Manufacturing Test Engineer III

Mercury Systems; Oxnard (CA); On-site; USD 95,000 - 140,000; Full time

Job summary

Mercury Systems is seeking a highly skilled Manufacturing Test Engineer III to design and develop test procedures for RF/electronic assemblies on the manufacturing floor. This role focuses on supporting production through process improvements, debugging unhealthy WIP, and driving RCCA initiatives to enhance quality and reliability of Mercury's defense-grade electronics.

The successful candidate will collaborate with engineering, operations, and program teams while ensuring compliance with

Qualifications

• Bachelor's degree in electrical or manufacturing engineering or equivalent experience.
• 3+ years in manufacturing test engineering, RF module testing, or related high-reliability environments.
• Proficiency in RF/Microwave, analog, digital, and mixed-signal testing at module/component level.
• Experience with RF test equipment: signal generators, network analyzers, spectrum analyzers.
• Ability to design and implement test procedures for production settings.
• Familiarity with RCCA investigations (5 Whys, 8D) and data analysis (MATLAB, SPC).
• Ability to obtain a DoD Secret Clearance.

Responsibilities

• Test Procedure Development: create and refine test procedures for RF/electronic assemblies.
• Production Support: work with manufacturing to improve processes and efficiency.
• WIP Debugging: troubleshoot unhealthy WIP to ensure on-time delivery.
• RCCA Execution: investigate defects and implement corrective actions.
• Automated Testing Support: develop and implement automated test solutions with cross-functional teams.
• Technical Documentation: maintain test specifications, processes, and reports.
• Cross-Functional Collaboration: coordinate with engineering, operations, and programs.
• Compliance and Standards: adhere to MIL-PRF-38534, MIL-STD-883 and related standards.

Skills

RF testing

Test procedures

RCCA

MATLAB

SPC

Education

Bachelor's in electrical or manufacturing engineering

Master's degree (preferred)

Tools

Signal generators

Network analyzers

Spectrum analyzers

Job description

Job Summary

Mercury Systems is seeking a highly skilled Manufacturing Test Engineer III to design and develop test procedures for execution by test technicians on the manufacturing floor. This role will focus on supporting production needs through process improvements, debugging unhealthy Work-In-Progress (WIP), and driving Root Cause and Corrective Action (RCCA) initiatives. The successful candidate will contribute significantly to ensuring the efficiency, quality, and reliability of Mercury's advanced electronics and RF products, which are critical to our nation's defense.

Job Responsibilities

• Test Procedure Development: Create and refine test procedures and methodologies for RF and electronic assemblies, ensuring alignment with production requirements and quality standards.
• Production Support: Collaborate with manufacturing teams to identify and implement process improvements, reduce cycle times, and enhance production efficiency.
• WIP Debugging: Lead efforts to troubleshoot and resolve issues in unhealthy WIP, ensuring on-time delivery and maintaining product quality.
• RCCA Execution: Perform Root Cause and Corrective Action (RCCA) investigations to address manufacturing defects and improve processes.
• Automated Testing Support: Assist in the development and implementation of automated product testing solutions in collaboration with cross-functional teams.
• Technical Documentation: Create and maintain detailed test documentation, including specifications, processes, and reports.
• Cross-Functional Collaboration: Work closely with engineering, operations, program management, and technical project teams to ensure smooth integration of test solutions into production workflows.
• Compliance and Standards: Ensure adherence to aerospace, defense, and high-reliability manufacturing standards, including MIL-PRF-38534, MIL-STD-883, and other applicable requirements.

Required Qualifications

• Bachelor's degree in electrical engineering, manufacturing Engineering, or related technical field. Would also consider equivalent years of hands-on experience in lieu of a degree.
• Typically requires 3+ years of experience in manufacturing test engineering, RF module testing, or related roles within high-reliability, aerospace, or defense electronics manufacturing environments.
• Proficiency in RF/Microwave, analog, digital, and mixed-signal circuit testing at the module and component level.
• Experience with RF test equipment such as signal generators, network analyzers, and spectrum analyzers.
• Demonstrated ability to design and implement test procedures for production environments.
• Familiarity with process improvement methodologies and RCCA investigations (e.g., 5 Whys, 8D).
• Experience with data analysis tools (e.g., MATLAB) and statistical process control (SPC).
• Ability to obtain a DoD Secret Clearance.

Preferred Qualifications

• Master's degree in Electrical Engineering or related field.
• Experience with automated test development and programming production processes including ATP and ESS.
• Familiarity with failure analysis methods such as X-ray, CSAM, SEM/EDS, and visual inspection.
• Knowledge of high-reliability manufacturing standards, including MIL-PRF-38535, NASA workmanship standards, J-STD-001, IPC-A-610, or similar.
• Proficiency in Product Lifecycle Management (PLM), MES (Manufacturing Execution System), and Quality Management Systems (QMS).

Security Clearance

This position requires you to have or obtain a government security clearance. Security clearances may only be granted to U.S. citizens.

Why should you join Mercury Systems?

Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.com

Our Culture

We are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.

To find out more about Why Mercury?, or visit the Mercury Community or find answers to general questions at Mercury FAQs

Equal Opportunity Statement

Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.

As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact the number below for assistance.

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