Your Job

We are seeking a detail-oriented and proactive Manufacturing Quality Assurance Engineer to join our production team. This role is critical to ensure that our optical fiber products meet the highest standards of quality, reliability, and customer satisfaction.

What You Will Do

• Lead quality assurance activities across manufacturing processes.
• Address product non-conformities and drive corrective actions.
• Facilitate design reviews, FMEAs, and implement fool-proofing strategies during new product development and change management.
• Improve quality by controlling 4M+1E methodology to ensure no batch Quality Issue and reduce RMA rate
• Prepare for and conduct internal and customer audits.
• Oversee product design, development, and mass production transfer projects from a quality perspective.
• Conduct internal audits and process checks to identify improvement opportunities.
• Review PPAPs, FAI reports, and supplier audits for new equipment and tooling.
• Provide training on updated quality procedures.
• Analyse process performance data and drive continuous improvement initiatives.
• Manage customer complaints using 8D methodology.
• Ensure compliance with ISO 9001 standards. Ensure compliance with safety and regulatory standards.
• Stay up to date with industry developments and proactively recommend quality and process improvements.

Who You Are (Basic Qualifications)

• Bachelor’s degree in Engineering, Quality, or related field.
• Proven experience in manufacturing quality assurance, preferably in fiber optics or electronics.
• Strong understanding of ISO standards and quality systems.
• Experience with PPAP, FMEA, Control Plans, and statistical process control.
• Excellent communication skills in a global work environment.
• Familiarity with Lean Manufacturing and Six Sigma principles.
• DFMEA/PFMEA analysis capability.
• Proficiency in ERP systems (e.g., SAP).
• Advanced proficiency in English and Polish

What Will Put You Ahead

• Familiarity in production processes of optical communication products or components.
• Knowledge of fiber optic standards and testing protocols.
• Familiarity with industry standards such as IEC, TIA/EIA, Telcordia, and ISO relevant to fiber optic manufacturing. Knowledge of optical component and subsystem, TL9000 or ISO9001 or ISO14001 internal auditor certificates.
• Good knowledge of material properties.
• Good knowledge of 8D, 5W1H,7QC tools, FMEA
• Good at Agile/RMA System.

Who We Are

Join Molex — Where Innovation Powers the World’s Data Centers

Step into the future of advanced manufacturing with Molex. Help build the backbone of modern data centers—delivering unmatched reliability and performance for the world’s leading cloud providers. Our teams fuse advanced automation, precision engineering, and world‑class quality systems to produce fiber‑optic solutions deployed at scale across the globe. You’ll collaborate with experts on multiple continents, applying cutting‑edge technology and proven best practices from our flagship facilities to launch new lines in Poland and shape the next generation of connectivity. If you’re passionate about high‑tech manufacturing, thrive in a fast‑paced international environment, and want your work to make a global impact, we’d love to meet you.

You’ll be at the forefront of the infrastructure powering the world’s digital and AI revolutions. Our advanced fiber‑optic connectivity—spanning high‑density MPO/MTP/MMC/DLC/EBO trunk cables, assemblies, and custom‑engineered systems—forms the optical backbone of modern cloud platforms. As artificial intelligence drives explosive growth in data creation and movement, Molex solutions enable ultra‑reliable, high‑throughput, low‑latency networks that keep critical workloads running. Join us to CREATE CONNECTIONS FOR LIFE by shaping the future of digital connectivity—working with global teams to deliver innovations that power AI, cloud computing, and next‑generation technologies.

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.

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.

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