Performance engineer Jobs in Naperville, IL

Your Job We are seeking a highly skilled and experienced System Architect to develop the cutting edge next-generation hardware systems tailored for high-performance computing (HPC) and artificial intelligence (AI) workloads.
This role demands deep expertise in electrical and mechanical systems, system-level architecture, and high-speed interconnects operating at 112 Gbps-PAM4 and beyond. Our Team At Molex, we create connections for life by enabling technologies that transform the future and improve lives.
With a presence in more than 40 countries, we offer a complete range of connectivity products, services, and solutions across various industries, including data communications, medical, industrial, automotive, and consumer electronics. Our Datacom and Specialty Solutions (DSS) team specializes in providing signal integrity solutions essential for building reliable communications equipment, catering to telecommunications, datacom, hyperscalers, cloud, data center, and storage applications.
We continue to innovate to meet the demands of next-generation markets. What You Will Do * System Architecture & Design * Provide thought leadership in designing scalable, reliable, and high-performance hardware architectures. * Define system-level requirements across electrical, thermal, and mechanical domains and translate them into robust reference designs. * Collaborate cross-functionally with thermal and mechanical teams to ensure seamless technology integrations. High-Performance Hardware Development * Architect systems optimized for AI and HPC environments, that target GPU, TPU, IPU, and other accelerator-based platforms. * Define and manage signaling budgets across chips using SerDes, retimers, and linear amplifiers for ultra-high-speed data paths (112 Gbps-PAM4, 224 Gbps-PAM4). * Drive innovation in power delivery, signal integrity, and thermal solutions to meet demanding performance targets. Technical Leadership & Mentorship * Serve as a subject matter expert in SerDes performance, retimer/redriver technologies, and complex hardware systems. * Participate in design reviews and promote best practices across engineering teams. * Mentor junior engineers and foster a culture of technical excellence. Innovation & Optimization * Stay current with emerging technologies, tools, and methodologies to enhance system performance. * Identify bottlenecks and propose optimizations based on industry experience and benchmarking. Who You Are (Basic Qualifications) * Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or a related field. * 10+ years of experience in hardware design and architecture for high-performance systems. * Deep expertise in power delivery, signal integrity, and thermal management. * Proven experience with SerDes, retimers, and linear amplifiers at 112 Gbps-PAM4 and higher. * Strong collaboration and communication skills across multidisciplinary teams. * Proficiency in PCB layout, CAD tools, and electromagnetic simulation (e.g., HFSS). * Strong analytical and troubleshooting skills for complex multi-domain issues. What Will Put You Ahead * Experience designing and scaling hardware for AI inference and training workloads. * Familiarity with advanced packaging technologies. * Hands-on experience with switch ICs and AI accelerators (GPU, TPU, IPU). For this role, we anticipate paying $150,000 - $200,000 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.
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