Mechanical Design Engineer – Test Systems

Mechanical Design Engineer – Test Systems

Location: Scottsdale, AZ

Salary: $130K - $140K

We are hiring a Mechanical Design Engineer to design and develop advanced test systems and mechanical assemblies supporting high-reliability aerospace and defense hardware. In this role, you’ll work across mechanical design, CAD modeling (Creo), and system integration, building solutions used for environmental testing (vibration, thermal, RF, and electro-optical systems).

Key Responsibilities:

• Design and develop mechanical test systems and fixtures for environmental testing (vibration, thermal, hydraulic, RF, electro-optical)
• Create and maintain 3D CAD models and drawings (Creo / ProE), including GD&T and tolerance analysis
• Support system integration, validation, and testing to meet accuracy, reliability, and performance requirements
• Troubleshoot and resolve issues in production and test environments, recommending design improvements
• Collaborate with electrical, systems, and manufacturing teams on hardware integration and packaging
• Contribute to continuous improvement, root‑cause analysis, and design optimization

Required Qualifications:

• Bachelor’s degree in Mechanical Engineering or related STEM field
• 5+ years of experience in mechanical design, test systems, or product development
• 3+ years of experience with 3D CAD tools (Creo / ProE preferred)
• Strong knowledge of GD&T, tolerance analysis, and mechanical design principles
• Experience supporting hardware integration, validation, or production environments
• U.S. Citizenship required;
  Clearance or ability to obtain a Secret clearance

Preferred Qualifications:

• Active Security Clearance
• Experience with mechanical packaging and electro‑mechanical systems
• Background in aerospace, defense, or high‑reliability systems
• Experience with environmental testing (vibration, shock, thermal, ESS)
• Familiarity with configuration management tools (Windchill, PDM)
• Exposure to thermal or structural analysis
• Systems engineering or cross‑functional integration experience

Benefits:

• Competitive compensation and employer‑matched 401(k)
• Comprehensive medical, dental, life, and disability coverage
• Professional development support and certification assistance
• Flexible and collaborative work environment

Quest Defense Systems & Solutions, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.