Sr Test Engineering Manager

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary





To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Sr Tes Engineering Manager located in Milpitas, CA.

Reporting to the Director, Operations Engineering, the Sr Tes Engineering Manager will provide esponsible for managing the evaluation, recommendation, and implementation of testing procedures, strategies, systems, components, and modifications. Acts as an advisor to test engineering team regarding projects, tasks, and operations and acts as a liaison to other engineering functions. Ensures projects are completed on time and within budget.

What a typical day looks like:

• Lead the development and execution of global test engineering strategies, including validation methodologies, test plans, and test automation initiatives for new and existing products.
• Manage and mentor Test Engineering teams, ensuring technical excellence, resource planning, performance development, and successful project execution.
• Drive test yield improvement through root cause analysis, corrective actions, process optimization, and implementation of best testing practices.
• Oversee the design, deployment, calibration, and maintenance of test equipment, instrumentation, and automated test systems to ensure product quality and reliability.
• Partner with cross-functional Engineering, Manufacturing, Quality, and Operations teams to resolve complex product and system issues and support new product introductions (NPI).
• Identify, assess, and manage testing risks while ensuring projects are delivered on time, within budget, and in alignment with business and customer requirements.

The experience we’re looking to add to our team:

• Bachelor’s degree in Engineering or a related technical field.
• 9+ years of engineering experience, including leadership of engineering organizations.
• Experience developing and implementing test strategies, procedures, and test plans for electronic products, systems, or software, including defining test conditions, sequences, and validation methodologies.
• Expertise with test equipment, instrumentation, and automated test systems, including development, installation, calibration, and maintenance of testing hardware and software solutions.
• Strong root cause analysis and yield improvement experience, with demonstrated success identifying test failures, troubleshooting product/system issues, and implementing corrective actions to improve quality and reliability.
• Ability to analyze and interpret complex test data, generate technical reports, and provide data-driven recommendations to engineering and operational teams.
• Experience leading test engineering activities throughout the product lifecycle, including coordinating test execution, managing testing risks, and collaborating with cross-functional engineering teams to resolve technical issues..

What you'll receive for the great work you provide:

• Full range of medical, dental, and vision plans
• Life Insurance
• Short-term and Long-term Disability
• Matching 401(k) Contributions
• Vacation and Paid Sick Time
• Tuition Reimbursement




Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

Job Posting Start Date 10-20-2026 Job Posting End Date 10-27-2026



The base pay range for this position is provided below. The final base rate offered will be determined using job-related, non-discriminatory criteria, including but not limited to experience, qualifications, geographic location, education, external market data, and internal equity.

$167,600.00 USD - $230,500.00 USD Annual

Job Category

Production Engineering

Is Sponsorship Available?

No Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).