Mechanical Design Engineer

Position Overview

We are seeking a skilled Mechanical Design Engineer with strong technical aptitude and a proven ability to execute efficiently in fast‑paced environments. This individual will support the design and development of both 3D and 2D mechanical components and assemblies, including analysis efforts for flight‑critical avionics hardware. This role requires hands‑on involvement across the design lifecycle, from early prototyping through production, along with the ability to design and develop custom test fixtures to support validation and qualification activities.

The ideal candidate brings a solid mechanical engineering foundation and thrives in both design and analysis work.

• Develop detailed 3D models and 2D drawings for mechanical components and assemblies
• Support design efforts for avionics systems, ensuring performance, reliability, and manufacturability
• Design and build custom test fixtures for validation, testing, and characterization of hardware
• Perform engineering analysis including tolerance stack‑ups, structural considerations, and basic thermal evaluations
• Collaborate cross‑functionally with engineering and manufacturing teams to drive design improvements
• Contribute to both prototype builds and production‑ready designs

• Bachelor's or Master's degree in Mechanical Engineering, Aerospace Engineering, Robotics, Mechatronics, or related field
• Proficiency with MCAD tools for 3D modeling and 2D drafting
• Experience designing mechanical assemblies, particularly for electronics or embedded systems
• Familiarity with prototype and production tooling processes
• Experience with Python for engineering analysis, automation, or data processing
• Knowledge of Finite Element Analysis for structural or thermal applications
• Strong communication skills, both written and verbal
• Ability to manage priorities and work within project timelines

• Experience with Dassault 3
  
  DEXPERIENCE ENOVIA (PLM)
• Experience with CATIA for modeling and drafting
• Experience with thermal simulation tools such as ANSYS Ice Pak or Siemens Star‑CCM+
• Experience performing structural load or mechanical stack‑up analyses
• Familiarity with Agile tools such as JIRA or Confluence

Contract position based out of Westborough, MA.

The pay range for this position is $40.00 - $40.00/hr.

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre‑tax and Roth post‑tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long‑term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in Westborough, MA.

This position is anticipated to close on Jun 3, 2026.

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.

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.

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.

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.