Our world is transforming, and PTC is leading the way. Our software brings the physical and digital worlds together, enabling companies to improve operations, create better products, and empower people in all aspects of their business.
Our people make all the difference in our success. Today, we are a global team of nearly 7,000 and our main objective is to create opportunities for our team members to explore, learn, and grow – all while seeing their ideas come to life and celebrating the differences that make us who we are and the work we do possible.
Principal Software Engineer – CAD
Position Summary
The Principal Software Engineer is a senior technical engineer who blends architectural ownership with direct engineering. They drive the design and optimization of complex CAD subsystems, act as a mentor to peers, and ensure solutions scale and meet customer needs. This role works closely with colleagues in other PTC locations to share patterns, align approaches, and drive innovation across the global engineering organization.
Key Responsibilities
Architecture & Development: Architect, design, and implement high-impact CAD functionality, geometry kernels, and APIs; develop and maintain scalable, resilient SaaS and PLM/PDM integrations (e.g., BOM, engineering change management).
Code Ownership: Take end-to-end ownership of critical modules—writing production-quality code, profiling and optimizing algorithms, and ensuring clean, testable, and maintainable solutions.
Testing & Quality: Design, develop, and execute test plans to validate solutions (CAD, PLM, SaaS), ensuring functionality, scalability, and performance meet specifications.
Collaboration: Partner with Product Management, UX, and other global engineering teams to define specifications, influence long-term technical strategy, and ensure design consistency across platforms.
Leadership & Mentorship: Lead and participate in design and code reviews, setting high standards for clarity, maintainability, security, and scalability; mentor engineers of all levels, encouraging technical depth and creative problem-solving.
Innovation & Agility: Work in an Agile environment, exploring new concepts and technologies to enhance our technical direction, standards, and developer experience.
Support & Troubleshooting: Diagnose and resolve high-impact production or customer issues quickly and effectively.
Skills & Knowledge
Deep proficiency in C++ (modern standards) and strong computational geometry or 3D mathematics skills.
Solid understanding of Java, Spring frameworks, and modern design patterns.
Experience developing scalable SaaS services, microservices/SOA, and RESTful APIs.
Comfortable working with cloud technologies, distributed systems, and geographically diverse teams.
Familiarity with database technologies (MongoDB preferred) and JavaScript frameworks (AngularJS or similar).
Passion for writing clean, testable, and scalable code with an eye toward maintainability and security.
Demonstrated ability to provide technical leadership across multiple projects and teams.
Qualifications
Bachelor’s degree in Computer Science, Computer Engineering, or a related field (Master’s preferred).
10+ years of professional software development experience, including 3+ years in technical leadership roles.
Experience with CAD/CAM software product development and PLM/PDM integrations.
Proven track record of delivering high-quality, production-ready software in Agile environments.
Life at PTC is about more than working with today’s most cutting-edge technologies to transform the physical world. It’s about showing up as you are and working alongside some of today’s most talented industry leaders to transform the world around you.
If you share our passion for problem-solving through innovation, you’ll likely become just as passionate about the PTC experience as we are. Are you ready to explore your next career move with us?
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