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Corning

Sr. Prototyping Engineer

Keller, TX, United States

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Job details

Experience: 5+ years of experience in a development or experimental laboratory environment working with electrical/mechanical assembly and testing.
Posting language: English
Posted: Nov 3, 2026

Original job description

Requisition Number: 79619

The company built on breakthroughs. Join us.

Corning is one of the world’s leading innovators in glass, ceramic, and materials science. From the depths of the ocean to the farthest reaches of space, our technologies push the boundaries of what’s possible.

How do we do this? With our people. They break through limitations and expectations – not once in a career, but every day. They help move our company, and the world, forward.

At Corning, there are endless possibilities for making an impact. You can help connect the unconnected, drive the future of automobiles, transform at-home entertainment, and ensure the delivery of lifesaving medicines. And so much more.

Come break through with us.

Our Optical Communications segment has recently evolved from being a manufacturer of optical fiber and cable, hardware and equipment to being a comprehensive provider of industry-leading optical solutions across the broader communications industry.This segment is classified into two main product groupings – carrier network and enterprise network. The carrier network product group consists primarily of products and solutions for optical-based communications infrastructure for services such as video, data and voice communications. The enterprise network product group consists primarily of optical-based communication networks sold to businesses, governments and individuals for their own use. Scope of Position

The Senior Prototyping Engineer designs, builds, and coordinates prototypes for optical connectivity solutions used in fiber optic networks. This hands-on role supports a low-volume, development-oriented prototype line and works closely with technicians, engineering, Quality, Supply Chain, Manufacturing, customers, and external suppliers.
The position is responsible for translating product and customer needs into practical prototype designs, materials, tooling, assembly processes, and build plans. The engineer supports fiber optic connector and cable assembly development, process improvement, technical troubleshooting, and transfer of mature solutions to Technology Teams or manufacturing operations.
Projects may support any Corning division, customer opportunity, or R&D initiative. The role develops and leverages internal and external networks of product experts, suppliers, fabrication shops, contract manufacturers, cable assembly houses, and tooling providers.

Day to Day Responsibilities

Collaborate with customers, Market Development, Product Line Managers, engineers, technicians, lab managers, suppliers, and supply chain to design, build and deliver prototypes for optical connectivity solutions for fiber optic networks
Develop prototype designs, build plans, bills of materials, work instructions, process documentation, acceptance criteria, and schedules.
Lead technical execution of fiber optic connector, cable assembly, and optical connectivity prototype builds and process-development trials.
Work directly with technicians to provide technical guidance, troubleshoot build issues, clarify process requirements, and improve repeatability.
Develop and improve processes for fiber optic components
Coordinate materials, tooling, fabrication, equipment, supplier activity, and prototype delivery timelines.
Design, specify, and improve fixtures, tooling, equipment, and workstations to support quality, safety, ergonomics, and process consistency.
Analyze prototype build, inspection, test, yield, and defect data; lead root-cause analysis and corrective actions.
Provide design-for-manufacturability, assembly, testability, and reliability feedback to product and technology teams.
Engage global manufacturing teams to assess manufacturability and support technology transfer or initial process implementation.
Build relationships with internal experts and external fabrication, tooling, equipment, supplier, and contract manufacturing resources.
Capture prototype results, customer feedback, technical risks, and potentially patentable ideas.
Train technicians on new or revised processes, tools, equipment, and documentation.
Maintain compliance with safety, ESD, cleanliness, quality, and controlled-document requirements.

Required Qualifications

BS in Engineering, Mechanical Engineering preferred
5+ years of experience in a development or experimental laboratory environment working with electrical/mechanical assembly and testing.
Demonstrated mechanical aptitude and structured problem-solving ability.
Experience developing, documenting, troubleshooting, and improving precision assembly or manufacturing processes.
Ability to interpret drawings, specifications, tolerances, bills of materials, travelers, and test or inspection data.
Ability to communicate technical ideas clearly through written documentation, presentations, and direct interaction with technical teams.
Ability to manage multiple projects, priorities, schedules, and deliverables.

Desired Qualifications

Design products or manufacturing processes using CAD (ProE / CREO Skills a Must)
Ability to interpret and generate drawings and schematics.
Familiar with fiber optic theory.
Project management experience and demonstrated application of project management tools.
Proactively collaborates throughout an organization and drives technical culture.
Experience with discrete assembly processing.
Experience developing processes and parameters.
Collaboration with internal and external designers.

This position does not support immigration sponsorship.

The range for this position is $101,784.00 - $139,953.00 assuming full time status. Starting pay for the successful applicant is dependent on a variety of job-related factors, including but not limited to geographic location, market demands, experience, training, and education.

A job that shapes a life.

Corning offers you the total package.

Your well-being is our priority. Our compensation and benefits package supports your health and wellness, financial aspirations, and career from day one.

Company-wide bonuses and long-term incentives align with key business results and ensure you are rewarded when the company performs well. When Corning wins, we all win.
As part of our commitment to your financial well-being, we provide a 100% company-paid pension benefit with fixed contributions that grow throughout your career. Combined with matching contributions to your 401(k) savings plan, Corning’s total contributions to your retirement accounts can reach between 7% and 12% of your pay, depending on your age and years of service.
Our health and well-being benefits include medical, dental, vision, paid parental leave, family building support, fitness, company-paid life insurance, disability, disease management programs, paid time off, and an Employee Assistance Program (EAP) to support you and your family.
Getting paid for our work is important, but feeling appreciated and recognized for those contributions motivates us much more. That’s why Corning offers a recognition program to celebrate successes and reward colleagues who make exceptional contributions.

We prohibit discrimination on the basis of race, color, gender, age, religion, national origin, sexual orientation, gender identity or expression, disability, veteran status or any other legally protected status.

Corning is committed to providing equal employment opportunities and considers requests for reasonable accommodations in accordance with applicable laws. Individuals with disabilities or sincerely held religious beliefs may request reasonable accommodations to participate in the application or interview process, perform essential job functions, or access other benefits and privileges of employment. To submit a request for reasonable accommodation related to disability or religion, please contact us at accommodations@corning.com.

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