Cybersecurity Engineer, Mobile & AI Application

About Us

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

Job Description

Local Candidates Preferred

The Mobile & Mac Security (MMS) team is looking for a talented Cybersecurity Engineer to join our team in Austin, TX and ensure the highest security standards for our Mobile and Mac consumer and corporate products and services.

Who are we?

The Mobile & Mac Security (MMS) team, part of the overall Cybersecurity department at Visa, Inc. operates as a flexible and fast-paced team, very similarly to a mini startup, within our overall organization. We aim to excel at Whitehat hacking skills to keep our organization secure... and have fun doing it!

Who are we looking for?

We value diversity within our team and believe that it’s who you are and what you do that will make us a better and stronger team. We always cherish differences of opinion, and aim to learn from every team member, no matter their level or experience, in our day-to-day activities.

We care about you, what drives you, your motivation and your desire to perform within our team more than any certification or diploma you may have. Those values will be essential focus points for us during the interview so don’t hesitate to tell us more about them!

Remember, we hire humans, not robots (at least not yet)!

AI Stuff:

AI is at the core of our work at Visa. We need you to be very proficient with AI for this role and not just use AI tools but understand how they work. This means that you won’t need training to use tools like Claude Code, Pi agent, Codex etc. and do understand the inner workings of MCP and other related AI protocols. Experience with both cloud and local LLM models is needed.

The classic stuff that you should read:

As a member of Visa’s MMS team, you’ll join a dynamic team in order to help:

• Help develop, maintain, support and innovate on various internal Cybersecurity tools we leverage on a daily basis.
• Perform ethical penetration testing on various Visa mobile and Mac assets to simulate real-life security vulnerabilities and scenarios.
• Execute successful adaptation of mobile and Mac security assurance across Visa.
• Identify weaknesses and shortcomings in Visa’s existing security posture of various products and recommend and enhance all necessary controls to effectively protect Visa assets and services from intentional or inadvertent modification.
• Help build foundational application security capabilities.
• Develop automated tools and scripts to optimize various testing process and flows.

Responsibilities

• Create mobile security guidelines, requirements, and standards for mobile product development, as well as enterprise mobile deployment and proactively mitigate risks associated with information security.
• Use AI to create, enhance, optimize and implement all processes related to our team and BAU.
• Implement solutions within internal cloud platforms.
• Analyze security gaps in mobile technologies and frameworks that lack standard validation methodologies and incorporate remediation practices to reduce risk posture of Visa products and assets.
• Develop tools and frameworks required performing advanced and complex mobile security assurance and ethical hacking activities.
• Research on mobile platform releases, capabilities and functionalities to understand and establish mobile security standards.
• Define, implement and scale consistent mobile security practices for all Visa technology projects throughout the planning and delivery cycles that assure that investments in IT generate business value, and mitigate the risks associated with information security.
• Integrate architectural risk assessment and threat modeling of large-scale enterprise applications and infrastructure into Software Development Lifecycle, to identify and reduce risk associated with information security in a timely manner.
• Ensure end-to-end security of Visa products by means of hands-on-testing, threat hypothesis, risk remediation advises and championing secure implementation efforts.
• Improve secure coding practices, application security requirements, automation, training, and metrics.
• Build strong cross-organizational relationships, and effectively influence staff across the IT organization, and broader enterprise.
• Collaborate with product development and solution teams proactively, to manage software security risk aligned with business goals.
• Collaborate with product and solution teams to achieve Global Information Security software security program objectives.
• Define a simplified security metrics approach that enables executive leaders, line leader, and operational staff to quickly act on application security related risks.
• Collaborate with all internal and third-party application development teams to define an enterprise set of “reasonable” security controls that will protect company brand from real or perceived security breaches.
• Build secure products and standards around emerging technologies and fields lacking existing standards and security practices.
• In addition, develop and optimize processes to improve software development efficiency in the consumption of security development practices. Utilizes graduate-level research and analysis skills.

This is a hybrid position. Expectation of days in the office will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications

• 2+ years of relevant work experience and a Bachelors degree OR 5+ years of relevant work experience. Masters graduates must have 2+ years of relevant work experience to qualify.
• Strong experience with one or more of the following programming languages: Node, Python, Java, Swift strongly preferred.
• MUST have understand on all current AI technologies, protocols, and main AI-dev related tooling (Claud Coding).
• MUST have understanding of OWASP Top 10 and CWE 25; with proven track record and experience in implementing and integrating remediation strategies.
• MUST understand the basics of a mobile application and platform security concepts; deep understanding of those platforms, and advanced concepts related to SDKs and mobile wallets preferred.

Preferred Qualifications

• 3 or more years of work experience with a Bachelor’s degree or more than 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD)
• 2-3 years minimum of professional experience in a Cybersecurity-related field.
• Strong experience with Docker and containerized deployments.
• Strong experience with one or more of the following programming languages: Node, Python, Java, Swift strongly preferred.
• MUST have understand on all current AI technologies, protocols, and main AI-dev related tooling.
• MUST have understanding of OWASP Top 10 and CWE 25; with proven track record and experience in implementing and integrating remediation strategies.
• MUST understand the basics of a mobile application and platform security concepts; deep understanding of those platforms, and advanced concepts related to SDKs and mobile wallets preferred.
• Excellent penetration testing, application risk assessment and risk categorization skills, including but not limited to, reverse-engineering, network interception and manipulation, offensive and defensive attacks, as well as database and cross-site scripting injection attacks.
• Deep understanding of web applications common architectures, development frameworks and web protocols.

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