Sr Cybersecurity Engineer I

Build and deliver enterprise security engineering capabilities at American Express from Phoenix, AZ (onsite). This role focuses on shipping scalable security solutions across cloud-native applications, accelerating vulnerability workflows with software engineering and AI-assisted development tools, and enabling modern cryptography and key management capabilities.

You will work in a high-impact engineering environment, combining Java, secure software development practices, and AI-enabled tooling to design, automate, and improve how security engineering teams detect, remediate, validate, and report risk.

What you’ll do

• Design, develop, and deliver high-performance, scalable solutions using Java and modern Java frameworks in large-scale enterprise environments.
• Drive remediation of application and cloud security vulnerabilities.
• Develop automated vulnerability remediation capabilities using CI/CD pipelines, GitHub Actions, security tooling, and AI-enabled technologies to accelerate vulnerability analysis, remediation, validation, and reporting.
• Secure applications, services, APIs, and workloads deployed in modern cloud environments.
• Develop cryptography and key management solutions.

What you bring

• Bachelor’s degree in Computer Science, Computer Engineering, or equivalent.
• 6+ years of software engineering experience designing, developing, and delivering high-performance, scalable solutions using Java and modern Java frameworks in large-scale enterprise environments.
• Demonstrated experience using AI-assisted development technologies, including GitHub Copilot, Large Language Models (LLMs), and other AI-enabled engineering tools to accelerate development, code analysis, testing, documentation, and security engineering workflows.
• Experience building high-performance libraries, SDKs, and REST APIs with a focus on automation, scalability, security, resiliency, and developer experience.
• Hands-on experience developing Cryptography and Key Management solutions, including working knowledge of cryptographic standards, PKCS#11, Hardware Security Modules (HSMs), key lifecycle management, and secure integration patterns.
• Strong understanding of vulnerability management and secure software development practices, including experience driving remediation of application and cloud security vulnerabilities.
• Experience developing automated vulnerability remediation capabilities using CI/CD pipelines, GitHub Actions, security tooling, and AI-enabled technologies.
• Cloud platform experience and cloud-native security practices, including securing applications, services, APIs, and workloads in modern cloud environments.
• Strong analytical, engineering, and problem-solving skills, with the ability to evaluate complex security challenges and use automation and AI to improve security outcomes at enterprise scale.
• Collaboration and technical leadership skills, including influencing engineering teams, mentoring developers, communicating security concepts effectively, and driving cross-functional initiatives across engineering, architecture, cloud, and cybersecurity organizations.

Key technologies

• Java
• GitHub Copilot
• Large Language Models (LLMs)
• REST APIs
• Cryptography, Key Management
• PKCS#11
• Hardware Security Modules (HSMs)
• CI/CD pipelines
• GitHub Actions

Location and pay

Phoenix, AZ (onsite)

USD 123,000 - 215,250 per year

Visa sponsorship

• Depending on factors such as business unit requirements, the nature of the position, cost and applicable laws, American Express may provide visa sponsorship for some positions.