Signal Integrity Engineer

Join the Cisco Hardware Engineering Team, a group of dedicated experts committed to designing and developing advanced technology that drives global connectivity. As part of this team, you will work alongside innovators, problem solvers, and collaborators to create robust hardware solutions that meet the dynamic needs of modern networks. We value innovation, quality, and collaboration, and are committed to pioneering new technologies that deliver exceptional products, empowering global communication and connectivity. If you're passionate about shaping the future of connectivity, we invite you to be part of our team.

As a Signal Integrity (SI) Engineer, you will be a part of an engineering team that designs Advanced Security Hardware Appliances. We are looking for candidates who strive in a fast-paced start-up like environment. You will be part of a dedicated team; open communications, empowerment, innovation, teamwork and customer success are the foundations of the team. The ideal candidate has a can-do attitude with an eagerness to learn & solve problems that are of the most challenging kind. We are looking for a motivated SI Engineer to contribute to the development of our next generation products.

• Working directly with the Hardware design team to evaluate design tradeoffs and optimize design performance / risk / cost / manufacturability
• Drive next generation SerDes IP characterization
• Design and analysis of multi-gigabit serial links and their compliance to standards
• Electromagnetic modeling of complex 3-dimensional structures
• Perform pre- and post-route signal integrity analysis of PCB designs
• Work closely with the PCB CAD team, generating and verifying PCB layout rules and supporting placement feasibility studies
• Performing DDR4/DDR5 static timing and signal integrity analysis
• Modeling and analyzing power delivery networks
• Performing physical measurements to collect data for design validation and simulation correlations
• Driving methodology improvements and automation - growing performance and efficiency
• Development simulation tools with EDA vendor(s) whenever needed for analysis
• Generating the routing requirements and electrical margins for specific interfaces, including its validation
• Lead, track and drive SI tasks between HW team, SI engineers and other external teams
• Mentor junior engineers and interns

• Bachelor's or Master's degree in Electrical/Computer Engineering or a related technical field, or at least 5 years of relevant experience in hardware engineering.
• 5+ years of hands-on experience with large integrated circuits such as CPUs and FPGAs, with a focus on high-speed interfaces. Experience working with a broad range of PCB materials and understanding cost/performance trade-offs.
• 5+ years experience working with system-level power integrity and budgeting, including DC, AC, and transient analysis.

• Self-motivation, strong teamwork, strong communication skills and out of the box thinking with the strong desire to innovate are essential
• Working experience with high speed NRZ and PAM4 SerDes, PLLs, CDR and FEC
• Solid knowledge of the IEEE 802.3 and OIF specifications for 25Gbps and 56Gbps SerDes Interfaces
• Knowledge of DDR4/DDR5 simulation methodology and timing analysis
• Well versed with 3-D field solvers
• In depth understanding of electromagnetic theory
• Working knowledge of AMI models and tools (SiSoft QCD and ADS)
• Strong lab skills and measurement experience are required (VNA, TDR, Real Time Scope, BERT)
• Strong tools knowledge (HFSS, ADS, SiSoft QCD and QSI, Cadence PowerSI/DC, Allegro, Simbeor, HSpice)
• Generating the routing requirements and electrical margins for specific interfaces and verifying their correctness
• Able to define a project schedule and requirements, then deliver to that schedule

#WeAreCisco where every individual brings their unique skills and perspectives together to pursue our purpose of powering an inclusive future for all.

Our passion is connection-we celebrate our employees' diverse set of backgrounds and focus on unlocking potential. Cisconians often experience one company, many careers where learning and development are encouraged and supported at every stage. Our technology, tools, and culture pioneered hybrid work trends, allowing all to not only give their best, but be their best.

We understand our outstanding opportunity to bring communities together and at the heart of that is our people. One-third of Cisconians collaborate in our 30 employee resource organizations, called Inclusive Communities, to connect, foster belonging, learn to be informed allies, and make a difference. Dedicated paid time off to volunteer-80 hours each year-allows us to give back to causes we are passionate about, and nearly 86% do!

Our purpose, driven by our people, is what makes us the worldwide leader in technology that powers the internet. Helping our customers reimagine their applications, secure their enterprise, transform their infrastructure, and meet their sustainability goals is what we do best. We ensure that every step we take is a step towards a more inclusive future for all. Take your next step and be you, with us!