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Optical-Mechanical Assembler

Job in Kirkwood, St. Louis County, Missouri, USA
Listing for: Seilerinst
Full Time position
Listed on 2026-02-19
Job specializations:
  • Manufacturing / Production
    Manufacturing Production, Assembly
Salary/Wage Range or Industry Benchmark: 60000 USD Yearly USD 60000.00 YEAR
Job Description & How to Apply Below

Join Our Team!

Seiler Instrument is Hiring Skilled Optical-Mechanical Assemblers for Our Aerospace & Defense Division! Are you a detail-oriented professional with a passion for precision and craftsmanship? At Seiler Instrument & Manufacturing Company, Inc. we take pride in building high-quality optical-mechanical systems that support aerospace and defense innovations. We are looking for skilled Optical-Mechanical Assemblers to join our team and be part of something extraordinary!

Perks

And Benefits
  • Medical, Vision, and Dental health plans
  • Parental and Bonding Leave
  • PTO
  • 401(k) Matching
  • Tuition Reimbursement
Additional Benefits
  • 9 annual paid holidays
  • 1-2 free company events every summer
  • Employee Assistance Program (EAP)
  • Flexibility in start/stop time for most positions
  • Profit Sharing and More!

Here At Seiler We Are Committed To Not Only Manufacturing And Selling The Highest Quality Systems And Utilizing Modern Techniques, But We Are Also Committed To Our Employees’ Well-being And Happiness. In Addition To The Perks Above We Also Offer

Responsibilities
  • Responsible for assembling, adjusting/calibrating, cleaning, and testing instruments and subassemblies.
  • Performs wiring diagnostics and troubleshooting of instruments, components and systems.
  • Interpret mil-specifications and blueprints/drawings.
  • Proficient in reading calipers, height gauges, collimators, VOMs and other measuring devices.
  • Demonstrates understanding of complicated mechanical components, precision fit recommendations, instrument qualifications and calibrations.
  • Uses hand tools and light machinery (e.g. drill press)
Requirements
  • High school diploma or GED required
  • Technical school, or 3 years verifiable experience, in optical-mechanical assembly required
  • Soldering and electrical circuitry experience preferred
  • Fine motor skills/manual dexterity is required including: pinching, pressing, rotating, using tweezers, delicate tool work, etc.
  • Frequent sitting and standing are required
  • Good near vision is required
  • Must be able to lift and move 50 lbs, with or without assistance
  • Work instructions are provided in English
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