Principal Platform Engineer

NinjaTrader is an industry-leading trading platform and futures broker dedicated to empowering traders. They are seeking a Principal Platform Engineer to design and implement cloud infrastructure, enhance performance and cost efficiency, and mentor junior engineers while ensuring high security and reliability standards.

Responsibilities:

• Design, implement and evolve our cloud infrastructure to support our applications, services and ever-growing scale
• Collaborate with engineering, operations, and security teams to define and implement cloud architecture for moving on-prem application and services to cloud while maintaining a high bar for security, reliability, and scalability
• Enhance monitoring and optimize the cloud infrastructure for performance, cost, and security
• Implement and manage CI/CD pipelines for cloud-based applications
• Automate cloud operations and infrastructure management tasks using tools such as Terraform
• Ensure compliance with security policies and industry standards
• Mentor and guide peers and junior engineers in cloud infrastructure and DevOps best practices

Requirements:

• Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience)
• 10+ years of progressive engineering experience in Site Reliability or adjacent disciplines (Platform, Backend Engineering, etc)
• 5+ years of experience in deploying, managing, and supporting modern cloud-based environments and infrastructure like AWS, Azure, GCP, Docker, Kubernetes, and IaC
• Experience supporting a 24/7 cloud-based environment via on-call
• Exceptional troubleshooting, debugging, and diagnostic skills for cloud and web-based technologies using industry standard observability tooling and frameworks
• Proven experience in designing, deploying, and managing large-scale cloud infrastructure
• Strong scripting skills in languages such as Python, Bash, or equivalent
• Deep understanding of web applications and ability to troubleshoot HTTP/HTTPS, WebSockets, TLS, DNS, TCP/IP, and similar protocols
• In-depth knowledge of networking, security, and identity management in cloud environments
• Familiarity with CI/CD tools such as Jenkins, GitHub Actions, or equivalent
• Excellent problem-solving skills and the ability to work under pressure
• Excellent communication skills and ability to articulate technical problems in a concise manner to non-technical audiences