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Manufacturing Test Engineer III

Mercury Systems

Oxnard, CAJobSeen 5 days agoSeen in employer's feed 5 days ago

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At a glance

Compensation
No compensation found
Location
Oxnard, CA
Work Authorization
US work authorization required

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Requirements

Credentials this posting asks for.

Secret clearance

Job overview

Mercury Systems seeks a Manufacturing Test Engineer III to develop test procedures for RF and electronic assemblies and support production through process improvements, WIP debugging, and root cause and corrective action investigations. The role also supports automated testing and cross-functional integration of test solutions, while ensuring compliance with applicable aerospace, defense, and high-reliability manufacturing standards.

Skills & qualifications

RequiredNice to have

Skills

RF/Microwave Circuit TestingAnalog Circuit TestingDigital Circuit TestingMixed-Signal Circuit TestingRF Test EquipmentTest Procedure DesignProcess ImprovementRoot Cause AnalysisMATLABStatistical Process ControlAutomated Test DevelopmentProduction Process ProgrammingFailure AnalysisX-Ray InspectionCSAMSEM/EDSVisual InspectionHigh-Reliability Manufacturing StandardsProduct Lifecycle ManagementManufacturing Execution SystemsQuality Management Systems

Qualifications

Bachelor's in Electrical or Manufacturing Engineering or Related Field or Equivalent Experience3+ Years Manufacturing Test Engineering ExperienceAbility to Obtain DoD Secret ClearanceMaster's in Electrical Engineering or Related Field

Benefits

Tuition Assistance

Full job description

Req. Number

26-527

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).

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

Why Mercury?

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? (https://www.mrcy.com/careers/) , or visit the Mercury Community (https://www.linkedin.com/company/mercury-systems/life/) or find answers to general questions at Mercury FAQs (https://www.mrcy.com/company-overview/facts-at-a-glance/)

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.

(978) 256-1300

Click here (https://www.mrcy.com/company/news-insights) read about our recent press release.

How this job compares

Set against the 3,097 open Test Engineer jobs on Olive Jobs, counted October 29, 2026.

Pay
  • This postingNot listed
  • California median$125–180K/yr667 salary ranges
  • California median$45–60/hr48 hourly ranges
Openings
Olive Jobs lists 828 open Test Engineer jobs in California and 3,097 across the US. 2% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
This posting asks for at least 3 years of experience; Test Engineer postings that state a minimum ask for 5 years at the median (2,610 postings).
Education
1,756 of the 3,097 open Test Engineer jobs (57%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on October 29, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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