Application Engineer

Credo is seeking a Application Engineer to join our AE Team. The role centers on verifying and validating post-silicon high-speed SerDes Ethernet products—developing efficient Python automation scripts, evaluating chip performance at the system level across varied environments, and improving SerDes algorithms and performance. Working closely with the Design, Production, and Firmware teams, you'll ensure the chip runs reliably under different conditions and use sampling scopes, BERTs, and other high-speed test equipment to analyze and debug high-speed systems. This is a full-time onsite position based in San Jose, CA. 
 
Base salary range is $100,000 - $130,000 a year. The base salary offer will depend on factors such as education, experience, training, skills, qualifications, and location. This position is also eligible for a discretionary bonus, equity and a full range of medical and other benefits.
 
Why Credo

• Purpose: We invest in what matters. From meaningful-future shaping projects to competitive compensation, we empower you to grow your career while making a lasting impact.
• People: Connection starts within. We collaborate, celebrate wins, and create an environment where everyone can do their best work.
• Possibilities: Our belief shapes what’s next. Our technology powers the most reliable and energy-efficient connections around the world – and our team powers new products and markets that come next.

Qualifications
Basic Qualifications

• Master's degree in Electrical Engineering, Computer Engineering, or a related field, with three or more years of experience.
• Proficiency in Python, including the ability to understand and develop code within existing frameworks.
• Basic knowledge of DSP and digital design.
• Experience handling and operating high-speed test equipment.
• Strong multitasking skills to manage competing requests.
• Team-oriented and analytical, with a self-driven desire to deliver beyond the defined scope.
   
  

Preferred Qualifications

• Experience with C and firmware development; familiarity with Git.
• Knowledge of Ethernet at the top level, including Retimer, Bitmux, MAC/PCS, and MAC/Sec.
• Experience developing automation test scripts for link-up, training, and diagnostics.
• Excellent problem-solving and analytical thinking, with the ability to adapt to new generations of technology.
  

Responsibilities

• Hardware-focused role.
• Develop automation test scripts and SerDes algorithms in Python and C.
• Perform system-level verification and validation across different test environments.
• Analyze and debug high-speed systems across a range of data rates.
• Partner with cross-functional teams to produce stable firmware with SerDes algorithms.
• Develop SLT test scripts and work with the Production team to run high-volume sample tests.
• Generate high-quality reports based on test results.
• Support customers on internal chip and IP evaluations and demonstrations.

Benefits
Credo’s mission is to transform connectivity at scale through fast, reliable, and energy-efficient system solutions. Our high-speed copper and optical interconnect products deliver industry-leading power and performance at up to 1.6T to meet the ever-expanding data infrastructure demands of AI.
 
Our product portfolio includes ZeroFlap (ZF) Active Electrical Cables (AECs) and ZF optical transceivers, OmniConnect memory solutions, and a suite of retimers and DSPs for optical and copper Ethernet and PCIe, all leveraging the PILOT diagnostic and analytics software platform. Credo innovations enable our customers to connect the systems that connect the world.
 
Credo is committed to creating an inclusive environment for all employees and welcome applicants from diverse backgrounds without regard to race, color, religion, gender, sex, sexual orientation, national origin, genetic information, age, disability, veteran status, or any other legally protected basis. If you have a disability or special need that requires accommodation to navigate our website or complete the application process, email [email protected].