Samsung Semiconductor
Staff Engineer, PCIe PHY/Link Analysis
San Jose, California, United States · Staff+
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About the role
- Please Note: To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period.
- Advancing the World's Technology Together Our technology solutions power the tools you use every day--including smartphones, electric vehicles, hyperscale data centers, IoT devices, and so much more.
- We believe innovation and growth are driven by an inclusive culture and a diverse workforce.
Responsibilities
- Link Bring-up & Training: Own LTSSM behavior, link training and equalization sequencing, PCIe enumeration, and configuration-space flows during device bring-up.
- Transaction/Transport Layer: Analyze and validate TLP/DLLP handling, flow control, credit management, ordering rules, ACK/NAK and replay, error handling (AER), and end-to-end data integrity across the stack.
- Compliance & Standards: Participate in and support industry PHY/Link compliance tests, including PCI-SIG events.
Requirements
- Protocol Expertise: Deep proficiency with the PCIe protocol spanning the entire architecture from the Physical Layer through the Data Link Layer to the Transaction/Transport Layer.
- Link Layer Mastery: Strong hands-on knowledge of LTSSM, link training/equalization, PCIe enumeration, flow control, replay/retry, and error handling (AER).
- PHY Awareness: Working knowledge of PHY-layer operation (CDR to Equalizer such as VGA, CTLE, DFE, FFE, DSP, etc ) sufficient to root-cause link issues that cross the PHY/Link boundary.
- Firmware & Debugging: Solid experience in C/C++ for embedded systems, and expertise with UART/JTAG/ICE debuggers and general firmware debugging techniques.
- Analysis Tools: Strong experience with PCIe protocol analyzers, logic analyzers, and signal analyzers for link and transaction-level debug.
- Collaboration: Ability to work effectively within a multi-functional team environment.
- Knowledge on SI/PI for PCIe
- Validation: Experience in both pre-silicon and post-silicon SoC validation.
- Power Management: Experience with PCIe power management (ASPM, L1 substates) and low-power link states.
- BS in Computer/Electrical/Electronic Engineering or Computer Science, and 8+ years of relevant experience in hardware or a MS in Computer/Electrical/Electronic Engineering or Computer Science with 5+ years of relevant experience is required.
- What We Offer
- The pay range below is for all roles at this level across all US locations and functions. Pay within this range varies by work location and may also depend on job-related knowledge, skills, and experience. We also offer incentive opportunities that reward employees based on individual and company performance.
Nice to have
- Preferred Skills
- Extended Protocols: Proficiency in NVMe, CXL, or SAS/SATA protocols is a significant plus.
Skills
- Advancing the World's Technology Together
Compensation
- $163,000 - $253,000 USD
Benefits
- This is in addition to our diverse package of benefits centered around the wellbeing of our employees and their loved ones.
- In addition to the usual Medical/Dental/Vision/401k, our inclusive rewards plan empowers our people to care for their whole selves.
- Enjoy Time Away You'll start with 4+ weeks of paid time off a year, plus holidays and sick leave, to rest and recharge.
- Care for Family Whatever family means to you, we want to support you along the way-including a stipend for fertility care or adoption, medical travel support, and virtual vet care for your fur babies.
- Prioritize Emotional Wellness With on-demand apps and free confidential therapy sessions, you'll have support no matter where you are.
- Embrace Flexibility Benefits are best when you have the space to use them.
- That's why we facilitate a flexible environment so you can find the right balance for you.
- Our onsite Café and gym, plus virtual classes, make it easier.
Company info
- Our Commitment to Innovation and Fairness At Samsung Semiconductor, we use Artificial Intelligence (AI) tools in the recruitment process to enhance efficiency.
Equal opportunity
- Employment Policy
- Samsung Semiconductor takes pride in being an equal opportunity workplace dedicated to fostering an environment where all individuals feel valued and empowered to excel, regardless of race, religion, color, age, disability, sex, gender identity, sexual orientation, ancestry, genetic information, marital status, national origin, political affiliation, or veteran status.
- When selecting team members, we prioritize talent and qualities such as humility, kindness, and dedication.
- We extend comprehensive accommodations throughout our recruiting processes for candidates with disabilities, long-term conditions, neurodivergent individuals, or those requiring pregnancy-related support.
This listing is sourced directly from Samsung Semiconductor's careers page and normalized into a canonical job model.