Principal Software Engineer

Are you ready to redefine the enterprise software lifecycle by blending high-level engineering with cutting-edge AI? We are looking for a visionary Principal Engineer to spearhead our transition into an AI-augmented development model. You will lead a dual mission: harnessing agentic AI workflows to modernize our core Vista ERP platform and accelerating the delivery of next-generation features that will empower the global construction industry.

About Us:

Trimble is a global technology company that connects the physical and digital worlds, transforming the ways work gets done. With relentless innovation in precise positioning, modeling and data analytics, Trimble enables essential industries including construction, geospatial and transportation. Whether it's helping customers build and maintain infrastructure, design and construct buildings, optimize global supply chains or map the world, Trimble is at the forefront, driving productivity and progress.

AECO: The Trimble AECO segment provides digital construction solutions that increase precision and productivity for Architecture, Engineering, Construction, and Operations.

What Makes This Role Great:

In this role, you will be the technical catalyst for a strategic shift in how we build software, moving beyond traditional development to an AI-augmented model. You will have the unique opportunity to architect and implement agentic AI frameworks that directly automate legacy maintenance and eliminate technical debt, ensuring our flagship Vista ERP product remains a market leader in the AECO sector.

Key Exciting Responsibilities

• AI-Driven Maintenance: Design and implement agentic AI workflows specifically aimed at automating routine maintenance, refactoring legacy codebases, and identifying architectural improvements within the Vista ERP ecosystem.

• Accelerated Development: Utilize AI agents to automate the generation of boilerplate code, documentation, and unit tests, significantly decreasing time-to-market for new feature sets.

• Full-Stack Leadership: Lead the development of distributed desktop products, WinForms, .NET Core services in Azure (AKS/Helm), and Blazor web applications with a focus on high-scale reliability and security.

• Architectural Stewardship: Modernize existing application architecture by incorporating AI-driven patterns, ensuring the platform remains maintainable and scalable.

• Technical Accountability: Establish and enforce high-level coding standards and AI governance, providing accountability for the team to produce consistent, high-quality output.

• Strategic Problem Solving: Lead technical whiteboarding and deep-dive sessions to resolve complex maintenance challenges and architect future-proof solutions.

• DevSecOps & CI/CD: Oversee the evolution of quality automation (unit, integration, and security scans) and manage sophisticated cloud deployment pipelines.

• Mentorship: Act as a technical pillar for the team, guiding junior and mid-level developers in both core .NET engineering and emerging AI technologies.

Essential Skills & Experience

• Experience: 10+ years of relevant technical experience in software engineering.

• Leadership: Proven track record of leading complex technical projects and mentoring engineering teams.

• AI/LLM Proficiency: Practical experience with Large Language Models (LLMs), prompt engineering, and building agentic frameworks.

• Core Tech Stack: Expert knowledge of C# and .NET.

• Cloud Infrastructure: Deep experience with Docker, Kubernetes (AKS), and Infrastructure as Code (Terraform, Bicep, or Helm).

• Testing Excellence: Mastery of unit testing and mocking frameworks to ensure maintenance quality.

• Data & Identity: Advanced experience with SQL, Entity Framework, REST Web APIs, and Identity concepts (IAM, AuthN/AuthZ).

Bonus Points For

• Legacy Modernization: Experience using AI tools to assist in the migration or refactoring of legacy monolithic applications to microservices.

• Advanced Tooling: Expertise in Azure DevOps, Azure Cloud portal, and GitHub Copilot/AI coding assistants.

• Messaging: Experience with high-throughput eventing systems like Kafka or Azure Service Bus.

• Domain Knowledge: Familiarity with construction industry accounting or project management software.

Why You'll Love Working With Us

At Trimble, we're not just a company that "does good"-we are a team dedicated to making a tangible, positive Real-World Impact. We build innovative solutions designed to solve the world's most critical challenges. From construction sites to transportation hubs, our work tangibly improves how people live, build, move, and grow.

You'll work on projects that truly matter: Our purpose-driven culture means you'll be helping to build and deliver solutions that make work faster, safer, and more sustainable for millions of people worldwide. Our impact is tangible, from connected machines that save fuel to data-driven insights that reduce waste.

Collaborate with like-minded people: Our strong internal culture is a "hidden gem." You will work with a collaborative, supportive team that shares your purpose and fosters a genuine sense of belonging. We're a company of "visionary pragmatists" who think boldly and build things that work.

Be an owner: Trimble thrives on individuals who take initiative and embrace ownership. You'll find an entrepreneurial spirit where success is often "self-authored," empowering proactive "doers."

C#, .NET, AI Agentic, LLM, Azure, Kubernetes, AKS, Software Architect, Full Stack, AECO, Machine Learning, ERP, Python

Compensation: Trimble provides the following compensation range and general description of other compensation and benefits that it in good faith believes it might pay and/or offer for this position. This compensation range is based on a full time schedule. Trimble reserves the right to ultimately pay more or less than the posted range and offer additional benefits and other compensation, depending on circumstances not related to an applicant's sex or other status protected by local, state, or federal law.

Hiring Range

Pay Rate Type

Bonus Eligible?

Commission Eligible?

Benefits: Trimble offers comprehensive core benefits that include Medical, Dental, Vision, Life, Disability, Time off plans and retirement plans. Most of our businesses also offer tax savings plans for health, dependent care and commuter expenses as well as Paid Parental Leave and Employee Stock Purchase Plan. If this position is identified above as commission- or bonus-eligible, the terms of the commission plan or discretionary bonus plan for which you are eligible will be provided following the employee start date.

How to Apply: Please submit an online application for this position by clicking on the 'Apply Now' button located in this posting.

Application Deadline: Applications could be accepted until at least 30 days from the posting date.

At Trimble, we are committed to fostering a diverse, inclusive, and equitable workplace where everyone can thrive. Guided by our core values-Belong, Innovate, and Grow-we embrace and celebrate differences, knowing they make us stronger and more innovative. We are proud to be an equal opportunity employer, welcoming individuals of all backgrounds and advancing opportunities while embracing race, color, gender identity, sexual orientation, religion, disability, veteran status, or any other protected and diverse characteristic. We are committed to offering our candidates and employees with disabilities or sincerely held religious beliefs the ability to seek reasonable accommodations in accordance with applicable law and/or where it would not constitute undue hardship for Trimble. For more, please see Trimble's Code of Business Conduct and Ethics at https://investor.trimble.com, under "Corporate Governance."

Our mission to transform the way the world works starts with transforming how we work together. By actively listening, asking questions, and taking intentional actions, we cultivate a culture that provides equitable opportunities for everyone to contribute and grow.

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