecurity requires continuously researching and prototyping new security technologies. As Senior Cybersecurity Engineer, you’ll work with a group of enterprise and application security architects, along with security researchers to lead the advanced prototyping to accelerate time-to-market of new and exciting cybersecurity research and innovative ideas and proposals.

We’ll arm you with the very best tools and tech so that you can deliver top notch results. Development underpins job fulfilment at Visa. As Senior Cybersecurity Engineer, you’ll be enthused by getting stuck into various defense and security sector related projects, as well as the chance to work with people from a range of disciplines, as well as colleagues and clients at every level.

This is a hybrid role with half of your time devoting to performing security architecture review and half time devoting to developing proof-of-concept prototypes for innovative Cybersecurity tools and solutions.

So, what do we expect of your day to day?

Essential Functions

• Develop proof-of-concept prototypes for promising cybersecurity solutions, ensuring alignment with Visa’s existing security architecture and strategic goals.
• Identify and assess innovative cybersecurity tools, companies, and concepts that can enhance Visa’s security architecture.
• Work closely with internal stakeholders, including the Cybersecurity Product Development team, to transition prototypes into fully operational products and solutions.
• Continuously monitor and analyze emerging cybersecurity trends, technologies, and practices that have the potential to impact Visa’s security posture.
• Build automation to Integrate and orchestrate existing security tools so we can quickly resolve damaging malware infections.
• Independently formulate direction, design or oversight for the development of major Enterprise-wide programs or plans that have significant impact on the success of the organization
• Be responsible for overall planning, direction and oversight of multiple projects, products, services or functions.
• Stay up to date on new security tools & techniques in the information security space.
• Conduct proof of concept activities with key business users in support of advanced use cases.
• Automate security tools and processes ensuring innovation and advancement strategies that keep pace in the areas of access control, security-in-depth, secure transaction processing, secure coding practices for web and mobile applications.
• Be a product security champion by driving Security Architecture and Design/implementation/optimization for Web, API and Mobile backend applications across Visa.
• Engage in the initial requirements definition (including analysis of threats and risks and alignment with Visa security, Engineering, IT and Architecture standards).
• Conduct and facilitate security reviews, threat modelling including deep design reviews throughout the development lifecycle.
• You’ll be working on enabling/building security on various platforms and technologies which protect the applications from attacks like:
  • Payment processing platforms, Payment Wallet solutions, Consumer facing applications, COTS products deployed in house, public clouds, Issuer/Acquirer facing platforms and applications, white labelled solutions for partners.
  • zTPF, zOS, MVS, Linux, Windows, VMWare, Openstack, SDN, Public cloud like AWS, Google
  • Cybersecurity tools like IDS, SIEM, Tripwire, Tanium, Netwitness, Netflow, WAF
  • HSMs, Tokenization systems, data encryption solutions from Safenet, Vormetric etc
  • Web technologies like HTTP, SOAP, REST services, AJAX
  • Databases like Oracle, MS SQL, Couchbase, Cassandra, Riak, Aerospike
  • Programming languages like Java, C, C++, .Net, Javascript, GoLang, ErLang, Cobol etc
  • Caching services like Kafka, Coherence, MQ
  • Big-data like Hadoop
  • Web Access Management solutions like Forgerock, Siteminder, Custom/in-house Security Frameworks

Qualifications

This is a hybrid position. Hybrid employees can alternate time between both remote and office. Employees in hybrid roles are expected to work from the office 2-3 set days a week (determined by leadership/site), with a general guidepost of being in the office 50% or more of the time based on business needs.

Basic Qualifications:
• 5+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.

Preferred Qualifications:
• 6 or more years of work experience with a Bachelor’s Degree in Computer Science or 4 or more years of relevant experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or up to 3 years of relevant experience with a PhD
• Bachelor’s Degree in Computer Science (or equivalent) from an accredited university.
• Minimum of 5 years of experience in architecting, designing and developing large enterprise class applications with increasing responsibilities.
• The Ideal candidate will also have one or more of the following certifications: CISSP, CISM, CEH, SANS/GIAC
• Conducting in-depth technical reviews of enterprise systems to identify the appropriate mitigation strategies required to bring these systems into compliance with established policy and industry guidelines.
• Proven ability to build Threat Models and analyze security weaknesses in complex deployments with varying technology stack
• Expertise in securing the integration of multiple environments across on-premises, multi-cloud, and hybrid architectures. Strong understanding of application and network security.
• Experience as technical lead organizing and mentoring junior and intermediate level engineers/architect
• Proficiency in performing risk, business impact, control and vulnerability assessments, and in defining treatment strategies.
• Full-stack web development with a focus on real-time interactive applications.
• Proficiency in front-end frameworks such as React.js, Vue.js, or Angular.js, with a deep understanding of state management (e.g., Redux, Vuex).
• Experience with back-end development using Node.js with frameworks such as Express.js or Nest.js.
• Solid understanding of AJAX and Fetch API for making asynchronous HTTP requests to the server.
• Hands-on experience with **real-time communication technologies like WebSockets (e.g., Socket.io) or Server-Sent Events (SSE) for real-time data synchronization between clients.
• Proficient in working with databases like:
o NoSQL databases: MongoDB, Firebase (Firestore or Realtime Database) for flexible and real-time data storage.
o Relational databases with JSON support: PostgreSQL for structured data handling with Mermaid.js scripts stored in JSONB.
o Graph databases: Neo4j for handling complex graph structures and relationships (a plus).
• Familiarity with Mermaid.js or similar graph visualization libraries and how they integrate into web applications.
• Python development to create a system that translates questionnaire answers into AI prompts and then maps these to Mermaid.js SVG scripts for generating diagrams dynamically.
• Experience in data handling and AI prompt generation to automate the conversion of user input (questionnaire responses) into Mermaid.js diagrams.
• Understanding of real-time collaboration tools and patterns to enable multiple users to edit graphical elements simultaneously.
• Experience in designing and implementing APIs (RESTful or GraphQL) to handle data synchronization between the front-end and back-end.
• Knowledge of authentication methods (OAuth, JWT) to secure collaborative multi-user environments.
• Experience with version control systems (Git, GitHub) and CI/CD pipelines for deploying scalable applications.

Work Hours: Varies upon the needs of the department.

Travel Requirements: This position requires travel 5-10% of the time.

Mental/Physical Requirements: This position will be performed in an office setting.  The position will require the incumbent to sit and stand at a desk, communicate in person and by telephone, frequently operate standard office equipment, such as telephones and computers.

Visa is an EEO Employer.  Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.  Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Visa will consider for employment qualified applicants with criminal histories in a manner consistent with applicable local law, including the requirements of Article 49 of the San Francisco Police Code.

U.S. APPLICANTS ONLY: The estimated salary range for a new hire into this position is 139,800.00 to 202,750.00 USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. In addition, this position may be eligible for bonus and equity. Visa has a comprehensive benefits package for which this position may be eligible that includes Medical, Dental, Vision, 401 (k), FSA/HSA, Life Insurance, Paid Time Off, and Wellness Program.