Senior Mechanical Designer

Senior Mechanical Designer – Precision Machinery

Location: Raleigh, NC

Job Type: Contract | 100% Onsite

Pay Rate: $50/hour (Depending on Experience)

Position Overview

M Force Partners is seeking an experienced Senior Mechanical Designer – Precision Machinery to support the design and development of custom industrial machinery, precision gearboxes, mechanical power transmission systems, and specialized testing equipment in Raleigh, NC. This position requires advanced mechanical design expertise and the ability to transform engineering concepts into functional, manufacturing-ready mechanical systems.

The Senior Mechanical Designer – Precision Machinery will collaborate with engineering professionals to develop detailed 3D models, complex mechanical assemblies, production drawings, and technical documentation using SolidWorks. Responsibilities include designing rotating equipment, evaluating component interactions, and ensuring mechanical systems meet dimensional, manufacturing, and assembly requirements.

The ideal Senior Mechanical Designer – Precision Machinery has extensive experience designing custom machinery, precision mechanical assemblies, or power transmission equipment. Candidates must demonstrate a strong understanding of mechanical system functionality, advanced SolidWorks proficiency, and the ability to independently develop practical design solutions.

This is a contract opportunity requiring 100% onsite attendance in Raleigh, NC. U.S. citizenship is required due to contractual requirements.

Key Responsibilities

• Develop detailed 3D CAD models, mechanical components, and complex assemblies using SolidWorks
• Convert engineering concepts, preliminary calculations, sketches, and technical specifications into functional mechanical designs
• Design precision mechanical systems incorporating gears, shafts, splines, bearings, seals, couplings, and housings
• Develop custom industrial machinery, gearboxes, power transmission systems, and specialized mechanical testing equipment
• Create detailed part drawings, assembly drawings, Bills of Materials (BOMs), and manufacturing documentation
• Apply Geometric Dimensioning and Tolerancing (GD&T) principles to mechanical drawings and component specifications
• Perform tolerance stack-up analysis to evaluate mechanical fit, alignment, and assembly requirements
• Evaluate mechanical designs for clearances, component interference, structural considerations, and functional performance
• Incorporate bearing arrangements, shaft fits, retention methods, lubrication requirements, and sealing considerations into mechanical designs
• Collaborate with engineering teams to refine mechanical concepts and resolve technical design challenges
• Review designs for manufacturability, machining requirements, assembly sequencing, and equipment serviceability
• Support the development of precision rotating assemblies and complex mechanical power transmission systems
• Identify potential manufacturing, assembly, or mechanical performance issues during the design process
• Revise mechanical models and engineering drawings based on technical feedback and evolving project requirements
• Maintain accurate CAD models, engineering drawings, and supporting technical documentation
• Apply sound mechanical engineering principles to ensure components and assemblies function as intended
• Support projects throughout the mechanical design lifecycle, from initial concepts through manufacturing and assembly
• Communicate technical design recommendations and project updates to engineering personnel
• Perform additional mechanical design and engineering support responsibilities as assigned

Required Qualifications

• Extensive hands-on experience in mechanical design, machine design, or custom machinery development
• Advanced proficiency with SolidWorks, including parametric modeling, complex assemblies, and detailed manufacturing drawings
• Demonstrated experience designing mechanical systems involving power transmission or precision rotating components
• Strong understanding of gears, shafts, splines, bearings, seals, couplings, and mechanical housings
• Knowledge of bearing arrangements, shaft fits, mechanical alignment, retention methods, lubrication, and sealing
• Experience applying GD&T, dimensional tolerances, and tolerance stack-up analysis
• Strong understanding of manufacturing processes, precision machining, and mechanical assembly requirements
• Ability to interpret engineering sketches, preliminary calculations, technical specifications, and evolving design requirements
• Experience developing manufacturing-ready mechanical drawings and Bills of Materials
• Ability to independently design complex mechanical components and assemblies
• Strong mechanical problem-solving skills and three-dimensional visualization abilities
• Ability to identify potential design, manufacturing, and assembly challenges before production
• Strong attention to detail and commitment to engineering accuracy
• Excellent technical communication and collaboration skills
• Ability to demonstrate personal contributions to completed machinery designs or precision mechanical assemblies
• U.S. citizenship required due to contractual requirements
• Ability to work 100% onsite in Raleigh, NC

Preferred Qualifications

• Experience designing mechanical powertrains or propulsion systems
• Background in gearbox, transmission, or gear assembly design
• Experience with precision rotating equipment, spindle systems, or high-speed mechanical assemblies
• Experience developing custom industrial machinery or machine tools
• Familiarity with dynamometers and specialized mechanical testing equipment
• Experience designing complex power transmission systems
• Knowledge of precision gear arrangements, shaft alignment, and bearing selection
• Experience supporting mechanical equipment from initial concept through fabrication and assembly
• Background in custom equipment design involving machined components and complex mechanical interfaces
• Experience collaborating with manufacturing personnel to resolve design and production challenges
• Familiarity with mechanical design optimization for manufacturability and serviceability

Work Environment & Position Requirements

• Contract position located in Raleigh, NC
• 100% onsite work requirement
• Engineering-focused environment supporting complex mechanical design projects
• Regular collaboration with mechanical engineers and technical personnel
• Extensive use of SolidWorks for 3D modeling, assembly development, and manufacturing documentation
• Hands-on involvement in the design and development of precision mechanical equipment
• U.S. citizenship required due to contractual requirements

Job presented by M Force Partners

M Force Partners is a specialized recruitment partner connecting top-tier talent with leading organizations. With a deep understanding of engineering/technical, medical, professional and executive disciplines and industry demands, we deliver tailored recruitment solutions, including direct hire and contract placements, to ensure the right fit for both candidates and clients.

If this role isn't the right fit for you, we encourage you to explore our other opportunities at mforcepartners.com.

Do you know someone who may be a great match? Feel free to share this opportunity within your network.

Equal Opportunity Employer

M Force Partners is an Equal Opportunity Employer. Employment decisions are based on qualifications, merit, and business needs. Reasonable accommodations may be made to enable individuals with disabilities to perform essential job functions.