Principal - Platform Engineer

Nasdaq is seeking a Principal   Platform   Engineer   to develop,   operate , and evolve the infrastructure and engineering platforms that support critical trading systems . In this role, you will partner with Developers, Application Management, Information Security, and infrastructure engineering teams to deliver secure, scalable, reliable, and high-performing platform solutions. You will be encouraged to lead technical direction,   establish   standards,   drive automation, and serve as a senior escalation point for difficult systems, network, and application performance issues.     You'll thrive in this role if   you're   passionate about building and enhancing engineering platforms, enjoy solving complex infrastructure challenges, and have deep   expertise   in Linux-based environments, cloud technologies, automation, and platform engineering.   You're   comfortable tackling sophisticated operational problems in high-performance, low-latency environments while driving continuous improvement across critical engineering platforms.

Lead the engineering, automation, and operational management of core platform technologies, including   GitLab, Teleport, Linux-based infrastructure, Kubernetes, and cloud services   supporting critical trading systems.   Design, build, and   maintain   secure, scalable hybrid infrastructure across   AWS and on-premises environments   using Infrastructure as Code and automation practices.   Develop and enhance platform automation using   Terraform, shell scripting, and related tooling   to improve reliability, consistency, and operational efficiency.   Manage platform lifecycle activities including provisioning, configuration management, operating system maintenance, access controls, and platform upgrades.   Troubleshoot and resolve complex infrastructure, platform, and performance issues across Linux systems, networking, cloud services, Kubernetes, and distributed environments.   Partner with Development, Application Management, Infrastructure, and Information Security teams to improve platform reliability, secure access, deployment workflows, and operational readiness.   Drive platform engineering standards, documentation, incident response practices, and continuous improvement initiatives while mentoring other engineers.

10+ years of experience   in Platform Engineering, Infrastructure Engineering, DevOps, Site Reliability Engineering (SRE), or   related fields .   Advanced Linux engineering and troubleshooting experience, including operating systems, networking, performance analysis, and infrastructure management.   Hands-on experience supporting   AWS and hybrid infrastructure environments , including services such as EC2, S3, and Lambda.   Strong experience with   Kubernetes , containerized platforms, and modern infrastructure operations.   Experience developing automation using   Shell scripting   and Infrastructure as Code tools such as   Terraform .   Hands-on experience with   Git-based source control platforms   and CI/CD workflows, including the ability to manage repositories, platform administration, and developer enablement.   Experience operating enterprise infrastructure and platform services, including access management, configuration management, monitoring, and system reliability.   Strong troubleshooting skills with the ability to diagnose issues across infrastructure, networking, platform services, and distributed applications.   Excellent communication and collaboration skills, with experience working across engineering, security, and application teams.

Experience administering or supporting   GitLab, Teleport ,   Sonatype   Nexus, or similar developer and secure-access platforms.   Experience with financial services, trading platforms, or other   highly available   and performance-sensitive environments.