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Freelance R&D Mechanical Engineer Jobs (NOW HIRING)

Titan International

INTERN-R&D Lab Tech

Union City, TN · On-site

$15.25 - $20.25/hr

INTERN-R&D Lab Tech Category: Hourly 1st shift • Location: Tennessee (Union City) Titan Tire ... o Mechanical Engineering o Or a related field • Strong interest in polymers, materials science ...

Titan International, Inc.

INTERN-R&D Lab Tech

Union City, TN · On-site

$15.25 - $20.25/hr

INTERN-R&D Lab Tech Category: Hourly 1st shift • Location: Tennessee (Union City) Titan Tire ... o Mechanical Engineering o Or a related field • Strong interest in polymers, materials science ...

PSG Global Solutions

R/D Engineer II

Boston, MA · On-site

$113K - $155K/yr

A minimum of BS in Controls Engineering or equivalent (Computer Science, Computer Engineering, Electrical Engineering, or Mechanical Engineering) with appropriate experience. MS or PhD strongly ...

Pantheon Electric

R & D Design Engineer

Stamford, CT · On-site

Perform engineering analysis including mechanical, thermal, electrical and manufacturability assessments as applicable * Support prototype development, testing and validation analysis activities

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How much do freelance r&d mechanical engineer jobs pay per year?

As of Aug 29, 2026, the average yearly pay for freelance r&d mechanical engineer in the United States is $102,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $126,500.00 per year, depending on experience, location, and employer.

What is the difference between Freelance R&D Mechanical Engineer vs Contract Mechanical Engineer?

AspectFreelance R&D Mechanical EngineerContract Mechanical Engineer
CredentialsTypically requires a degree in mechanical engineering, relevant certifications, and experience in R&DSimilar credentials, often with additional industry-specific certifications
Work EnvironmentIndependent, project-based, often remote or client-siteUsually on-site at client facilities or manufacturing plants for fixed contract periods
Employer & Industry UsageUsed by startups, research labs, and companies seeking specialized R&D expertiseEmployed by manufacturing firms, engineering consultancies, or as temporary staff

Freelance R&D Mechanical Engineers focus on innovative product development and research projects independently, while Contract Mechanical Engineers typically work on specific projects for a set period within a company or consultancy. Both roles require similar credentials but differ mainly in work setup and employment context.

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The most popular types of R&D Mechanical Engineer jobs are:

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Freelance R D Mechanical Engineer jobs near you

INTERN-R&D Lab Tech

Union City, TN • On-site

Titan International
Telecommunications • 11 - 50 employees
Learn more about Titan Internationalexternal

$15.25 - $20.25/hr

Other

Re-posted 17 days ago

Job description

INTERN-R&D Lab Tech
Category: Hourly 1st shift
• Location: Tennessee (Union City)
Job Description
Titan Tire / Tennessee Custom Mixing is seeking a motivated Chemistry or Engineering co-op student to join our Rubber Compounding Development Lab in Union City, TN. This hands-on opportunity provides experience in material development, laboratory testing, and process improvement within an industrial R&D environment.
This position is ideal for students interested in polymers, materials science, and manufacturing processes, offering direct exposure to real-world applications and product development.
Essential Functions
Key Responsibilities
• Prepare rubber compounds using laboratory mixing and milling equipment
• Assist with raw material weighing, batching, and documentation
• Perform physical property testing (e.g., rheology, tensile, hardness, aging) following ASTM standards
• Record, analyze, and maintain accurate experimental data and lab documentation
• Support development of new formulations and process improvements
• Participate in experimental design, trials, and troubleshooting activities
• Follow all safety, environmental, and quality procedures
Qualifications
Qualifications
• Currently pursuing a degree in:
o Chemistry
o Chemical Engineering
o Materials Science
o Mechanical Engineering
o Or a related field
• Strong interest in polymers, materials science, or manufacturing
• Detail-oriented with a strong commitment to safety
• Ability to learn and operate laboratory equipment (training provided)
• Strong communication, teamwork, and problem-solving skills
• Proficiency with spreadsheets and basic data analysis
What You'll Gain
• Hands-on experience in rubber compounding, formulation, and testing
• Exposure to industrial R&D work flows and manufacturing processes
• Opportunity to contribute to projects impacting product performance
• Mentorship from experienced chemists and engineers
• A strong foundation for careers in materials science, engineering, or manufacturing
How to Apply
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