Synopsys

Synopsys, Inc. is a leading American company in innovations in chip and system design, verification, and manufacturing.
About company

ASIC Digital Design, Sr Staff Engineer

On-site

location Porto

date February 11, 2026

types Full-time

We Are:

At Synopsys, we drive the innovations that shape the way we live and connect. Our technology is central to the Era of Pervasive Intelligence, from self-driving cars to learning machines. We lead in chip design, verification, and IP integration, empowering the creation of high-performance silicon chips and software content. Join us to transform the future through continuous technological innovation.

What You’ll Be Doing:

- Interpreting SerDes standards and digital, analog, and firmware architecture documents to develop verification environments and regression testcases in MATLAB;

- Evaluating and troubleshooting digital and mixed-signal circuits to ensure optimal performance and resolve complex design challenges;

- Collaborating with digital, firmware, and analog teams to solve verification challenges and improve design methodologies;

- Adapting and debugging internal verification environments to effectively replicate challenging scenarios;

- Identifying and implementing process improvements to enhance efficiency in design procedures and methodologies;

- Documenting verification environments, plans, and procedures to ensure clear communication and knowledge sharing across teams.

The Impact You Will Have:

- Enhancing the reliability and performance of high-speed interface products (USB, PCIe, DPHY, CDPHY, MPHY, DP, HDMI) operating up to 40 Gbps through robust verification and validation;

- Driving design efficiency improvements and verification methodologies that reduce time-to-market for next-generation mixed-signal products;

- Ensuring high-quality technical documentation that facilitates seamless knowledge transfer, process consistency, and customer success;

- Fostering an inclusive, collaborative engineering culture across multidisciplinary and global teams.

What You’ll Need:

- 6-10 years of hands-on experience in FPGA design and verification, with a focus on IP-level functional verification;

- Proficiency in Verilog and MATLAB for digital design, verification, and FPGA prototyping with logical synthesis flows;

- Strong programming and scripting skills for test automation and data analytics (Python, C/C++, TCL);

- Strong understanding of digital and mixed-signal circuit evaluation, troubleshooting, and performance optimization techniques;

- Ability to interpret and apply digital architecture and SerDes standards documentation to develop robust verification solutions;

- Excellent technical documentation skills to ensure clear communication and knowledge transfer.

Who You Are:

- Excellent communicator and collaborator, able to work effectively with diverse, cross-functional teams across different cultures and disciplines;

- Critical thinker with strong problem-solving skills, attention to detail, and adaptability to learn new technologies and methodologies;

- Self-motivated and proactive, with strong organizational skills and a results-driven approach to addressing challenges.

The Team You’ll Be A Part Of:

You will join a highly experienced mixed-signal design and verification team focused on developing and delivering industry-leading high-speed interface products. The team is responsible for the entire lifecycle, from specification development to functional and performance testing of test-chips. Working alongside experts in digital and analog domains, you will contribute to the success of current and next-generation products that shape the future of connectivity.

Rewards and Benefits:

We offer a comprehensive range of health, wellness, and financial benefits to cater to your needs. Our total rewards include both monetary and non-monetary offerings.