Mechanical Engineer

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

Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, Axiom, with the spin planned for Q1 2027. If the intended spin occurs, this role will support Axiom, a company focused on critical digital infrastructure and delivering end-to-end power and thermal management solutions for AI data centers and other mission-critical applications.

To support our extraordinary team who build great products and contribute to our growth, we’re looking to add a Mechanical Design Engineer located in Fontana, CA.  

Reporting to the Director of Engineering, the Mechanical Engineer is responsible for the mechanical design, development, and calculations of assigned manufacturing projects related to power distribution products including relay panels, control buildings, and switchgear (low and medium voltage).

What a typical day looks like:

• Participates in the development, engineering, design, and drafting of manufacturing projects related to control buildings, relay panels, and switchgear.
• Assist in generating mechanical 2D and 3D fabrication and assembly drawings (example: enclosures, cabinets, panels, etc.)
• Create bill of materials for assigned projects.
• Coordinate with customers regarding specification/design questions and clarifications.
• Work with purchasing department and vendors to receive quotes and lead times to complete design.
• Provide engineering support to production departments during all stages of manufacturing.
• Develops an understanding of design for excellence philosophy.
• Provide suggestions on areas of improvement to standardize and increase the efficiency surrounding production.
• Perform other related duties as assigned.

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

• Bachelor’s Degree in Mechanical Engineering required.
• At least 0-2 years of related work experience.
• Proficient in the use of SolidWorks to create 2D and 3D fabrication and assembly drawings, with no or minimal supervision.
• Strong analytical and problem-solving skills and ability to provide out-of-the-box solutions.
• Familiar with parametric design procedures (knowledge of VBA)
• General understanding in mechanical and structural FEA
• Excellent verbal and written communication skills.
• Excellent budgeting and cost containment skills.
• Excellent organizational skills and attention to detail.
• Excellent time management skills with a proven ability to meet deadlines.
• Ability to collaborate in team environments
• Ability to demonstrate a record of hands-on and design for excellence philosophy.
• Proficient with Microsoft Office Suite and CAD software.

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 09-15-2026 Job Posting End Date

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.

$65,600.00 USD - $90,200.00 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).