MTS Signal Integrity

Rambus, a premier chip and silicon IP provider, is seeking a highly motivated Signal Integrity (SI) Engineer to join the Memory Interface Chips Business Unit. In this role, you will work with experienced SI, PI, package, design, and validation engineers to develop next-generation DDR memory interface products operating at data rates exceeding 16 GT/s. 

This position provides an excellent opportunity for new graduates to gain hands-on experience in high-speed link design, signal integrity analysis, power integrity analysis, package design, and system-level modeling for cutting-edge memory products. 

Rambus offers a flexible work environment, embracing a hybrid approach for most office-based roles. Employees are encouraged to spend an average of at least three days per week onsite, allowing for two days of remo

• →Support SI/PI analysis and simulations for memory interface products and associated package/board designs. 

• →Assist in channel modeling and simulation of high-speed DDR interfaces. 

• →Perform SI/PI studies to evaluate signal quality, jitter, crosstalk, return loss, eye diagram, and power delivery network (PDN) performance 

• →Work with design, package, and validation teams to understand system requirements and simulation results. 

• →Correlate simulation data with laboratory measurements such as oscilloscope measurements, TDR measurements, and VNA measurements 

• →Assist in developing simulation methodologies, automation scripts, and analysis flows. 

• →Document simulation results and present findings to cross-functional teams. 

• →Participate in silicon bring-up and debug activities when needed

• M.S. degree in Electrical Engineering (preferred) or B.S. degree in Electrical Engineering with strong academic performance. 

• Coursework or research experience in one or more of Signal Integrity, Power Integrity, Electromagnetics, High-Speed Digital Design, RF/Microwave Engineering and Communication Systems. 

• Strong understanding of transmission line theory, S-parameters, reflection and termination, crosstalk mechanisms, jitter concepts 

• Familiarity with circuit simulation tools such as SPICE, Keysight ADS, HFSS, PowerSI, and Ansys EM tools 

• Proficiency in at least one scripting language: Python, MATLAB, and Tcl 

• Strong analytical and problem-solving skills. 

• Good written and verbal communication skills. 

• Ability to work effectively in a collaborative team environment. 

• Academic project, internship, or research related to DDR interfaces, SerDes, high-speed I/O, package design, and PCB design 

• Experience with ADS, HFSS, Q3D, PowerSI, and Cadence Allegro 

• Familiarity with measurement equipment such as oscilloscope, VNA, and TDR 

• Knowledge of equalization techniques such as FFE, DFE, and CTLE 

• Understanding of memory or semiconductor systems. 

Rambus is a global company that makes industry-leading memory interface chips and Silicon IP to advance data center connectivity and solve the bottleneck between memory and processing. With over 30 years of semiconductor experience, we are a leading provider of high-performance products and innovations that maximize the bandwidth, capacity and security for AI and other data-intensive workloads. Our world-class team is the foundation of our company, and our innovative spirit drives us to develop the cutting-edge products and technologies essential for tomorrow’s systems.  

Rambus offers a competitive compensation package including base salary, bonus, equity, matching 401(k), employee stock purchase plan, comprehensive medical and dental benefits, time-off program, and gym membership.  

The US salary range for this full-time position is $86,900 to $161,500. Our salary ranges are determined by role, level and location. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location and market conditions.  

At Rambus, we are committed to fostering a workplace where every individual is respected, supported, and empowered to succeed. We value a range of perspectives and experiences that contribute to innovation and collaboration. Our goal is to ensure that all team members have equitable access to opportunities, resources, and a sense of belonging. We believe that a culture of fairness and inclusion helps us all do our best work. 

 Rambus is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, or other applicable legally protected characteristics.  

Rambus is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans during our job application procedures. If you require assistance or an accommodation due to a disability, please feel free to inform us in your application. 

Rambus does not accept unsolicited resumes from headhunters, recruitment agencies or fee-based recruitment services. 

For more information about Rambus, visit rambus.com. For additional information on life at Rambus and our current openings, check out rambus.com/careers/. 

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