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Test Engineer Sr

Plexus • Zapopan, Jalisco, Mexico

onsitefull-time
Posted Oct 24, 2026Apply by Nov 23, 2026

**Role & seniority: ** Test Engineer (mid-level); responsible for continuous improvement of test performance/equipment, troubleshooting, and technical guidance; may mentor others on site (small to mid-size projects).

**Stack/tools: **

  • Statistical Process Control (SPC) software (strong analytics/statistical analysis)

  • Structured design

  • Intermediate computer skills

  • Lab/test/measurement equipment experience (preferred)

  • Top 3 responsibilities:

    • Improve test performance and testing equipment; implement and validate testing equipment and practices

    • Troubleshoot complex issues and support equipment installation and changes

    • Maintain accurate technical/project documentation and follow quality/industrial standards & change management procedures

  • Must-have skills:

    • Strong analytical/statistical analysis and SPC capability

    • Intermediate decision-making and problem-solving

    • Intermediate verbal and written communication (email/in-person/teleconference)

    • Ability to work independently across manufacturing/test phases

    • Strong structured design understanding

  • Nice-to-haves:

    • Lab tool/test/measurement equipment experience

    • Cross-discipline development knowledge

    • Experience demonstrating expertise in the full Plexus Manufacturing process (for small to mid projects)

  • Location & work type: Not specified; travel not required (N/A). Work location likely on-site, but location and remote/hybrid de

Full Description

Purpose Statement: This role is responsible for continuously improving test performance and equipment, troubleshooting complex issues, supporting equipment installation and changes, and providing technical guidance. Test engineers also play a key role in implementing and validating testing equipment and identifying best practices globally.

Key Job Accountabilities

Develops Manufacturing solutions/ Provide services that are innovative, high-quality, cost-appropriate, and satisfy all stakeholder's (customer, manufacturing, material, agency, etc.) needs and requirements through an established area of technical expertise and mentorship of others within site as it applies to their role. Demonstrates effective communications (teleconference, email, and in-person) through interaction with customers (internal and external) regarding project technical subject matter. Demonstrates expertise in the full Plexus Manufacturing process on small to mid size projects, as it applies to their role. Demonstrates the ability to work independently in multiple phases / processes of the Manufacturing Process, without direction from mentors or functional management, as it applies to their role. Ensure accurate technical project documentation/ up to date regional/ site documentation in accordance with the quality, industrial standard and change management procedures and guidelines, as it applies to their role.

Education/Experience Qualifications

Bachelor’s Degree with 4 or more years of related experience is preferred. An equivalent combination of education and/or experience will be considered.

Other Qualifications

Intermediate Computer Skills Intermediate Decision Making, Problem Solving Skills Intermediate Verbal and Written Communications Skills Strong Analytical and statistical analysis Skills; Statistical Process Control Software Skills Intermediate Cross-Discipline Development Knowledge Strong understand Structured Design Ability to develop good working relationships with team members and customers Lab tool/ test/measurement equipment experience preferred

Physical Requirements

N/A

Travel Requirements

N/A

This document does not represent a contract of employment and is not intended to capture every possible assignment the incumbent could be asked to perform.

Analytical SkillsChange ManagementCross-Discipline DevelopmentCustomer CommunicationDecision-MakingEquipment TroubleshootingEquipment ValidationManufacturing Process ExpertiseProblem-SolvingStatistical AnalysisStatistical Process ControlStructured DesignTechnical DocumentationTest and Measurement EquipmentTest Equipment InstallationTest Performance Improvement

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