Principal CAD Engineer
Impinj · Porto Alegre, Rio Grande do Sul, Brazil · On-site
Posted Oct 6, 2026
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Impinj is a leading RAIN RFID provider and Internet of Things pioneer. We’re inventing ways to connect every thing to the Internet — including retail apparel, retail general merchandise, healthcare items, automobile parts, airline baggage, food and much more. With more than 100 billion items connected to date, and multiple Fortune 500 enterprises around the world using our platform, we solve for a better understanding of our world. If it’s a thing, we’re working to connect it. Join Impinj and help us realize our vision of a boundless IoT— connecting trillions of everyday items to the Internet.
Team Overview:
The CAD Silicon Support Engineering team is the backbone of our silicon development engine. We are a high-impact, multi-disciplinary group of engineers dedicated to building, maintaining, and optimizing the critical Electronic Design Automation (EDA) environments, toolchains, and methodologies that enable our design teams to tape out world-class silicon.
Our mission, to accelerate time-to-market and maximize engineering productivity by delivering robust, highly automated, and deterministic CAD workflows. We bridge the gap between EDA vendor tools and the unique, complex demands of our custom silicon architectures, ensuring maximum tool uptime, optimal license utilization, and flawless data management.
What you will do:
Develop process development kit elements (PDK), including DRC, LVS and Extraction rule decks, model files, custom parameterized cells, and timing files.
Setup and configure EDA tools for design teams
Specify workstation and server systems, develop Linux OS installation and maintenance scripts, administer and support user accounts
Support team members on the Linux Operating System
Support circuit and layout designers using DRC, LVS and Extraction tools
Support analog and digital design flows and tools from project setup through tape out
Work with static timing tools and library characterization tools
Work alongside designers to help debug and sometimes automate design tasks, and be a liaison between designers and tool vendors
What you will bring:
Bachelor’s degree with 15 years of experience or MS with 10 years of experience in Electrical Engineering or related field
10+ years in a design and/or design automation field
Experience with Physical Verification Tools (DRC/LVS/Extraction tools)
Proficiency in one or more programming and Scripting Languages (Cadence Skill, Perl, Python, Unix shell, C, C++, Web development)
Experience supporting Linux operating systems
Experience working with CMOS silicon processes
Excellent written and verbal communication skills
Demonstrated ability to document technical processes clearly and communicate findings across engineering and cross-functional teams.
Ability to work effectively in a collaborative, fast-paced environment while managing multiple priorities and deadlines
Experience with 60% or more of the following tools and methodologies :
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