Senior Security Infrastructure Engineer

Summary
MathWorks has a hybrid work model that enables staff members to split their time between office and home. The hybrid model provides the advantage of having both in-person time with colleagues and flexible at-home life optimizations. Learn More: https://www.mathworks.com/company/jobs/resources/applying-and-interviewing.html#onboarding.
The Development Systems Engineering team is responsible for the infrastructure of a highly automated facility that supports development, building, testing, and deployment of all MathWorks products. We design, develop, and implement infrastructure that increases scalability and performance of the services that cater to the requirements of our Development organization.
We are seeking an experienced Security Infrastructure Engineer to join our dynamic engineering team. This role is pivotal in designing, implementing, and maintaining robust infrastructure systems that support the full lifecycle of product development, with a critical focus on security, scalability, and performance.
You will collaborate with cross-functional teams that spans software engineers, DevOps, and security experts, to architect solutions that ensure our development environments, CI/CD pipelines, and deployment infrastructure meet the highest standards of security and operational excellence.
MathWorks nurtures growth, appreciates inclusivity, encourages initiative, values teamwork, shares success, and rewards excellence.
Responsibilities

• Engage with product development teams and security engineers to architect, implement, and maintain scalable, reliable, and secure infrastructure supporting end‑to‑end product development workflows.
• Design and implement Infrastructure as Code solutions using tools like Terraform to provision and manage large‑scale infrastructure consistently across environments.
• Develop and maintain automation and configuration management using tools like Ansible, ensuring secure, repeatable system configuration at scale.
• Create and extend custom infrastructure tooling and services using tools like Python and Go, enabling automation, validation, and policy enforcement within infrastructure and CI/CD workflows.
• Operate and evolve a highly automated development infrastructure consisting of hundreds of storage systems and thousands of compute nodes, with a strong focus on security and resiliency.
• Build and leverage monitoring, logging, and alerting systems to troubleshoot issues, perform root cause analysis, and proactively improve reliability and security posture.
• Contribute to secure infrastructure standards and governance, including network segmentation, access controls, and supply chain security.
• Produce clear and thorough documentation covering architecture, IaC modules, automation workflows, and operational procedures.

Minimum Qualifications

• A bachelor's degree and 6 years of professional work experience (or a master's degree and 3 years of professional work experience, or a PhD degree, or equivalent experience) is required.

Additional Qualifications

• Hands-on experience with backend programming languages (Go, Python), Infrastructure as Code (Terraform, Ansible etc.) and CI/CD pipelines.
• Strong working knowledge of repository manager and package registries (JFrog Artifactory, GitLab package registry)
• Experience working with network engineers in implementing infrastructure with secure network design.
• Demonstrated experience in performance analysis, root cause analysis for security issues, and troubleshooting issues in complex, inter-connected environments.
• Familiarity with secure software supply chain practices.
• Excellent communication and documentation skills.