Principal Engineer

Job Posting Start Date 05-12-2025 Job Posting End Date 06-20-2025

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

The Principal Engineer will be based in Littleton, Ma reporting to the Technical Product Manager. This role will be responsible to lead the mechanical design activity implementing innovative and cost effective product solutions in order to support the organization from prototype development through full-scale production.

What a typical day look like:

· Define new mechanical product architecture, analyze performances and provide feasibility studies

· Lead and execute the mechanical system, subsystem and part design of products from requirement specification up to transfer to manufacturing including fabrication, testing, verification and validation of engineering prototypes

· Support the creation of product design documentation requirements

· Work with mechanical engineers in design and development of miniaturized system

· Be a technical lead closing the gap between Marketing Team and Mechanical Design teams

· Work within the project team adopting time and cost effective solutions

· Provide high quality technical reports supported by simulations and/or lab tests

· Investigate new technologies and trends, assisting in generating production and technology

roadmaps that support customer expectations with close relationship with vendors

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

·Typically requires 8 years of experience in engineering of complex mechanical products with proven technical leadership.

·Use of the following tools/skills may be required:

·Design capture using 3D mechanical CAD tools, tolerance analysis (RSS, worst case);

·Understanding of plastic manufacturing processes and associated tolerances; materials knowledge; ·Standards knowledge appropriate to the specific product being designed; assembly and measuring tools.

·Office skills: telephones, data entry, office software to include, word processing, spreadsheet and presentation package.

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

Pay Range (Applicable to Massachusetts)

$123,500.00 USD - $169,800.00 USD Annual

Job Category

Design, Process & Technology 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 accessibility@flex.com 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).