Senior Vacuum Engineer

4 weeks ago

Columbia, South Carolina, United States California Institute of Technology Full time
Job Summary

Caltech's Laser Interferometer Gravitational-wave Observatory (LIGO) is seeking a highly motivated and skilled Senior Vacuum Engineer to join its Cosmic Explorer Beamtube Experiment (CEBEX) team at the Richland, Washington observatory site.

LIGO Laboratory is a major National Science Foundation facility dedicated to observing the newly discovered gravitational-wave universe. Jointly operated by the California Institute of Technology and the Massachusetts Institute of Technology, LIGO operates the world's leading gravitational observatories near Richland, WA and Baton Rouge, LA, as well as campus R&D centers in Pasadena, CA and Cambridge, MA.

This position is a full-time in-person role located at LIGO Hanford in Richland, WA.

To learn more about LIGO Laboratory, please visit our website.

Key Responsibilities
  • Collaborate with research scientists and engineers in modeling and investigation of UHV techniques, welding and fabrication technology, structural statics and dynamics, thermal processing, surface preparation, residual gas characterization, material surface analysis, and related disciplines.
  • Establish, track, and maintain team workplans, schedules and budgets to accomplish mission objectives.
  • Supervise and mentor junior engineering and technical staff.
  • Plan and oversee specification and procurement of instruments and equipment, including budget development, scheduling, technical requirement definition, competitive vendor selection, contract monitoring, and quality assurance.
  • Responsible for professional communication (written and verbal) internally within the organization and externally to parties outside the organization.
  • Liaising, collaborating, and exchanging information with LIGO Laboratory vacuum teams concerning best practices, organization standards and methods.
  • Serve as a contributing member or chair on Design, Technical, Installation and other internal Review panels as may be required.
  • Initiate and collaborate in writing and delivering research papers and technical presentations.
  • Develop, oversee, and evaluate UHV material preparation and test facilities, including cleaning plants, bake ovens, and outgassing test chambers used to prepare or characterize UHV components and instrumentation.
  • Travel as requested to other LIGO campus and observatory sites, major vendor facilities, and collaborating institutions, both domestic and international.
Requirements
  • BS degree in Mechanical, Aerospace, Chemical or Systems Engineering, Physics, Material Science, or a related scientific or engineering field.
  • 8 or more years of direct vacuum engineering or research work experience in relevant industrial or scientific applications.
  • Demonstrated proficiency in practical design, analysis, and performance characterization of high- or ultra-high vacuum systems, including structural and safety analysis, pressure measurement, pump and valve selection, surface preparation, bakeout, and seal technology.
  • Thorough knowledge and experience in selection and application of UHV-compatible materials, material processes (welding, surface preparation, etc.).
  • Demonstrated proficiency in application and interpretation of spectra from residual gas analyzers.
  • Experience in application of helium mass-spectrometer leak detection (MSLD) apparatus.
  • Effective English-language written and verbal communication skills and habits.
  • Proven ability to mentor junior engineering and technical staff.
  • Level-headed professionalism and excellent interpersonal and team skills.
  • An automobile driver's license valid in the United States, or ability to obtain one once employment begins.
  • Ability to lift at least 20 pounds.
Preferred Qualifications
  • Master's or Doctoral graduate degree in Mechanical, Aerospace, Chemical or Systems Engineering, Physics, Material Science, or a related scientific or engineering field.
  • Certificate, coursework, or other professional qualification in Project Management.
  • Demonstrated expertise in application of industrial automation to large-scale vacuum systems.
  • Hands-on experience in building, improving, and maintaining high- or ultra-high vacuum systems.
  • Experience related to fluid, cryogen, pressure, flow rate, and gas sensors and instrumentation.
  • Computer-aided design (CAD) experience and demonstrated proficiency (SolidWorks preferred).
  • Finite-element analysis (FEA) experience and demonstrated proficiency (e.g., Ansys, COMSOL or equivalent).
  • Gas dynamical modeling expertise (e.g., using MOLFLOW or equivalent Monte Carlo codes).

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