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Molex Jobs in California (NOW HIRING)

Koch Industries

System Applications Engineer

Fremont, CA · On-site

$110K - $160K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex's Copper Solutions Business Unit is expanding its Enterprise Solutions team and seeking a System Applications engineer who can bridge customer concepts with manufacturable, high ...

Koch Industries

Strategic Accounts Manager

Fremont, CA · On-site

$160K - $200K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As a Molex Account Manager, you will be tasked with growing topline revenue and profit, while working for one of the top interconnect solutions providers in the world. This will be achieved by ...

Koch Industries

Technical Sales Engineer- Datacom

Fremont, CA · On-site

$110K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Molex Sales Team in Fremont is seeking a Technical Sales Engineer to drive and deepen the relationship with key strategic datacom customers. In this role, you will provide technical expertise and ...

Koch Industries

Account Manager- Connectors

Fremont, CA · On-site

$95K - $125K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is seeking a highly motivated and proactive Sales Engineer to join our accomplished sales team in the Bay Area . In this role, the Sales Engineer will oversee designated business units ...

Koch Industries

Senior Signal Integrity Engineer

Fremont, CA · On-site

$175K - $215K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is seeking an experienced Senior Signal Integrity Project Engineer to design, model, analyze, and characterize high-speed connectors, cables, and systems serving cutting edge ...

Koch Industries

Technical Marketing Director

Fremont, CA · On-site

$200K - $270K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is expanding its Wavelength Management (WLM) business and is seeking a Technical Marketing Director to join our team in Fremont, CA. This individual will drive revenue growth and ...

Koch Industries

Sr. Global Category Manager

Fremont, CA · On-site

$170K - $240K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Develop a world class supply base capable of supporting all 5 Molex Divisions while driving flexibility, agility, and cost competitiveness, in a fast paced, dynamic environment. * Work ...

Koch Industries

Technical Marketing Manager

Fremont, CA · On-site

$150K - $220K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is expanding its Wavelength Management business and is seeking a Technical Marketing Manager to join our team in Fremont, CA to help drive growth with strategic customers. In this role ...

Koch Industries

Product Line Director

Fremont, CA · On-site

$200K - $270K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is expanding its Wavelength Management (WLM) business and is seeking a Product Line Director at our Fremont, CA location. This role will provide strategic leadership for a critical ...

Koch Industries

Product Line Manager

Fremont, CA · On-site

$150K - $220K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is expanding its Wavelength Management (WLM) business and is seeking a Product Line Manager for our Fremont, CA Location to own and grow a portfolio of optical networking products. In ...

Koch Industries

HR Business Partner (Engineering)

Fremont, CA · On-site

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job Molex is looking for an HR Business Partner to support our Optical Solutions Business Unit (OSBU). In this role, you will lead strategic and operational HR initiatives. This role provides ...

Koch Industries

Business Development Manager

Anaheim, CA · On-site

$135K - $165K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your Job The Business Development Manager will lead growth efforts for Molex's PCS business across the Western U.S. territory, with additional opportunities in greater North America. This role ...

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How much do molex jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for molex in California is $16.88, according to ZipRecruiter salary data. Most workers in this role earn between $13.75 and $18.03 per hour, depending on experience, location, and employer.

What is a Molex job?

A Molex job refers to a position at Molex, a global manufacturer of electronic, electrical, and fiber optic connectivity systems. Roles at Molex span various fields, including engineering, manufacturing, supply chain, and corporate functions. Employees contribute to the development of innovative connectivity solutions used in industries such as automotive, healthcare, and consumer electronics. Molex offers opportunities for career growth, professional development, and collaboration in a dynamic work environment.

What are the key skills and qualifications needed to thrive in the Molex position, and why are they important?

To thrive at Molex, professionals typically need expertise in electrical or mechanical engineering, manufacturing processes, and quality control, often backed by a relevant engineering degree or technical training. Familiarity with CAD software, automated assembly equipment, and Six Sigma or Lean Manufacturing certifications is valuable in many roles. Strong problem-solving abilities, attention to detail, and effective teamwork skills set outstanding candidates apart. These competencies ensure effective design, production, and improvement of electronic connectors and interconnect solutions, directly impacting product quality and customer satisfaction.

What does a typical day look like for an engineer working at Molex?

A typical day for an engineer at Molex can include collaborating with cross-functional teams to develop or refine connector products, troubleshooting production issues, and ensuring quality standards are met in manufacturing runs. You may spend time reviewing product designs using CAD software, participating in team meetings, and conducting root cause analysis to improve processes. The work environment is often fast-paced and hands-on, with a strong emphasis on innovation, safety, and continuous improvement. Opportunities for mentorship and professional growth are available, and engineers routinely interact with both technical and non-technical colleagues to drive projects forward.

What are the most commonly searched types of Molex jobs in California?

The most popular types of Molex jobs in California are:

What are popular job titles related to Molex jobs in California?

For Molex jobs in California, the most frequently searched job titles are:

What job categories do people searching Molex jobs in California look for?

The top searched job categories for Molex jobs in California are:

What cities in California are hiring for Molex jobs?

Cities in California with the most Molex job openings:

Molex jobs near you
Infographic showing various Molex job openings in California as of August 2026, with employment types broken down into 96% Full Time, and 4% Contract. Highlights an 100% In-person job distribution, with an average salary of $35,100 per year, or $16.9 per hour.

Senior Software Engineer - Optical Transceiver

Molex

Fremont, CA • On-site

$134K - $177K/yr

Full-time

Re-posted 7 days ago

Molex rating

6.8

Company rating: 6.8 out of 10

Based on 38 frontline employees who took The Breakroom Quiz

123rd of 159 rated electronics manufacturers

Job description

Job Summary:
Molex is a leader in the optical industry, providing high-performing wavelength management solutions. They are seeking a Senior Software Engineer to lead application design in Python for test frameworks and optical transceiver systems while managing the development and validation of test software and stations.
Responsibilities:
• Developing software and applications in Python for optical product testing and evaluation.
• Architecting and developing test software in an NPI environment, with delivery of final solutions to a mass production environment.
• Design of complex test framework architecture and data manipulation to facilitate easy storage and retrieval of parameter data, including integration of MES and Database systems.
• Generating robust error handling, logging and reporting systems to assist in accurate diagnostics of test issues, yields or equipment discrepancies.
• Design and implementation of automated systems to optimize software based on data analysis using methods such as parallel distributed process models.
• Manage activities for test station validation and Gage Repeatability and Reproducibility (GR&R).
• Manage processes changes via Change Request Boards (CRB) and Design Engineering Work Orders (EWO).
• Technical analysis of optical parametric data for process and cycle time improvements.
• Work within the New Product Introduction (NPI) team and deliver to the Product Development Lifecycle (PDL) process for gate deliverables and data analysis.
• Support of manufacturing ramps for continuous sustaining and improvements.
• Managing complex and technical optical test related projects.
Qualifications:
Required:
• Bachelors degree in Computer Science, Information Technology, Software Engineering or related technical field
• Must have 3 years of experience developing software and application in Python for product testing optical and evaluation
• Architecting and developing test software in an NPI environment, with delivery of final solutions to a mass production environment.
• Design of complex test framework architecture and data manipulation to facilitate easy storage and retrieval of parameter data, including integration of MES and Database systems.
• Software and test process optimization and improvements in a mass production environment
• Design and implementation of automated systems to optimize software based on data analysis using methods such as parallel distributed process models.
• Experience performing code reviews/analysis to optimize code development and ensure adherence to test development requirements
• Full understanding of Gitlab and Gitflow process, implementing CI/CD
• Experience with Jira/Confluence for tracking and documentation
• Knowledge of production test environments (GRR, SPC, OCAP, 8D, etc.)
Company:
Molex supplies electronic interconnect solutions and connectivity products for a broad range of industries. It is a sub-organization of Koch, Inc.. Founded in 1938, the company is headquartered in Lisle, USA, with a team of 5001-10000 employees. The company is currently Late Stage.

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