Test Development Engineer

Magnit Global; Holmdel Township (NJ); On-site; USD 110,000 - 150,000; Full time

Job summary

Magnit Global in New Jersey seeks a Senior Test Development Engineer to modernize automated test systems for manufacturing and product validation, focusing on C#/.NET development and hardware control. You will migrate legacy apps to Keysight Gondor, preserve measurement accuracy, and work with protocols like SCPI, VISA, GPIB and USB across DUTs and PCBA tests.

Join a hands-on team that values regression testing, reusable components, documentation, and cross‑functional collaboration with

Qualifications

• 5+ years of software development and automated test engineering experience.
• Strong C# and .NET development experience.
• Experience developing software that controls electronic hardware and test equipment.
• Experience with SCPI, VISA, and instrument communication protocols.
• Experience with automated manufacturing test systems.
• Knowledge of Git or other source control systems.
• Experience troubleshooting software and hardware interfaces.
• C++
• VB5/VB6
• LabVIEW
• Python
• Experience reverse-engineering and migrating legacy test applications.
• Experience working with DUTs, PCBAs, modules, or electronic systems.

Responsibilities

• Analyze, convert, validate, and deploy legacy manufacturing, PCBA, module, instrument, and calibration test applications into C#.
• Reverse-engineer existing applications written in C++, VB6, LabVIEW, .NET, Python, HTML, and related technologies.
• Preserve measurement methodologies, sequencing, limits, calibration requirements, and pass/fail criteria throughout migration efforts.
• Develop and maintain automated test software interfacing with electronic test equipment using SCPI, VISA, TCP/IP, USB, GPIB, and Serial communications.
• Troubleshoot software, instrumentation, DUT, fixture, and communication issues.
• Perform regression testing and demonstrate equivalency between legacy and migrated applications.
• Develop reusable software components and maintain source control.
• Create technical documentation and test instructions.
• Support deployment activities and knowledge transfer to manufacturing and test engineering teams.

Skills

C#/.NET

Automated testing

SCPI

VISA

Git

Hardware test

Troubleshooting

Python

LabVIEW

C++

VB5/VB6

Tools

Keysight Gondor

Job description

Senior Test Development Engineer - C#, SCPI & Automated Test Systems

We are seeking a highly skilled Test Development Engineer to modernize and maintain automated electronic test systems used in manufacturing, calibration, and product validation environments.

The ideal candidate will have strong C#/.NET development expertise combined with experience controlling electronic test equipment and developing automated test solutions for hardware products. This role involves migrating legacy test applications into the Keysight Gondor platform while preserving test functionality, measurement accuracy, and production performance.

Key Responsibilities

• Analyze, convert, validate, and deploy legacy manufacturing, PCBA, module, instrument, and calibration test applications into C#.
• Reverse-engineer existing applications written in C++, VB6, LabVIEW, .NET, Python, HTML, and related technologies.
• Preserve measurement methodologies, sequencing, limits, calibration requirements, and pass/fail criteria throughout migration efforts.
• Develop and maintain automated test software interfacing with electronic test equipment using SCPI, VISA, TCP/IP, USB, GPIB, and Serial communications.
• Troubleshoot software, instrumentation, DUT, fixture, and communication issues.
• Perform regression testing and demonstrate equivalency between legacy and migrated applications.
• Develop reusable software components and maintain source control.
• Create technical documentation and test instructions.
• Support deployment activities and knowledge transfer to manufacturing and test engineering teams.

Required Qualifications

• 5+ years of software development and automated test engineering experience.
• Strong C# and Microsoft .NET development experience.
• Experience developing software that controls electronic hardware and test equipment.
• Experience with SCPI, VISA, and instrument communication protocols.
• Experience with automated manufacturing test systems.
• Knowledge of Git or other source control systems.
• Experience troubleshooting software and hardware interfaces.
• Experience with one or more of the following:
• C++
• VB5/VB6
• LabVIEW
• Python
• Experience reverse-engineering and migrating legacy test applications.
• Experience working with DUTs, PCBAs, modules, or electronic systems.

Preferred Qualifications

• Keysight, Agilent, or HP test equipment experience.
• RF, telecommunications, networking, or wireless product testing experience.
• Manufacturing test and calibration experience.
• Knowledge of TCP/IP, USB, GPIB, and serial communications.
• Experience within ISO/IEC 17025 environments.
• Experience with Keysight Gondor.
• Test automation and instrumentation software development experience.