CalTech - California Institute of Technology Jobs

Mechanical Technician

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CalTech - California Institute of Technology

1200 E California Blvd, Pasadena, CA 91125, USA

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Mechanical Technician

2026-02-01

Location

Palomar Observatory, Palomar Mountain, San Diego, CA

Caltech

Type

Full-time Regular, Overtime Eligible

Required Qualifications

2+ years mechanical experience
Power/hand tools
Precision measurement/alignment
Troubleshooting
Engineering drawings
Driver's license
Lift 25 lbs
Respirator use
Altitude 6000' tolerance

Research Areas

Mechanical installation/maintenance
Opto-mechanical assemblies
Telescope optics service
Hydraulics
Precision mechanisms
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Mechanical Technician

Mechanical Technician

Caltech

Job Category: Fulltime Regular

Exempt Overtime Eligible: Overtime Eligible

Benefits Eligible: Benefit Based

Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community.

Job Summary

Under limited supervision, this position reports to the observatory deputy superintendent, working closely with all telescope support groups and the Chief Engineer. The Mechanical Technician will perform skilled mechanical installation, maintenance, and repair of observatory equipment.

Position is full-time, benefited, and located at Palomar Observatory, located at Palomar Mountain, San Diego, CA.

Essential Job Duties

  • Works with the mechanical group in support of facility operations and maintenance.
  • Assembly, installation, maintenance, troubleshooting, and repair of industrial and scientific equipment, including mechanical power transmission systems, hydraulics, precision mechanisms, opto-mechanical, and structural assemblies.
  • Basic design and fabrication of custom fixtures, devices, or modifications to existing equipment.
  • Participate in the service and maintenance of large telescope optics.
  • Performs equipment rigging, lifting, and setting using cranes, hoists, jacks, and lifting hardware.

Additional duties:

  • Updates mechanical drawings and maintains observatory site-based documentation.
  • Tracks current design trends and availability of new technology as applicable to new or upgraded equipment, devices, or processes.
  • Other duties as assigned.

Basic Qualifications

  • At least 2 years of relevant experience, resulting in working knowledge of methods, practices, procedures, and tools used in completing major repairs, maintenance, and overhaul of mechanical equipment
  • Skilled in the use of power and hand tools.
  • Skilled in precision mechanical measurement and alignment.
  • Demonstrated troubleshooting skills in solving technical problems.
  • Knowledgeable in reading and interpreting engineering drawings and specifications.
  • Ability to work under conditions involving considerable physical effort and dexterity with frequent exposure to inclement weather, natural elements, and working conditions.
  • Requires knowledge of safety measures related to maintenance and repair work in elevated and confined spaces.
  • Excellent communication skills.
  • Able to work productively in a team environment.
  • Able to lift 25 lbs. of tools and materials.
  • Able to wear respirators.
  • Able to work at a site altitude of 6000'.
  • Must have a valid driver's license at the time of employment and be able to maintain it throughout the course of employment.

Preferred Qualifications

  • Previous Observatory experience.
  • Heavy rigging experience.
  • Basic knowledge of industrial equipment, electrical power, and control circuits.
  • Knowledge of OptoMechanics.
  • Skilled in the use of a variety of machine shop equipment, such as lathes, mills, drills, saws, and grinders.
  • Skilled in the use of precision measuring instruments such as micrometers, dial indicators, and gauges.
  • Experienced with computer-aided design software.
  • Able to weld, solder, and braze safely and efficiently.
  • Knowledge of Vacuum Coating Systems.
  • Basic computer skills, including proficiency with Microsoft Office applications.
  • Degree or technical certifications.

Required Documents

  • Resume

To be considered for this position please visit our web site and apply on line at the following link: https://apptrkr.com/6667406

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

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Frequently Asked Questions

🎓What are the basic qualifications for the Mechanical Technician role at Caltech?

Candidates need at least 2 years of relevant experience in mechanical repairs, maintenance, and overhaul. Must be skilled in power and hand tools, precision mechanical measurement and alignment, troubleshooting, reading engineering drawings, and working in physically demanding conditions including elevated/confined spaces. Requires valid driver's license, ability to lift 25 lbs, wear respirators, and work at 6000' altitude. Excellent communication and team skills essential. See how to write a winning academic CV for application tips.

🔧What are the essential job duties?

Duties include supporting facility operations, assembly, installation, maintenance, troubleshooting, and repair of industrial/scientific equipment like power transmission systems, hydraulics, precision mechanisms, opto-mechanical, and structural assemblies. Involves basic design/fabrication, telescope optics service, and equipment rigging with cranes/hoists. Additional tasks: updating drawings, tracking tech trends. Explore research jobs for similar roles.

🌍Is visa sponsorship available for this position?

No mention of visa sponsorship in the posting. US driver's license required at employment start. International applicants should verify eligibility independently.

What preferred qualifications are listed?

Preferred: Observatory experience, heavy rigging, basic electrical/control knowledge, opto-mechanics, machine shop skills (lathes, mills), precision instruments, CAD software, welding/soldering, vacuum coating systems, MS Office, degree/technical certifications. Check employer branding secrets for competitive edge.

📝How to apply and what documents are required?

Submit resume via online application. Position at Palomar Observatory, full-time with benefits. Deadline: Feb 1, 2026. Prepare using research assistant tips adapted for technicians.

🏔️What is the work environment like?

Full-time at remote Palomar Observatory (6000' altitude, inclement weather exposure). Team-based with physical effort, safety in elevated/confined spaces. Caltech offers diverse community. View staff jobs for similar opportunities.
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