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60 Cadence Design Systems Senior Principal Software Engineer Jobs Hiring in San Jose, CA

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What are the key skills and qualifications needed to thrive as a Senior Principal Software Engineer, and why are they important?

To thrive as a Senior Principal Software Engineer, you need deep expertise in software development, architecture design, and advanced problem-solving, typically supported by a bachelor's or master's degree in computer science or a related field. Mastery of programming languages (such as Java, C++, or Python), cloud platforms (like AWS or Azure), and experience with CI/CD tools or architectural frameworks is essential, with certifications like AWS Certified Solutions Architect being advantageous. Exceptional leadership, communication, and mentorship skills set outstanding candidates apart by enabling them to guide teams and influence technical direction. These competencies ensure the delivery of robust, scalable solutions and drive organizational innovation and efficiency.

How does a Senior Principal Software Engineer typically contribute to strategic decision-making within a technology organization?

Senior Principal Software Engineers play a key role in shaping technical direction and architecture at an organizational level. They often collaborate closely with engineering leadership, product managers, and cross-functional teams to evaluate technology choices and align projects with long-term business goals. This role involves mentoring other engineers, driving adoption of best practices, and proactively identifying technical risks and opportunities. By influencing architectural decisions and setting technical standards, Senior Principal Software Engineers help ensure the scalability, reliability, and maintainability of critical systems.

What is a Senior Principal Software Engineer?

A Senior Principal Software Engineer is a highly experienced and skilled professional who leads the design, architecture, and development of complex software systems. They often act as technical experts, providing guidance on best practices, code quality, and system scalability. In addition to coding, they mentor other engineers, influence technology strategy, and collaborate with cross-functional teams to deliver business-critical solutions. Their role typically requires extensive industry experience and a deep understanding of both software engineering and business requirements.

What is the difference between Senior Principal Software Engineer vs Lead Software Engineer?

AspectSenior Principal Software EngineerLead Software Engineer
CredentialsBachelor's/Master's in CS or related field, extensive experienceBachelor's/Master's in CS or related field, significant experience
Work EnvironmentStrategic, architecture, and high-level technical leadershipProject management, team coordination, technical guidance
Industry UsageResearch, enterprise, large-scale tech companiesProduct teams, startups, mid-sized companies

The Senior Principal Software Engineer typically focuses on strategic technical direction and architecture, often working across teams and influencing company-wide technology decisions. In contrast, the Lead Software Engineer manages project execution and team coordination. Both roles require advanced technical skills, but their focus areas differ, with the Senior Principal emphasizing long-term vision and the Lead emphasizing project delivery.

What is it like to work at Cadence Design Systems?

Cadence Design Systems is a collaborative and innovative company that prioritizes teamwork, customer satisfaction, and technological advancements. The company's global presence and diverse teams enable employees to work on complex projects, collaborate with experts from various fields, and contribute to the development of cutting-edge electronic design automation (EDA) solutions. Working at Cadence Design Systems may appeal to individuals who are passionate about technology, enjoy solving complex problems, and are motivated by the opportunity to make a significant impact in the fields of electronics and semiconductor design.
What are the most popular jobs at Cadence Design Systems in San Jose?
Infographic showing various Senior Principal Software Engineer job openings at Cadence Design Systems in San Jose, CA as of May 2026, with employment types broken down into 100% Full Time. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution.
Sr. Principal SI/PI Engineer

Sr. Principal SI/PI Engineer

Cadence Design Systems Inc.

San Jose, CA

$154K - $286K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 18 days ago

Job description

At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.

Sr. Principal SI/PI Engineer
This is a unique opportunity to join the HPP IP R&D Group at Cadence Design Systems. We are looking for a Sr Principal SI/PI Engineer who will be a key contributor to our advanced high speed IP products. This is a hands-on technical position.
Main Job Tasks and Responsibilities:
Work on test chip package design SI/PI optimization and verification.
Work on evaluation board design optimization for best SI/PI performance.
Provide extracted and measured channel models for chip designers in the R&D team.
Help with package and PCB SI/PI design guidelines and customer support on SI/PI related inquiries.
Review customer package and board designs and simulation results. Help with providing feedback to customers to ensure best possible performance of our IP in their ASIC.
Work on link performance simulations using S-parameter channel models and IBIS-AMI behavioral models.
Help with SI/PI related debug of test chips or customer ASICs in the lab.
Position Requirements:
M.S. or Ph.D. Electrical Engineering (or similar degree)
3+ years of experience preferably working with high speed SerDes and PHYs
Good understanding of high speed SerDes architecture
Hands on lab experience with instruments like high speed oscilloscopes, TDRs, VNAs, spectrum analyzers, etc.
Fluent with using 3D and 2.5D extraction tools like Sigrity Clarity/PowerSI or Ansys HFSS/SIwave
Experience with IBIS-AMI model simulations
Experience with simulation result to lab measurement correlation
Good understanding of PCB and FCBGA design rules and requirements
Strong debugging and problem-solving skills
Excellent communication and presentation skills to effectively communicate with both customers and internal stake holders

The annual salary range for California is $154,000 to $286,000. You may also be eligible to receive incentive compensation: bonus, equity, and benefits. Sales positions generally offer a competitive On Target Earnings (OTE) incentive compensation structure. Please note that the salary range is a guideline and compensation may vary based on factors such as qualifications, skill level, competencies and work location. Our benefits programs include: paid vacation and paid holidays, 401(k) plan with employer match, employee stock purchase plan, a variety of medical, dental and vision plan options, and more.

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