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Sanmina Logo Sanmina · IT - Software Development

Principal Manufacturing Test Engineer

United States, Secaucus 141000.00 - 188000.00 USD / Year · Job Posted February 21, 2026
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Job Description

ZT Systems is entering a new chapter of growth fueled by the next generation of hyperscale AI systems. These rack-scale, liquid-cooled, and highly interconnected architectures demand smart factories with integrated human–machine interfaces and deep, data-rich environments that deliver both reliability and innovation. We are seeking technical leaders with a quality mindset across multiple engineering disciplines to help shape this future — combining our culture of execution with new strengths in metrology, mechatronics, and test architecture to build advanced automation, predictive analytics, and AI-enabled processes that redefine how customer experience is delivered.

Job Responsibility

  • Lead the strategy, development, and execution of test systems for hyperscale hardware products across all stages of production
  • Lead or contribute to transformation initiatives, helping set new standards for how ZT approaches manufacturing risk analysis, quality, and continuous improvement
  • Define and implement new systems, processes, or frameworks that support the smart factory vision
  • Collaborate across design, quality, manufacturing, test, and supplier engineering to drive solutions that integrate seamlessly into production
  • Leverage deep, data-rich environments and tools to generate insights
  • drive continuous improvement to yield, reliability, and throughput using root cause analysis and TTF (Time to Failure) insights
  • Apply advanced statistical and analytical methods to identify, quantify, and control risk in complex manufacturing environments
  • Translate DFM and PFMEA outputs into actionable process controls
  • Develop and execute comprehensive test strategies for all levels of hyperscale product assembly: module, server, rack, and cluster
  • Create and Strategy and lead the development and execution of cluster-level validation testing
  • Define and implement Best-in-Class manufacturing test practices and create a clear roadmap to achieve them
  • Nurture outside the box thinking and create a risk-taking culture
  • Serve as SME for understanding customer product design, along with test and infrastructure requirements
  • Create and own the Design-for-Test (DFT) strategy across all products
  • Coach and nurture global test stakeholders to maximize their potential
  • Design and oversee the deployment of high-reliability factory test infrastructure and test stations (manual, automated, and semi-automated)
  • Specify and manage Test Management and Execution Software to coordinate diagnostics, test workflows, and reporting
  • Specify, develop, and maintain Test Executive test automation software for module and system-level testing
  • Lead the integration of customer test requirements, software, and infrastructure into factory systems
  • Create and maintain comprehensive test plans and test coverage reports
  • Drive the adoption of industry-standard and open-source test tools
  • Create industry leading low-level tests, utilities, and diagnostics at the module and board-level
  • Champion automation across test stages to improve cycle time, test coverage, and yield
  • Develop and optimize Server- and Rack-Level Tests including: Assembly line verification (including supplementation with automated inspection tools), BOM & Configuration Validation, Firmware Updates (in-band, out-of-band, fixture-based), System Stress Testing and Burn-In, Integration of customer supplied test
  • Optimize test cycle times through TTF analysis and strategic quality sampling
  • Lead Root Cause Analysis (RCA) and implementation of corrective actions

Requirements

  • Advanced degree in Engineering, Computer Science, Data Science, or a related field
  • 10–15 years of experience in high-volume, high-complexity manufacturing, with at least 5 years in leadership or transformation roles
  • Deep knowledge of hyperscale system architecture including Intel based architecture, Hardware management (BMC, SMC, etc.), Storage, memory, GPU, networking, Liquid cooling systems, Factory network infrastructure design
  • Experience in the interactions across the hardware stack: hardware <-> BIOS/FW <-> Driver <-> OS <-> Application
  • Expertise in test development at multiple levels: board, module, server, rack, cluster
  • Strong background in diagnostics, fault isolation tools, and root cause methodologies
  • Proven experience designing and maintaining high-volume production test stations
  • Demonstrated expertise in statistical and analytical methods such as regression analysis, correlation analysis, DOE, SPC, PFMEA, Gauge R&R, and commonality studies using software tools such as Minitab, JMP, etc.
  • Proficiency with data-driven tools such as Minitab, JMP, Python, R, SQL (or equivalent) to analyze and interpret large, complex datasets
  • Track record of driving measurable improvements in yield, reliability, or process robustness
  • Excellent communication skills with the ability to engage at both executive and technical levels
  • Background in electronics assembly, PCBA, servers, or other high-reliability industries (e.g., aerospace, medical devices, automotive, etc.)
  • Experience coaching or mentoring technical teams to upskill in data-driven decision-making

Nice to have

  • Exposure to or knowledge of AI/ML toolsets for statistical problem solving, predictive analytics, or anomaly detection
  • Experience in hyperscale data centers, with cloud infrastructure companies, or with server OEM/ODMs
  • Familiarity with global manufacturing operations, including working with CM/JDB/ODM partners
  • MBA or exposure to business, finance or economics is advantageous

What we offer

  • Performance-based annual bonus eligibility
  • 401(k) retirement savings plan
  • Tuition reimbursement for eligible education programs
  • Comprehensive medical, dental, and vision coverage with access to leading providers
  • Mental health resources and employee wellness support programs
  • Company-paid life and disability insurance
  • Paid time off (PTO) and company-paid holidays
  • Parental leave and family care support programs
  • Structured training programs and on-the-job learning opportunities
  • Matching gifts and volunteer programs to support causes you care about
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