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At Transfer Flow, family and innovation are the keys to our success. It’s how we lead in design, quality and function in the aftermarket fuel tank industry. What’s more, Transfer Flow specializes in OEM engineering and manufacturing of custom built fuel systems, mobility ramps and floors, and brake lines.  We are proud of the relationships we’ve built with our customers and vendors.

Since 1983, Transfer Flow has stood by its promise to be American-made. Our workforce of 100 employees in Northern California designs, builds and tests every single system.   We’re not new to manufacturing but we are constantly looking for ways to improve, grow and innovate. At Transfer Flow, you can have a career with colleagues that inspire you, care about you, and challenge you.

We’ve led the aftermarket fuel tank industry since 1983 and we aren’t stopping anytime soon. Join us on our adventure!

Job Activities:

Work on multiple tasks simultaneously.

Meet deadlines.

Work in a cooperative manner with the engineering, production, sales staff, management staff, customers and vendors.

Effectively use Autodesk Inventor and/or Solidworks to design product, projects, create and edit drawings.

Create and route engineering change orders through the department to support production needs.

Assist the process engineer to trouble shoot, problem solve and implement continuous improvement for product and processes.

Innovatively create new products and solutions to problems.

Clearly communicate in a professional and effective manner verbally and non-verbally

Work as a team member at all times.

Manage projects using engineering principles and techniques.

Discussing and solving complex problems with manufacturing departments, sub-contractors, suppliers, and customers.

Planning and designing new production processes.

Utilize research, analytical, conceptual and planning skills, particularly mathematical modeling and computer-aided design.

Essential Job Functions:

A Mechanical Engineer at TFI is responsible for the design of all aftermarket and OEM components, all internal equipment design, and determining production processes. Regular tasks include but are not limited to the following:

Develop jig, fixtures, or tooling

Develop 3D models

Generate and maintain production documentation (Prints, BOMs, Work Instructions, SSOPs)

Generate installation instructions

Perform and document test reports

Operate and/or program equipment

Projects will be delegated by the Engineering Supervisor and the timeline will be managed by the Project Manager. All projects will have specific deadlines and milestones. If a project falls behind a catch-up strategy will be determined by the engineering supervisor and project manager. The catch-up strategy may consist of delegating parts of the project to other personnel or mandatory overtime. Once delegated a project, it is the Mechanical Engineer’s responsibility to communicate with all necessary personnel to gather all information for the product design. This includes, researching requirements for new parts or material, developing new processes, Understanding internal or industry quality and safety standards.

The Mechanical Engineer will support production by working with supervisors and operators to troubleshoot issues related to design, process, and equipment. In order to help troubleshoot these problems, every engineer will need to know the limits and capabilities of all equipment and the basics of how to operate them. All changes will need to be documented and properly submitted to the engineering assistant responsible for documentation control.


TFI requires all members of our staff to fulfill all job functions in a consistent state of alertness and work in a safe manner
Applicants must be able to successfully pass the following:
Pre-employment drug/alcohol screening
Pre-employment criminal history background check
Pre-employment fitness for duty physical
Must be at least 18 years of age

Required – minimum BS degree in mechanical engineering

Required – minimum 1 year experience as mechanical engineer or equivalent.



Pre-employment physical

Minimum Education and Experience

Minimum Months of Experience: 12
Education Required: Bachelor's
Driver's License Required: No
Hiring Requirements for this Job:
  • Drug Testing / Screening
  • Background Checks
  • Reference Check
  • Accessible by Public Transportation: No