Senior Signal Integrity Engineer

About the role

Cornelis Networks delivers the world’s highest performance scale-out networking solutions for AI and HPC datacenters. Our differentiated architecture seamlessly integrates hardware, software and system level technologies to maximize the efficiency of GPU, CPU and accelerator-based compute clusters at any scale. Our solutions drive breakthroughs in AI & HPC workloads, empowering our customers to push the boundaries of innovation. Backed by top-tier venture capital and strategic investors, we are committed to innovation, performance and scalability – solving the world’s most demanding computational challenges with our next-generation networking solutions. We are a fast-growing, forward-thinking team of architects, engineers, and business professionals with a proven track record of building successful products and companies. As a global organization, our team spans multiple U.S. states and six countries, and we continue to expand with exceptional talent in onsite, hybrid, and fully remote roles.

Responsibilities

• Perform SI simulation including modeling, pre/post-data processing and analysis
• Support high-speed interface interconnects/channel simulation and analysis
• Work in lab with various equipment to perform SI measurements, SerDes test, cable evaluation and qualification, and correlation of the measurements with the SI simulations
• Provide design guidelines for platforms based on simulation and 3D modeling activities
• Review platform designs to ensure that signal paths are laid out to meet design specifications for high-speed interfaces such as PCIe and Ethernet
• Work with platform mechanical, electrical design, software, system test, and manufacturing teams to assist in moving the product into production

Minimum qualifications

• 3+ years of experience in the usage of electromagnetic (EM) simulation tools
• BS or MS in Electrical Engineering, Computer Engineering or Electrical and Computer Engineering
• Understand transmission line theory and electromagnetic (EM) field concepts such as S-parameter and impedance match
• Knowledge of SI fundamentals in modeling complex structures such as packages, BGA, connectors, and PCB boards
• Develop technical documents, including design guidelines and simulation/test correlation reports
• Scripting languages such as Matlab and Python
• Strong communication and interpersonal skills

Preferred qualifications

• 2D/3D EM field solver tools, such as Ansys HFSS, CST, Sigrity, or Keysight SI/PI/EM Pro
• Channel simulation tools for frequency domain and time domain analysis such as Keysight ADS
• High-speed interface design and analysis concepts, such as PCIe, Ethernet IEEE802.3, etc.
• Hands-on experience for lab equipment such as Oscilloscope, Vector Network Analyzer (VNA), Bit Error Rate Tester (BERT), Time Domain Reflectometry (TDR), etc.
• The concepts of PCB layout, which may include experience with tools such as Cadence Allegro PCB designer or other PCB designer tools
• Strong problem-solving and analytical skills to diagnose and resolve SI/PI failures
• Knowledge of optical and active copper cable technologies is a plus

This position follows a hybrid work model and is based at the Chesterbrook Corporate Center in Wayne, PA. The ideal candidate will reside within a reasonable commuting distance.

Benefits

• Competitive compensation package that includes equity, cash, and incentives
• Health and retirement benefits
• Medical, dental, and vision coverage
• Disability and life insurance
• Dependent care flexible spending account
• Accidental injury insurance and pet insurance
• Generous paid holidays, 401(k) with company match, and Open Time Off (OTO) for regular full-time exempt employees
• Other paid time off benefits include sick time, bonding leave, and pregnancy disability leave