Jobs and Careers
KO

Senior Mechanical Engineer

Koch
United Statesfull_timeVerifiedPosted 29 Jun 2026
💰 $160,000/yr($120,000/yr$160,000/yr)

About the role

Location(s)
Lisle, Illinois
Company
Molex
Career Field
Engineering
Job Number
185838

Your Job

Molex is seeking an innovative Senior Mechanical Engineer to join our R&D team. This team is responsible for the conceptualization of industry leading fiber optic interconnect solutions and systems in rapidly growing markets in cloud computing, AI, and hyperscale applications. Our team is comprised of highly skilled professionals who thrive in an environment of constant learning and innovation. A successful applicant will have the ability to appropriately plan and see assignments through to completion; develop timing, meet project schedules, manage risks, and systematically solve problems of a complex scope.


Our Team

Molex’s Optical Connectivity Group is at the forefront of designing and delivering cutting-edge optical solutions that power data centers, telecom infrastructure, and next-gen computing. With a presence in more than 40 countries, Molex fosters a culture of innovation, collaboration, and transformative technology development across global markets.


What You Will Do

  • Lead new product design from Concept through Design, Development, Testing, and Industrialization while following the Molex Product Development Process
  • Conduct simulations, prototyping and testing of optical interconnect solutions and systems that meet performance and reliability requirements
  • Collaborate with manufacturing to ensure designs are efficient to manufacture and cost-competitive by applying DFM/DFA principles
  • Collaborate directly with patent attorneys and agents to draft and review patent applications, ensuring technical accuracy of claims and descriptions
  • Interface with cross-functional team members in product and project management, manufacturing, procurement, and quality, during all phases of new product development and in support of existing products
  • Gain and apply comprehensive understanding of fiber optic products, installation, and test methods to all new product development projects

Who You Are (Basic Qualifications)

  • BS in Mechanical Engineering or related engineering field
  • 5+ years of technical experience in new product development
  • Sound experience with parametric solid modeling (NX, Creo, SolidWorks)
  • Solid understanding of GD&T (Geometric Dimensioning and Tolerancing) analysis
  • Design experience with multiple manufacturing techniques (injection molding, insert molding, sheet-metal forming, machining, extrusion)
  • Familiarity with defining, applying, and interpreting Finite Element Analysis (FEA)
  • Experience defining, executing, and interpreting product test plans & reports
  • Desire to learn, be challenged and interact in a cross-functional team environment
  • A demonstrated ability to learn quickly and mak

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Koch

View company profile →