Test Engineer

Nexus Semiconductor Recruitment Limited; Aliso Viejo (CA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Profit Sharing

401(k) Match

Comprehensive Benefits

Job summary

Nexus Semiconductor Recruitment Limited is seeking a Test Solutions Engineer to develop, implement, and optimize high-performance test solutions for mixed-signal semiconductor products. You will work with design, product engineering, validation, and applications teams on ATE, high-speed testing, and product qualification.

The role emphasizes test data analysis, yield improvement, and cross-functional collaboration to improve test coverage, accuracy, and throughput across package and wafer levels.

Qualifications

• ATE test development for high-performance mixed-signal devices.
• DFT-focused collaboration with design and validation teams.
• Performance analysis to improve test coverage and throughput.

Responsibilities

• Lead the transition of test platforms to newer systems.
• Develop high-speed test solutions at package and wafer level.
• Collaborate with design teams on analog/digital DFT implementations.
• Analyze production test data to improve efficiency and throughput.
• Support test equipment acquisition and long-term planning.
• Develop innovative test methodologies to reduce cost and improve accuracy.

Skills

ATE test development

Analog & digital IC test

Mixed-signal testing

High-speed test development

Package and wafer testing

Test data analysis

Yield improvement

Test-time optimisation

Reliability & qualification testing

Test reporting

Collaboration with design teams

Education

Bachelor’s or Master’s in Electrical Engineering or related field

Tools

LabVIEW

ATEasy

Cohu/Unisom

Linux

C

C++

PCB design

Job description

Base salary + Profit Sharing + 401(k) Match + Comprehensive Benefits

About the Company

An established semiconductor company developing high-performance mixed-signal products for mission-critical applications. This is an opportunity to join a collaborative engineering team working across the full product lifecycle, from test development and qualification through to production and continuous improvement.

About the Role

This role is responsible for developing, implementing, and improving test solutions for high-performance mixed-signal semiconductor products. You will work closely with design, product engineering, validation, and applications teams, with a particular focus on ATE, high-speed testing, test optimization, and product qualification.

Responsibilities

• Lead the transition of test solutions from legacy platforms to newer, more versatile systems.
• Develop and implement high-speed test solutions at package and wafer level, covering both hardware and software.
• Collaborate with design teams to implement analog and digital Design for Test (DFT) methodologies.
• Analyse production test times and yields to identify opportunities for improved efficiency and throughput.
• Support long‑term planning and acquisition of test equipment and systems.
• Develop and introduce innovative test methodologies to improve test accuracy, speed, and cost efficiency.
• Work cross‑functionally with product engineering, design, and validation teams to assess new products and improve test coverage.
• Develop and execute reliability screening and qualification testing.
• Support ATE characterisation and product robustness activities.
• Analyse test data and provide clear, actionable reports to relevant stakeholders.
• Manage multiple test engineering projects simultaneously, ensuring delivery to agreed timelines and quality standards.

Qualifications

• Bachelor’s or Master’s degree in Electrical Engineering, Physics, or a related technical field.

Required Skills

• ATE test development and production testing.
• Analog and digital IC test.
• Mixed‑signal semiconductor testing.
• High‑speed test development and debugging.
• Package and wafer‑level testing.
• Hardware and software test solutions.
• LabVIEW, ATEasy, Cohu/Unisom, Linux, C, C++, or similar technologies.
• PCB design and layout.
• Test data analysis, yield improvement, and test-time optimisation.
• Reliability and qualification testing.

Equal Opportunity Statement

This company is committed to fostering an inclusive and diverse workplace and prohibits discrimination based on race, colour, religion, gender, national origin, age, disability, veteran status, marital status, pregnancy, gender identity, sexual orientation, or any other legally protected status