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Staff Engineer, Signal Integrity

Date: Mar 18, 2023

Location: Richardson, TX, US

Company: Celestica International Inc.

Req ID: 104591 
Region: Americas 
Country: United States 
State/Province: Texas 
City:  Richardson 

Thank you for checking us out!


If you’re reading this, chances are that you’re getting this information over at least one piece of hardware that we designed, developed, manufactured or service. Celestica is the brand behind the brands you love in tech and we design, develop, and manufacture leading-edge Hardware Platform Solutions in Networking, Storage, and Server solutions from general purpose to customized Cloud, AI, machine learning, Edge and 5G deployments. Across Data Centers and Enterprise deployments, we are partnered with an impressive roster of some of the world’s biggest tech companies. We work with 9 of the top 10 global internet service providers, 4 of the top 5 global storage providers, 3 of the top 5 networking OEMs, and the top 3 non-X86 server providers engineering solutions for this generation and the next.


Our customers experience firsthand the power of our people - people who share a passion for innovation, technology, collaboration, performance and quality. People who, together, make a formidable team that is not only transforming our company, but transforming the technology landscape of the future.Celestica might not be a household name, but as you evaluate the companies, industries, cultures and teamsthat you are considering for your next career move, we hope that one thing will become very clear: Celestica is no ordinary company. We are change makers. Innovators. And we have an unrelenting drive to find the way for our customers.


Let’s engineer the future together.

The Signal Integrity Engineer will play a critical role in the planning of digital PCB designs, simulation, lab verification, and troubleshooting signal integrity issues on completed designs. They will also be expected to help with design review of critical PCBs for signal integrity concerns. Good communications skills and ability to work with global teams is required. 

Skills Experience Requirements: 

  • 8+ years experience with High Speed Signal Delivery Design and Evaluation. This includes both signal integrity within a PCB and off the board (board to board connectors, ribbon cables, coaxial cable, etc.).
  • Recent experience with Cadence Sigrity design suit, Ansys SIwave/HFSS, Keysight ADS.
  • Expertise in DDRx memory bus designs preferably using Mentor HyperLynx or Cadence Sigrity SI suit.
  • Expertise in the design of serial links including NRZ, multilevel signaling (PAM4), COM, jitter analysis and SERDES equalization techniques with CTLE, DFE and FFE is required.
  • Expertise in channel model construction of serial links cascading s-parameter data of PCB, connector, and cable to generate a complete system model for an end-to-end simulation.
  • At the minimum working level knowledge with Cadence Allegro design layout tool, its constraint manager and schematics.
  • A high level knowledge about behavioral device modeling including IBIS and IBIS-AMI models as well as passive device modeling techniques with touchstone files.
  • A high level knowledge about SI and PCB design fundamentals including single ended and differential signals, signal loss, impedance control and crosstalk noise is required.
  • Experience in the simulation of parallel interfaces including FPGAs, SDRAMs, Flash memory devices.
  • A good grasp of fundamentals circuit and electromagnetics theory including frequency and time domain analysis techniques, transmission line theory, termination techniques, generating and interpreting data-eye diagrams, bathtub curves with NRZ and PAM4 signaling techniques.
  • A working knowledge of PCB stackup design with fabrication limitations and cost trade-offs along with experience of high frequency PCB material.
  • Significant SI lab experience with TDR and VNA measurements.


Typical Education:    

  • Bachelor’s degree in Electrical Engineering with emphasis in electromagnetic theory. Master's degree preferred
  • Educational Requirements may vary by Geography


Minimal travel is required.


This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Celestica’s policy on equal employment opportunity prohibits discrimination based on race, color, creed, religion, national origin, gender, sexual orientation, gender identity, age, marital status, veteran or disability status, or other characteristics protected by law. 

This policy applies to hiring, promotion, discharge, pay, fringe benefits, job training, classification, referral and other aspects of employment and also states that retaliation against a person who files a charge of discrimination, participates in a discrimination proceeding, or otherwise opposes an unlawful employment practice will not be tolerated. All information will be kept confidential according to EEO guidelines.



Celestica (NYSE, TSX: CLS) enables the world’s best brands. Through our recognized customer-centric approach, we partner with leading companies in Aerospace and Defense, Communications, Enterprise, HealthTech, Industrial, Capital Equipment and Energy to deliver solutions for their most complex challenges. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development – from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud.

Headquartered in Toronto, with talented teams spanning 40+ locations in 13 countries across the Americas, Europe and Asia, we imagine, develop and deliver a better future with our customers.


Celestica would like to thank all applicants, however, only qualified applicants will be contacted.

Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services.

Nearest Major Market: Dallas
Nearest Secondary Market: Fort Worth

Job Segment: Construction, Supply Chain, Aerospace Engineering, Supply, Electrical Engineering, Engineering, Operations