Senior Test Engineer

Teledyne LeCroy Korea; St Asaph; On-site; GBP 65,000 - 75,000; Full time

Job summary

Teledyne Technologies Incorporated is seeking a Senior Optical Test Engineer to join the Test Engineering team at our St Asaph site. You will support New Product Introduction, sustain production, and drive continuous improvement across optical test processes and equipment.

You will collaborate with Optical Design, Manufacturing, Quality, and Operations to ensure products meet performance, quality, and regulatory requirements in a high-reliability environment.

Qualifications

• Degree (or equivalent experience) in Physics, Optical Engineering, Photonics, or a related discipline.
• Practical experience in optical testing or metrology within a manufacturing environment.
• Strong understanding of optical principles (imaging, alignment, aberrations, tolerancing).
• Experience troubleshooting complex optical systems and test setups.
• Ability to work effectively across multi‑disciplinary engineering and operations teams.
• Clear technical communication and structured problem‑solving skills.

Responsibilities

• Develop, execute, and maintain optical test methods and procedures to verify product performance against specification.
• Provide hands‑on test support to NPI and production, including fault finding, root cause analysis, and corrective action.
• Own and improve optical test equipment, including calibration, reliability, and obsolescence management.
• Drive continuous improvement initiatives such as test time reduction, process robustness, and yield improvement.
• Interface proactively with Operations to identify and mitigate test‑related risks.
• Generate and maintain technical documentation, test reports, and compliance evidence.
• Ensure all test activities comply with company procedures, Health & Safety, and regulatory requirements.
• Support and mentor junior engineers and technicians within the test function.

Skills

Optical testing

Metrology

Imaging principles

Troubleshooting

Cross-functional teamwork

Technical communication

Education

Physics degree

Optical Engineering

Photonics

Tools

Interferometry

MTF

Alignment benches

Test automation tools

Job description

Be visionary Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research. We are looking for individuals who thrive on making an impact and want the excitement of being on a team that wins.

Job Description

The Opportunity

We are seeking a Senior Optical Test Engineer to join our Test Engineering team at our St Asaph site. This role is critical to supporting New Product Introduction (NPI), sustaining production, and driving continuous improvement across optical test processes and equipment. You will work closely with Optical Design, Manufacturing, Quality, and Operations teams to ensure optical products meet demanding performance, quality, and regulatory requirements in a high‑reliability engineering environment.

Key Responsibilities

• Develop, execute, and maintain optical test methods and procedures to verify product performance against specification
• Provide hands‑on test support to NPI and production, including fault finding, root cause analysis, and corrective action
• Own and improve optical test equipment, including calibration, reliability, and obsolescence management
• Drive continuous improvement initiatives such as test time reduction, process robustness, and yield improvement
• Interface proactively with Operations to identify and mitigate test‑related risks
• Generate and maintain technical documentation, test reports, and compliance evidence
• Ensure all test activities comply with company procedures, Health & Safety, and regulatory requirements
• Support and mentor junior engineers and technicians within the test function

Essential Skills & Experience

• Degree (or equivalent experience) in Physics, Optical Engineering, Photonics, or a related discipline
• Practical experience in optical testing or metrology within a manufacturing environment
• Strong understanding of optical principles (imaging, alignment, aberrations, tolerancing)
• Experience troubleshooting complex optical systems and test setups
• Ability to work effectively across multi‑disciplinary engineering and operations teams
• Clear technical communication and structured problem‑solving skills

Desirable Experience

• Experience supporting NPI programmes and stage‑gate reviews
• Familiarity with optical test equipment (e.g. interferometry, MTF, alignment benches)
• Experience in regulated or high‑reliability sectors (Aerospace, Defence, Medical, Automotive)
• Knowledge of test automation or data analysis tools

What We Offer

• Opportunity to work on advanced optical systems in a high‑technology environment
• A collaborative engineering culture with strong links between design, manufacture, and test
• Professional development and skills growth within a specialist engineering discipline
• Competitive salary and benefits package

Teledyne and all of our employees are committed to conducting business with the highest ethical standards. We require all employees to comply with all applicable laws, regulations, rules and regulatory orders. Our reputation for honesty, integrity and high ethics is as important to us as our reputation for making innovative sensing solutions. . You may not realize it, but Teledyne enables many of the products and services you use every day. Teledyne provides enabling technologies to sense, transmit and analyze information for industrial growth markets, including aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, energy, medical imaging and pharmaceutical research.