Mechanical Design Engineer

Pacific Fusion Ltd

$138K — $207K *
Manufacturing & Automotive
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's or Master's degree in Mechanical, Aerospace, or a related engineering field, or equivalent experience
  • 5+ years of mechanical design experience focusing on vacuum seals and systems, including rough, high, and ultra-high vacuum environments
  • Strong proficiency in CAD, FEM, and engineering analysis tools
  • Proven expertise in tolerance analysis, FMEA, seal design, and mechanical integration

Responsibilities

  • Design and analyze high-performance vacuum seals for various transitions
  • Lead experimental design and testing with internal teams and external partners
  • Conduct research into novel sealing techniques and evaluate test campaigns
  • Perform FMEA and tolerance stack-up analyses for reliability and safety
  • Design test assemblies and implement risk-reduction strategies
  • Present technical work and contribute to system integration discussions
  • Mentor junior engineers on design and integration challenges

Benefits

  • Industry-competitive salary
  • Equity plan
  • 6% employer 401k matching
  • Generous paid time off including sick leave and vacation
  • Comprehensive Medical, Dental, and Vision insurance
Full Job Description
Why This Role Matters

This role is critical to the design of systems and components, prototyping, and
implementing new solutions to pulser systems
What You'll Do
  • Design and analyze large, high-performance vacuum seals for water-to-air, air-to-high-vacuum, and water-to-high-vacuum transitions
  • Lead experimental design and testing in collaboration with internal teams, external vendors, and academic partners
  • Conduct research into novel sealing techniques; define, execute, and evaluate test campaigns
  • Perform FMEA and tolerance stack-up analyses to ensure seal reliability and system safety
  • Design test assemblies and risk-reduction
  • Review and present technical work across multidisciplinary teams; contribute to system-level integration discussions
  • Provide subject-matter expertise in sealing strategies and help guide the integration of systems in the target area
  • Document sealing processes, validation data, and lessons learned
  • Mentor and support junior engineers on design and integration challenges
  • Interact with suppliers of vacuum systems components and electrical testing components for purchasing
What You Bring
  • Bachelor's or Master's degree in Mechanical, Aerospace, or a related engineering field, or equivalent experience
  • 5+ years of mechanical design experience with a focus on vacuum seals and systems, including rough, high, and ultra-high vacuum environments
  • Strong proficiency in CAD, FEM, and engineering analysis tools
  • Proven expertise in tolerance analysis, FMEA, seal design, and mechanical integration
Bonus Points For
  • Experience in high vacuum systems design and assembly
  • Experience using CREO
  • Experience of high voltage electrical work
  • Experience implementing instruments controls and software


Pay Range:

$138,100-$207,100 USD

Total Compensation & Benefits for Eligible Employees
  • Industry-competitive salary
  • Equity plan
  • 6% employer 401k matching
  • Generous paid time off (including sick leave, vacation, paid family leave)
  • Medical, Dental, and Vision insurance

Actual base salary offered will be determined by: experience, skills, and work location. This range is for base salary, our total compensation includes equity and benefits. We welcome you to apply even if your expectations are outside our listed range.

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