Test Development Engineer

Excelitas Technologies Corp.; Batam; On-site; IDR 120,000,000 - 180,000,000; Full time

Job summary

Excelitas Technologies Corp. in Batam seeks a Test Development Engineer to design, qualify, and optimize testing systems to ensure products meet quality and manufacturing standards. You will develop new testers, improve existing ones, and provide technical support to R&D, NPI, and QA, while documenting processes and validating equipment.

The role requires hands-on lab work, failure analysis, and data-driven oversight to enhance yields and reduce downtime across the manufacturing site.

Qualifications

• Bachelor's degree in electronics, physics, or instrumentation.
• Proficient in C#, C++, SQL, and HTML.
• Experience in tester development and embedded systems.

Responsibilities

• Develop new test systems using advanced technologies to meet product and customer requirements.
• Improve and optimize existing testers for faster, more stable performance.
• Perform failure analysis and troubleshoot tester/equipment issues to support production.
• Evaluate, verify, and provide technical support to R&D, NPI, and QA on testability and validation.
• Prepare tester documentation, including reports, buyoffs, GRR, and MSA evaluations.
• Qualify new or relocated equipment and validate testing processes in manufacturing.

Skills

C#

C++

SQL

HTML

Test automation

Data acquisition

Embedded systems

Image processing

Troubleshooting

Quality documentation

Education

Bachelor's degree in Electronics Engineering / Physics Engineering / Instrumentation

Tools

VISA

GPIB

RS232

Oscilloscope

Function generator

Job description

Excelitas is a global technology company delivering advanced sensing, imaging, optics, and photonic solutions for life sciences, semiconductor, industrial, and aerospace markets. Our Batam manufacturing site specializes in high-precision electronic and photonic products and supports global customers through world-class manufacturing and continuous operational excellence.

About the Role

We are presently seeking a Test Development Engineer who will be responsible for developing, qualifying, and optimizing test systems and processes to ensure products meet quality, customer, and manufacturing requirements.

Key responsibilities:

• Develop new test systems using advanced technologies to meet product and customer requirements.
• Improve and optimize existing testers to achieve faster, more stable, and efficient performance.
• Perform failure analysis to ensure product quality and troubleshoot tester/equipment issues to support smooth production operations.
• Evaluate, verify, and provide technical support to R&D, NPI, and QA, especially in areas related to testability and result validation.
• Prepare and maintain tester documentation, including test reports, buyoff documents, GRR, and MSA evaluations.
• Qualify new or relocated equipment and validate testing processes used in manufacturing; analyze results and prepare qualification reports.
• Drive process improvements to enhance efficiency in test operations and monitor testing yields using statistical techniques.
• Provide training, guidance, and technical support to test operators and technicians.
• Monitor and control tester performance through data analysis to prevent quality issues and reduce downtime.
• Comply with procedure related with quality, environment, health, and safety management system in respective area in-charge.

Requirements:

• Bachelor’s degree, preferred in Electronics Engineering, Physics Engineering, or Instrumentation.
• Proficient in programming languages such as C#, C++, SQL, and HTML.
• Strong understanding of Data Acquisition Systems (VISA, GPIB, RS232) and basic Image Processing.
• Experience in tester development, embedded systems, and conduct failure analysis.
• Solid knowledge of electronic fundamentals and hands‑on experience using laboratory equipment (oscilloscope, function generator, lux meter, etc.).
• Ability to learn and understand new-generation products and technologies.
• Capable of resolving technical and quality issues related to test programs, including proper documentation and coordination with stakeholders.