Principal Software Engineer

Siemens is developing AI-native products that bring generative intelligence into the physical world. The Principal Software Engineer will define architecture and provide technical leadership for systems integrating cloud infrastructure, machine learning, and hardware interaction.

Responsibilities:

• Define and evolve the technical architecture across core systems and products
• Provide hands-on technical leadership on strategic projects
• Lead technical reviews and mentor engineers across all levels
• Align engineering direction with product and ML research priorities
• Identify and address scaling challenges before they become bottlenecks
• Champion engineering excellence, reliability, and system sustainability

Requirements:

• 10+ years of professional software development experience
• Experience designing and scaling distributed systems and real-time applications
• Proven ability to lead technical strategy and cross-team architecture efforts
• Proficiency in at least one backend systems language (e.g., Python, Go, Java)
• Strong understanding of system design, performance optimization, and fault-tolerance
• Experience bridging machine learning research and production environments
• Background in building systems that operate in or interact with the physical world
• Ability to influence engineering orgs and contribute to hiring and culture
• Track record of mentoring senior and staff-level engineers