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Analog / SerDes / PLL Design Engineers

Chelsea Search Group, Los Angeles, CA, United States


I’m searching for a

PLL

Design Engineer,

Analog

Design Engineer, and

SerDes

Design Engineer/Lead… 3 job descriptions below.

Locations Irvine, California or remote + some travel to Irvine

Analog Design Engineer Responsibilities

Clock generation and distribution (VCOs, PLL, clock distribution, etc)

Design of custom passive components, from concept to silicon implementation

Fundamental analog blocks (bandgap references, LDOs, temp sensors, etc)

High-speed analog circuit design, such as high-speed broadband amplifiers (VGA, CTLE, DRV, etc).

New techniques for the development of next generation optical transceiver

Silicon bring-up, debug and support

Supervise analog layouts within advanced process nodes

System verification and circuit design spec creation

Team communication and documentation

Required Skills & Experience

Master’s degree and/or PhD in Electrical Engineering or related fields with 5+ years of experience.

Experience in advance cmos design and verification flows (tools to evaluate self-heating, electromigration, safe operating area)

Experience with analog design and verification tools (Virtuoso, Spectre, ADE, and post layout extraction tools) is a must

Experience with electromagnetic simulation tools (EMX, Momentum, HFSS or other) is a plus

Good understanding of analog layouts in FinFET and its effect on high-speed designs is a plus

Knowledge of the fundamentals on electromagnetism, lump models, and high-frequency design

Should have strong analog design fundamentals and experience in designing analog circuit blocks for broadband amplification, clock generation and distribution, and/or fundamental analog blocks.

Strong communication and documentation skills

SerDes Design Engineer/Lead Responsibilities

Correlate silicon measurements with simulated data, and lead performance optimization in the system environment

Define architecture, specifications, and circuit topologies for next-generation SerDes

Design high-performance analog/mixed-signal circuits in advanced node technologies

Develop and overview the design of critical blocks including RX/TX equalization (CTLE, DFE), High-speed PLLs, Phase interpolators, DLLs, TDCs

Implement digitally assisted analog circuits, background calibration, and adaptive loops to improve Power, Performance, Area

Lead lab validation, debugging and characterization of SerDes IPs within our state-of-the- art lab

Oversee physical layout to minimize parasitics, device stress, electromigration and process variation impacts

Overview development of system-level modelling, with behavioral models (e.g., MATLAB, SystemVerilog, Verilog-A) to analyze link budgets, equalization strategies, and jitter budgeting

Overview of the analysis of Signal Integrity and Power Integrity to achieve system-defined targets

Required Skills & Experience

Master’s degree and/or PhD in Electrical Engineering or related fields with 10+ years of relevant experience in SerDes design

Experience in lab bring-up, characterization, and debugging designs that reach out production

Must have extensive experience with advanced node technologies (16nm/12nm, 7nm, 5nm, 3nm, 2nm processes)

Prior experience in cross-functional interaction to deliver IP and ensuring seamless integration in SOCs

Proven record of taking high-speed SerDes design to tape-out and volume production

Strong communication and documentation skills

PLL Design Engineer Responsibilities

Address challenges in advanced node technologies, such as self-heating, electromigration, voltage-controlled oscillator (VCO) linearization and device-level noise optimization

Architect, design and simulate analog/mixed-signal PLL building blocks (VCOs, charge pumps, dividers, PFDs, Loop Filters) at transistor level using tools like Cadence Virtuoso and Spectre

Be responsible for PLL bring up in the lab, conducting performance characterization using state-of-the- art lab equipment

Conduct comprehensive system-level simulations and validation for PLL integration into advanced transceiver technologies

Supervise and verify layouts produced by layout engineers to ensure floorplanning, matching, and parasitic minimization using advanced node technologies

Understand trade-offs between different PLL topologies (e.g., integer-N, fractional-N, all-digital/ADPLL) to meet specifications for power, area, jitter, and frequency range

Required Skills & Experience

Master’s degree and/or PhD in Electrical Engineering or related fields with 5+ years of relevant experience in PLL design, and production level tape-out experience.

Deep understanding of phase noise analysis, VCO design, LDOs and supporting circuitry associated with PLLs

Must have extensive experience with advanced node technologies (16nm/12nm, 7nm, 5nm, 3nm, 2nm processes)

Proficient in cadence virtuoso, electromagnetic simulator (e.g., EMX/HFSS), and MATLAB for system-level modelling

Strong communication and documentation skills

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