Optical-Mechanical Assembler

Seiler Instrument & Mfg. Co, IncSt. Louisindeedoffentliggjort 23.09.2026

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

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:

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!

Responsibilities include:

Responsible for assembling, adjusting/calibrating, cleaning, and testing instruments and subassemblies.

Performs wiring diagnostics and troubleshooting of instruments, components and systems.

Must interpret mil-specifications and blueprints/drawings.

Must be 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 include:

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 40 lbs, with or without assistance

Work instructions are provided in English