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Careers at Scientific Instruments

Mechanical Design Engineer

Design and develop systems that integrate mechanical and electrical components, from CAD models through testing and manufacturing.

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Company Overview

SI is a science and engineering driven organization focused on designing, building, and delivering high-performance measurement systems for high energy physics, aerospace, energy, and advanced manufacturing applications. We value precision, innovation, and collaboration, and we are committed to building reliable products that meet the highest technical and quality standards. Cryogenic experience is a plus.

Position Summary

A Mechanical Design Engineer is responsible for designing, developing, and improving products and systems that integrate both mechanical and electrical components. This role commonly supports industries such as aerospace, manufacturing, cryogenics, medical devices, automation, and instrumentation.

Key Responsibilities

  • Develop detailed mechanical designs and drawings using CAD software such as SolidWorks and AutoCAD, ensuring accuracy and compliance with industry standards like ASME codes.
  • Perform tolerance analysis and mechanical drafting to optimize product performance and manufacturability.
  • Conduct mechanical modeling and simulations, including finite element analysis (FEA), to validate design integrity under operational conditions.
  • Collaborate with cross-functional teams—including electrical engineers, manufacturing specialists, and project managers—to align design objectives with project timelines.
  • Support manufacturing processes by creating schematics, mechanical detail drawings, and building information modeling (BIM) tools for efficient production workflows.
  • Engage in root cause analysis for mechanical failures or issues during testing phases to implement effective corrective actions.
  • Manage project schedules and milestones to ensure timely delivery of mechanical engineering product development projects.

Required Qualifications

  • Bachelor’s degree in mechanical engineering, Electrical Engineering, or related field
  • Experience with CAD software such as:
    • SolidWorks
    • AutoCAD
    • Autodesk Inventor
  • Understanding of electrical systems, sensors, controls, and instrumentation
  • Knowledge of manufacturing processes and design for manufacturability (DFM)
  • Experience with testing, troubleshooting, and root cause analysis
  • Strong project management and cross-functional communication skills

Preferred Qualifications

  • Mechanical system design
  • Electrical integration
  • PLCs and controls
  • GD&T and tolerance analysis
  • Prototype development
  • Problem solving and analytical thinking.
  • Technical documentation

What We Offer

  • Opportunity to work on cutting-edge science, energy and aerospace projects
  • Collaborative, engineering-focused culture
  • Competitive compensation and benefits package

Job Type: Full-time

Benefits

  • 401(k)
  • Dental insurance
  • Employee assistance program
  • Health insurance
  • Life insurance
  • Paid time off
  • Referral program
  • Retirement plan
  • Tuition reimbursement
  • Vision insurance

Apply for this position

Send your application and resume to Michelle Patruno, Human Resources, at MPatruno@sicryo.com. Please include the job title in your email. Please do not call regarding open positions.

Apply by email