R&D Engineer

Lightera; New Jersey; On-site; USD 105,000 - 125,000; Full time

Benefits offered by this job

Medical and dental insurance

Tuition reimbursement

401(k) with matching

Job summary

Lightera, a global leader in optical fiber and connectivity solutions, is seeking an R&D Engineer to advance next‑generation fiber technologies by designing experiments, building measurement systems, and analyzing data in a fast‑paced R&D environment.

Ideal candidates hold a Master's degree in a technical field, have hands-on lab experience, strong programming skills (Python, C), and enjoy collaborating across multidisciplinary teams to drive innovation.

Qualifications

• Master's degree or higher in a technical field (Physics/Optical/ME/EE or related).
• Strong optics and lab measurement fundamentals.
• Experience designing, conducting, and analyzing laboratory experiments.
• Programming skills in Python, C, or similar for automation and data collection.
• Experience interfacing lab instrumentation with computer-based control systems preferred.

Responsibilities

• Design, conduct, and optimize experiments to advance optical fiber technologies.
• Develop, build, and improve laboratory test setups and measurement systems.
• Analyze data and document results clearly in technical reports.
• Troubleshoot lab equipment and processes to resolve issues.
• Support development and operation of fabrication processes and equipment.
• Collaborate with cross-functional teams to meet project goals.
• Develop software tools or automation for data collection and control.
• Maintain organized experimental records and procedures.

Skills

Optics & lab measurement

Experiment design

Python/C automation

Instrumentation interfacing

Mechanical systems knowledge

Analytical problem-solving

Independent & teamwork

Communication skills

Organization & detail

Education

Master's degree or higher in Physics/Optical/Mechanical/Electrical engineering or related

Tools

Python

Lab instrumentation control

Data acquisition systems

Job description

LIGHTERA has one of the longest and most respectable corporate lineages in American business, which goes back to Alexander Graham Bell and the invention of the telephone more than a century ago. We have a proven track record of being first in the industry with application specific fibers, optical connectors, ribbon cables, erbium doped fibers, Raman fiber lasers, fiber gratings and more. Our mission is to provide leading optical innovations and solutions by designing, manufacturing and supplying the best optical fibers, fiber cable and components and devices for our customers, with exceptional service that creates value for our shareholders, customers and employees. To do so, we must continue shaping the future of communications by applying the best minds to the challenges our customers will continually face.

We are seeking a motivated and innovative R&D Engineer to join our research and development team. In this role, you will contribute to the development of next‑generation optical fiber technologies by designing and executing experiments, developing measurement systems, analyzing data, and supporting research and manufacturing initiatives. The ideal candidate is a collaborative problem solver with a strong technical foundation, hands‑on laboratory experience, and a passion for advancing new technologies in a fast‑paced R&D environment.

Essential duties and responsibilities include, but are not limited to:

• Design, conduct, and optimize experiments to support the research and development of optical fiber technologies, manufacturing processes, and measurement systems.
• Develop, build, and improve laboratory test setups, including optical and fiber‑based measurement systems.
• Analyze experimental data, interpret results, and prepare clear, accurate technical documentation and reports.
• Troubleshoot laboratory equipment, measurement systems, and manufacturing processes to identify and resolve technical issues.
• Support the development, operation, and continuous improvement of research fabrication processes and equipment.
• Collaborate with cross‑functional teams to achieve project objectives and support company research initiatives.
• Develop and maintain software tools or automation solutions for data collection, experiment control, and laboratory efficiency.
• Maintain organized documentation, experimental records, and technical procedures.
• Ensure laboratory equipment and work areas are maintained in a safe, clean, and organized condition.
• Stay current with emerging technologies and continuously expand technical knowledge to support innovation.
• Perform other duties as assigned in support of business and project objectives.

Key Qualifications

• Master's degree or higher in Physics, Optical Engineering, Mechanical Engineering, Materials Science, Electrical Engineering, or a related technical discipline.
• Strong understanding of optics, optical systems, and laboratory measurement techniques.
• Experience designing, conducting, and analyzing laboratory experiments.
• Proficiency in programming languages such as Python, C, or similar languages used for automation, data acquisition, and equipment control.
• Experience interfacing laboratory instrumentation with computer‑based control and measurement systems is preferred.
• Knowledge of engineering principles related to mechanical systems, motion control, or fluid dynamics is a plus.
• Strong analytical, troubleshooting, and problem‑solving abilities.
• Ability to work effectively both independently and as part of a collaborative, multidisciplinary team.
• Excellent written and verbal communication skills with the ability to clearly document technical work.
• Strong organizational skills, attention to detail, and commitment to producing high‑quality work.

General Expectations

• Demonstrate effective communications (verbal, written) skills
• Proficient with MS Office Word and Excel
• Maintain discretion when working with confidential and proprietary information
• Strict adherence to Company safety policies and procedures
• Conform to all aspects of Lightera’s “Standards of Conduct” document

The base salary range targeted for this role is $105,000 - $125,000 USD per year. The final salary offer will be determined based on the candidate’s unique skills, qualifications, and relevant experience.

Working at LIGHTERA means having the opportunity to realize ideas, experience innovation and discover new solutions for the future. In addition to our dynamic work environment, we offer competitive salaries and generous benefits programs, including medical, dental, tuition reimbursement and a matching 401(k) plan.

Employees are expected to serve as role models for safe work practices and behaviors. This includes following established health and safety policies and procedures, maintaining a clean, organized work area, wearing, and properly storing all personal protective equipment (PPE), and actively engaging as a safety conscious worker with personal safety and wellness as a priority.

About Lightera

Lightera is a global leader in optical fiber and connectivity solutions, delivering innovative technologies that drive communication networks, data centers, and specialty photonics applications. With a deep legacy of expertise in optical science, we provide high‑performance solutions that enable faster, more reliable, and more sustainable connections for businesses, communities, and industries worldwide.

Headquartered in Norcross, Georgia, U.S.A., Lightera operates with a global footprint, serving customers across telecommunications, enterprise, industrial, generative AI, data centers, 5G/6G, utilities, medical, aerospace, defense, and sensing markets. Lightera is part of Furukawa Electric Group, a multi‑billion‑dollar leader in optical communications.

Lightera is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status or status as an individual with a disability.