Mechanical Designer - Cryomechanical Systems

Job Description

Job Title: Mechanical Designer - Cryomechanical Systems. Location: Redmond, Washington, USA

Job Type: Full-time (Hybrid, 3 days per week in office)

Responsibilities:

• Design complete 3D CAD models and detailed 2D engineering drawings for cryogenic mechanical assemblies used in dilution refrigerators and cryostats
• Develop components including cold fingers, millikelvin and 4 K stages, radiation shields, vacuum interfaces, and cable routing fixtures
• Create and maintain bills of materials (BOMs), part numbering, configurations, and engineering change documentation
• Manage product data using PDM/PLM tools such as SolidWorks, Windchill, and OnePDM;
• Lead mechanical design reviews and prepare documentation covering specifications, materials, manufacturing processes, quality plans, risks, and schedules
• Convert system requirements into mechanical designs for thermal management, vacuum sealing, vibration isolation, RF/DC cable routing, and multi-stage integration
• Develop quality control plans, cryogenic screening checklists, design release documents, and handoff packages
• Work with systems, measurement, packaging, control, and instrumentation teams throughout product development;
• Support suppliers and manufacturing teams by improving manufacturability, reviewing first-article builds, resolving nonconformances, and updating released designs
• Demonstrate Microsoft's culture of collaboration, accountability, and continuous learning

Qualifications:

• Bachelor's or Master's degree in Mechanical Engineering, Electrical Engineering, Computer Engineering, or a related field, or equivalent experience
• Ability to pass Microsoft background checks and government security screening requirements
• Ability to meet export control and citizenship verification requirements;
• Experience using AI tools for engineering analysis, research, and workflow automation
• Ability to work in an AI-first engineering environment

Preferred:

• Doctorate or additional engineering experience in a related field
• Expert experience creating production-quality 3D CAD models and engineering drawings using PTC Creo
• Strong knowledge of GD&T (ASME Y14.5) and tolerance analysis
• Experience using PDM/PLM systems such as Windchill or OnePDM
• Experience leading engineering design reviews and maintaining technical documentation
• Experience designing hardware for cryogenic systems, including dilution refrigerators operating from millikelvin to room temperature
• Experience using FEA or thermal simulation software such as ANSYS Mechanical or COMSOL;
• Experience with RF-aware mechanical design, connector standards, shielding, strain relief, and microwave component packaging
• Hands-on experience with cryogenic, vacuum, or ultra-high vacuum hardware, including thermal interfaces, vacuum seals, coatings, and low-outgassing materials
• Experience working with manufacturing partners on precision machining, sheet metal fabrication, cleaning processes, vacuum bakeouts, cryogenic-compatible finishes, and first-article builds
• Experience working in regulated or high-security laboratory environments
• Strong communication skills and ability to collaborate across multidisciplinary engineering teams

Benefits And Compensation:

• Base salary (Hardware Engineering IC3): $102,100 to $202,200 per year across most U.S. locations
• Base salary (Hardware Engineering IC4): $119,800 to $234,700 per year across most U.S. locations;
• Higher salary ranges available for the San Francisco Bay Area and New York City metropolitan area
• Eligible roles may receive additional benefits and compensation
• Hybrid work schedule with three in-office days per week