Signal Integrity Systems Engineer

Signal Integrity Systems Engineer - United States - 193589 - Koch

Skip to content

Koch Home Page

• Search jobs

• Login

• Candidate Profile

• Employee Login

• Login

• Candidate Profile

• Employee Login

• Home

• Search Jobs

• Life at Koch

• Companies

• Career Opportunities

• How We Hire

• Early Careers

• Recruiting Events

• Candidate Portal

• Join our Talent Community

• Employee Login

• Learn More About Koch

• Latest Koch News

• English - US

• Deutsch

• English - US

• Español - ES

• Français - France

• Polski

• -

• < Back to Search Results

Signal Integrity Systems Engineer

Location(s)

Lisle, Illinois

Company

Molex

Career Field

Engineering

Job Number

193589

Apply now

Share

• Email
• Facebook
• X
• LinkedIn

Your Job

Molex is offering a highly visible role for a Signal Integrity Systems Engineer, and you will design leading-edge solutions for the data services industry, influence next-generation active cable platforms using innovative chips in coordination with engineers from various disciplines.

You will also work closely with our Hyperscale customers and marketing teams to understand the customer's application needs and translate them into best-in-class winning solutions. You may also spend firsthand time on Molex lab facilities and deliver innovative development solutions supporting our products and driving revenue.

Our Team

Molex, a subsidiary of Koch Industries, creates connectivity solutions that enable technologies to transform the future and improve lives. With operations in more than 40 countries, Molex offers connectivity products, services, and solutions for the data communications, medical, industrial, automotive, and consumer electronics industries. We do more than develop customer solutions-we create connections for life.

Molex is looking for a Signal Integrity Systems Engineer to support and develop Active cable designs for Hyperscalers. Our business is witnessing tremendous growth owing to an increasing need for Artificial Intelligence and data transfer rates. You will be working under leadership that has been setting and driving industry standards in data centers for more than 30 years.

What You Will Do

• Own system-level SI analysis for high-speed channels including AEC, ACC, DAC, connectors, and PCB interconnects.
• Develop and analyze end-to-end channels for 112G and 224G PAM4 applications.
• Develop and analyze S-parameter models, correlate simulation models against VNA measurements.
• Perform IBIS-AMI and statistical/electrical simulations for high-speed PAM4 channels.
• Perform system-level BER, eye, jitter, and SNR analysis and identify channel performance limitations.
• Correlate simulation, VNA, TDR, and oscilloscope measurements with system-level results.
• Troubleshoot SI issues across PCB, connector, cable, package, and silicon interfaces.
• Work closely with ASIC/PHY, hardware, PCB, connector, cable, firmware, and validation teams.
• Support customer demonstrations, interoperability testing, plugfests, and technical reviews.
• Create technical reports and present SI results to customers and internal engineering teams.
• Lead root-cause investigations and recommend design improvements.

Who You Are (Basic Qualifications)

• Bachelor's or master's degree in electrical engineering, Electrical & Computer Engineering, or related field.
• 3+ years of experience in high-speed signal integrity, channel modeling, or system validation.
• Good understanding of high-speed SerDes, PAM4 signaling, transmission-line theory, S-parameters, crosstalk, loss/dispersion, reflections and impedance discontinuities, jitter, BER, and equalization.
• Experience with HFSS, Keysight ADS/PLTS, Cadence Sigrity, or similar tools.

What Will Put You Ahead

• Hands-on experience with VNA, TDR/TDT, high-speed oscilloscopes, and BERTs.
• Experience working with S-parameter data and channel models.
• Experience with Python, MATLAB, or similar scripting environments for SI data analysis.
• Experience with 112G/224G PAM4 or similar high-speed SerDes.
• Experience with AEC/ACC/DAC cables and high-speed connectors.
• Experience with IBIS-AMI modeling and simulation.
• Understanding of IEEE, OIF, and/or relevant industry specifications.
• Experience with CMIS, QSFP, OSFP, or other pluggable optical/electrical interfaces.
• Experience correlating simulation models with physical measurements.
• Experience with automated SI data processing using Python.
• Strong problem-solving and cross-functional communication skills.
• Analyze Tx/Rx equalization, including CTLE, FFE, DFE, and re-timer/re-driver behavior.

This position does not qualify for VISA Sponsorship.

For this role, we anticipate paying $100,000 - $150,000 per year. This role is eligible for variable pay, issued as a monetary bonus or in another form.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate''s knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here.

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here, aquí, or tu).

#LI-AP3

#onsite

Apply now

Share

• Email
• Facebook
• X
• LinkedIn

Similar jobs

• Molex

Share

• Email
• Facebook
• X
• LinkedIn

Sr Engineer 2, Signal Integrity

Location:

Singapore, South West

Job Number:

193118

• Molex

Share

• Email
• Facebook
• X
• LinkedIn

Engineer, Signal Integrity

Location:

Shijie Town | Dongguan, Guangdong

Job Number:

192575

• Molex

Share

• Email
• Facebook
• X
• LinkedIn

Engineer, Signal Integrity

Location:

Bangalore, Karnataka

Job Number:

191562

• Molex

Share

• Email
• Facebook
• X
• LinkedIn

Senior Signal Integrity Engineer

Location:

Lisle, Illinois | Rochester Hills, Michigan

Job Number:

190396

• Molex

Share

• Email
• Facebook
• X
• LinkedIn

Engineer, Signal Integrity

Location:

Lisle, Illinois

Job Number:

189452

View all

Koch

Search Jobs Life at Koch How We Hire Early Careers Recruiting Events

2026 Koch IP Holdings, LLC. All Rights Reserved

Privacy Policy Terms of Use Legal Notices Discrimination & Harrassment Policy Code Of Conduct Whistleblowing California Supply Vendors Cookies Settings Help

Privacy Preference Center

Privacy Preference Center

Your Privacy

Your Privacy

When you visit any web site, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalised web experience. Because we respect your right to privacy, you can choose not to allow some types of cookies. Click on the different category headings to find out more and change our default settings. However, blocking some types of cookies may impact your experience of the site and the services we are able to offer.

More information

• Strictly Necessary Cookies

Strictly Necessary Cookies

Always Active

Strictly Necessary Cookies

These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

Cookie Details

• Performance Cookies

Performance Cookies

Performance Cookies

These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Cookie Details

• Functional Cookies

Functional Cookies

Functional Cookies

These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

Cookie Details

• Targeting Cookies

Targeting Cookies

Targeting Cookies

These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising.

Cookie Details

• Social Media Cookies

Social Media Cookies

Social Media Cookies

These cookies are set by a range of social media services that we have added to the site to enable you to share our content with your friends and networks. They are capable of tracking your browser across other sites and building up a profile of your interests. This may impact the content and messages you see on other websites you visit. If you do not allow these cookies you may not be able to use or see these sharing tools.

Cookie Details

Back Button

Advertising Cookies

Filter Button

Consent Leg.Interest

Select All Vendors

Select All Vendors

Select All Hosts

Select All

Clear Filters

Information storage and access

Apply

Confirm My Choices Reject All Allow All