About Us

G&H is a world leader in optical design, testing, and manufacturing. As experts in the technology of light, G&H partners with customers to deliver advanced optical systems, assemblies, and components for demanding applications.

Headquartered in Ilminster, Somerset, UK, with primary operations across the United States and Europe, G&H is recognized for its expertise in acousto-optic, electro-optic, crystal-optic, fiber optic, and precision optic technologies. We serve leading OEMs in aerospace & defense, life sciences, and industrial markets, with a legacy of innovation spanning more than 75 years.

The Role

Located in Rochester, NY, G&H | GS Optics has been a leader in precision polymer optics since 1916. The site specializes in the custom design and manufacture of high-performance optical components used in biomedical instrumentation, healthcare diagnostics, machine vision, analytical instruments, aerospace, defense, and night-vision applications.

In addition to highly automated injection molding capabilities, the facility offers advanced in-house expertise in diamond turning, optical prototyping, thin-film coatings, and precision optical assembly.

We are seeking an experienced Lead Diamond Turning Technician to support the production of high-precision optical components while serving as a technical resource within the Diamond Turning department. This role is responsible for machine setup, process optimization, troubleshooting, inspection, and continuous improvement activities to ensure the highest levels of quality, efficiency, and customer satisfaction.

The successful candidate will possess deep technical expertise in diamond turning processes and will play a key role in supporting operational excellence, training, and problem-solving within the department.

Key Responsibilities

As a Lead Diamond Turning Technician, you will:

• Set up, operate, and optimize Precitech 3-axis and 4-axis diamond turning machines to manufacture precision optical components and tooling.
• Produce spherical, aspheric, and freeform optical surfaces, as well as nickel-plated mold inserts, to exact customer specifications.
• Support process development, troubleshooting, and continuous improvement initiatives to improve yield, quality, throughput, and machine utilization.
• Serve as a technical resource and subject matter expert for diamond turning operations.
• Assist in training and mentoring technicians and operators on equipment, processes, and best practices.
• Interpret engineering drawings, process documentation, and technical specifications.
• Utilize DiffSys software and machine programming tools to support production and process optimization.
• Perform and verify precision measurements using interferometers, profilometers, white-light interferometers, and other metrology equipment.
• Conduct visual inspections in accordance with MIL-PRF-13830B, ISO 10110, and internal quality standards.
• Maintain accurate production records, process documentation, and quality data.
• Ensure compliance with all safety, quality, and environmental requirements.
• Maintain a clean, organized, and efficient work environment.
• Support production schedules and business requirements, including overtime when necessary.

Qualifications Required

• Minimum of 3 years of hands-on diamond turning experience in a precision manufacturing environment.
• Experience setting up and operating Precitech 3-axis and 4-axis diamond turning equipment.
• Experience with DiffSys software and machine programming.
• Strong metrology experience using interferometers, profilometers, white-light interferometers, and related measurement systems.
• Experience manufacturing precision optical components.
• Working knowledge of MIL-PRF-13830B and ISO 10110 standards.
• Strong troubleshooting and problem-solving skills.
• Ability to read and interpret engineering drawings, specifications, and work instructions.
• Excellent attention to detail and commitment to quality.
• Strong organizational, communication, and computer skills.
• Ability to work independently and effectively manage multiple priorities.

Qualifications Preferred

• Experience manufacturing freeform optics and complex optical geometries.
• Experience supporting process development and continuous improvement initiatives.
• Prior experience training or mentoring technicians.
• Familiarity with mold insert manufacturing and optical tooling applications.

Why Join G&H?

At G&H, you'll work alongside industry experts developing cutting-edge optical technologies used in some of the world's most demanding applications. We offer a collaborative environment where innovation, craftsmanship, and continuous improvement are highly valued.

Additional Notes

This job description is intended to describe the general nature and level of work performed. It is not intended to be an exhaustive list of all responsibilities, duties, or qualifications required for the role. Employees may be assigned additional responsibilities to meet business needs.

G&H is an Equal Opportunity Employer and is committed to fostering a diverse and inclusive workplace. Employment decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other protected characteristic under applicable law.

Employment with G&H may be subject to U.S. export control regulations, including ITAR and EAR requirements. Candidates may be required to provide information necessary to determine compliance with applicable export control regulations.