Senior AI Systems Engineer - Lead Scalable Infra & ML

Siemens Mobility; Bellevue (WA); On-site; USD 114,000 - 154,000; Full time

Job summary

Siemens Mobility in Bellevue, WA seeks a Software Engineer to set architectural direction for complex, high-scale systems that blend cloud, ML, and hardware interaction. You will mentor teams and influence multiple engineering groups to advance platform strategy and product direction.

The role requires deep systems expertise, strong coding skills in Python/Go/TypeScript, and a track record of delivering robust, scalable solutions in AI-native products.

Qualifications

• 6+ years of professional software development experience.
• Experience designing and scaling distributed systems in production environments.
• Proficiency in at least one backend programming language (e.g., Python, Go, Java).
• Strong understanding of systems architecture, observability, and deployment best practices.
• Demonstrated ability to lead cross-functional technical initiatives.

Responsibilities

• Lead architecture and development of complex, high-scale systems.
• Drive technical decisions and trade-offs across multiple domains (infra, ML, product).
• Collaborate across teams to align long-term platform and product direction.
• Set engineering standards for code quality, design, and operational excellence.
• Mentor and support growth of engineers across the team.

Skills

6+ years of professional software?

Distributed systems design

Backend programming languages (Python/

Systems architecture/observability

Cross-functional leadership

Tools

AWS

Kubernetes

Postgres

Redis

Terraform

Datadog

Grafana

Prometheus

Job description

Siemens Mobility in Bellevue, WA seeks a Software Engineer to set architectural direction for complex, high-scale systems that blend cloud, ML, and hardware interaction. You will mentor teams and influence multiple engineering groups to advance platform strategy and product direction.

The role requires deep systems expertise, strong coding skills in Python/Go/TypeScript, and a track record of delivering robust, scalable solutions in AI-native products.