Senior Mechanical Engineer

ACTalent; Plymouth (MN); On-site; USD 140,000 - 175,000; Full time

Job summary

Actalent is seeking a Principal Mechanical Engineer in Plymouth, MN to lead the design and analysis of complex machinery from concept through implementation. You will develop innovative concepts, produce detailed designs, and perform robust calculations while collaborating with a multidisciplinary team.

Responsibilities include designing gearing, actuators, wheels, weldments, applying GD&T, and guiding projects as the Project Engineer to ensure safety, reliability, and manufacturability.

Qualifications

• Minimum 3+ years SolidWorks design experience.
• Minimum 3+ years mechanism design experience.
• GD&T on engineering drawings experience.
• Proven ability to lead design projects.

Responsibilities

• Design complex machinery including gearing, actuators, wheels, weldments and bearings.
• Develop and refine mechanical concepts and engineering designs to meet requirements.
• Produce detailed calculations and analyses to validate safety and reliability.
• Serve as Project Engineer for assigned projects overseeing design and implementation.
• Create detailed 3D models and drawings using SolidWorks for manufacturing.

Skills

Mechanism design

Project Engineer experience

GD&T knowledge

Team collaboration

Problem solving

Tools

SolidWorks

3D modeling

Drafting & detailing

Job description

Job Title: Principal Mechanical Engineer

Job Description

The Principal Mechanical Engineer will provide project support through custom design and analysis for complex machinery and mechanical systems. This role focuses on developing innovative concepts, detailed engineering designs, and robust calculations to support a wide range of projects. The engineer will play a key role in the full lifecycle of mechanical systems, from concept and design through implementation, while collaborating closely with a multidisciplinary team.

Responsibilities

• Design complex machinery, including gearing, actuators, wheels, weldments, bearings, and related mechanical assemblies.
• Develop and refine mechanical concepts and engineering designs to meet project requirements and performance targets.
• Produce detailed engineering calculations and analyses to validate designs and ensure safety, reliability, and manufacturability.
• Serve as Project Engineer for assigned projects, overseeing all aspects of mechanical design and implementation.
• Create detailed 3D models and drawings using SolidWorks to support manufacturing and assembly.
• Apply GD&T principles to ensure clear communication of tolerances and functional requirements on engineering drawings.
• Contribute to new product development initiatives by designing mechanisms and machine components that meet functional, cost, and schedule objectives.
• Collaborate with cross-functional teams to resolve design challenges and support successful project execution.
• Participate in design reviews and incorporate feedback to continuously improve design quality and performance.

Essential Skills

• 3+ years of SolidWorks design experience.
• 3+ years of mechanism design experience.
• 3+ years of hands-on SolidWorks usage for 3D modeling and detailing.
• Strong experience in mechanical engineering and mechanical design.
• Proficiency in designing complex machinery, including gears, actuators, wheels, weldments, bearings, and related assemblies.
• Experience with machine design and mechanism design.
• Ability to use SolidWorks for detailed mechanical design and documentation.
• Understanding and practical application of GD&T in mechanical drawings.
• Capability to support projects as a Project Engineer, including design and implementation activities.

Additional Skills & Qualifications

• Experience with design calculations and engineering analysis is a strong plus.
• Experience in new product development and machine design projects.
• Solid understanding of mechanical systems, mechanisms, and assemblies.
• Strong problem-solving skills and ability to work on a variety of projects.
• Ability to collaborate effectively within a team-focused engineering environment.

Work Environment

This role is based in an in-office setting that emphasizes close team collaboration and hands‑on engagement with projects. The engineer will work closely with other team members, using SolidWorks and related engineering tools in a collaborative environment that supports a variety of mechanical design and development projects.

Job Type & Location

This is a Permanent position based out of Plymouth, MN.

Pay and Benefits

The pay range for this position is $140000.00 - $175000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Strong internal company benefits. For any questions or if you wish to see a copy of the benefits, please reach out.

Job Type & Location

This is a Permanent position based out of Plymouth, MN.

Application Deadline

This position is anticipated to close on Nov 16, 2026.

Workplace Type

This is a fully onsite position in Plymouth,MN.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [e-mail] for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.