Principal Software Engineer

You will join our client, a growing group that designs, builds, and scales technologically advanced products through concept to production, to lead and shape software that powers complex manufacturing and engineering operations. In this Principal Software Engineer role, you set technical vision, guide architecture, and drive the development of scalable, cloud-native systems across our portfolio. In this role you will collaborate across product, operations, design, and manufacturing teams to deliver durable, high-performance software that supports America’s manufacturing future.

You will thrive when you translate business challenges into solid technical decisions, mentor engineers at multiple levels, and balance speed with reliability, security, and maintainability. You lead by example, raise the bar through principled engineering practices, and foster continuous improvement while aligning with our client’s mission.

• Lead the design and architecture of complex, scalable, cloud-native systems.
• Make strategic decisions on tech stack, system design, performance, and reliability.
• Set and evolve the organization’s technical strategy, evaluate emerging technologies, and drive innovation.
• Establish and uphold engineering standard processes for code quality, security, performance, and scalability.
• Mentor engineers, conduct code reviews, lead design sessions, and write engineering documentation.
• Develop and maintain high-quality, efficient code in C#, with React/JavaScript where needed.
• Build and deploy modern applications using AWS serverless and containerized services; design REST and GraphQL APIs.
• Lead or contribute to AI/ML, automation, and AI-assisted workflows integration.
• Collaborate across product, operations, design, and manufacturing teams to deliver meaningful solutions.
• Travel occasionally to support programs and collaboration across sites.

What you bring to the team

• 10+ years of software development experience, with deep cloud-based application expertise.
• Strong backend engineering, C#, microservices, and distributed systems.
• Proficiency with modern JavaScript frameworks, preferably React.
• Extensive AWS experience, including serverless, containers, CI/CD, and modern cloud services.
• Experience with REST and GraphQL APIs, and a solid CS foundation.
• Awareness of security best practices for cloud-native systems.
• Experience mentoring engineers and shaping engineering culture.
• Willingness to travel periodically and fluency in written and spoken English.
• AI/ML and automation experience or interest is a plus; ability to lead adoption of AI-enhanced workflows.