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Finishing – Composites Technician

Saronic Technologies · Austin, TXtoday

Finish and repair composite vessel components: sanding, fairing, gelcoat, surface prep for paint and bonding.

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Worth knowing

Why it is interesting. Hands-on composite craftsmanship for DoD-related autonomous vessels, with equity and full medical premium covered.

Might not be for you. Repetitive fine-surface sanding and fairing work; U.S. Person status required for export-controlled defense work.

Mostly at the benchHands-on execution BS acceptable

Adjacent materials rolesurface finishing on composite parts: wet layup, gelcoat, epoxy fillers, scarf repairs, delamination repair

Seniority
Technician
Work
On-site
Type
Full-time
Experience
2+ yrs
Industry
Defense
Role
Manufacturing / Production
Techniques
Benefits
100% employee medical premium paidstock optionsfree lunch

Role details

Saronic Technologies is a leader in revolutionizing autonomy at sea, dedicated to developing state-of-the-art solutions that enhance maritime operations through autonomous and intelligent platforms.

Position Summary

As a Finishing – Composites Technician, you will be responsible for the final surface preparation and detailing of composite components. This includes scarf repairs, sanding, fairing, and prepping surfaces for paint or bonding. You will work closely with other technicians and engineers to ensure every part meets strict cosmetic and dimensional specifications. Your craftsmanship directly contributes to the structural integrity and visual quality of our vessels.

Key Responsibilities

  • Perform surface finishing operations on composite parts, including wet layup, filling, sanding, spraying gelcoat and refining the surface.
  • Mix and apply surface fillers, and gelcoat per process requirements
  • Sand and smooth complex contours while maintaining tolerance and surface quality
  • Identify and repair surface defects such as pinholes, delamination, or surface voids using tap tests
  • Prepare parts for painting, bonding, or assembly through proper surface treatment
  • Follow detailed work instructions, drawings, and engineering specifications
  • Maintain cleanliness and organization in finishing areas; manage dust control systems
  • Collaborate with the quality team to ensure finished parts meet visual and dimensional standards
  • Follow procedures and track time on a tablet.
  • Ability to use Partallfilm #10 and patch aide for repairs

Requirements

  • 2+ years of experience in marine composite finishing, surfacing, or similar hands-on fabrication work
  • Strong experience with sanding tools, fairing materials, and manual finishing techniques
  • Ability to achieve Class A or near-Class A surface finishes (preferred but not required)
  • High attention to detail and patience for repetitive, fine-surface work
  • Familiarity with epoxy-based fillers, primers, and surface prep chemicals
  • Ability to read and interpret technical drawings and work instructions
  • U.S. Person (citizen or permanent resident) required due to DoD-related work

Preferred Qualifications

  • Experience in marine composite surfacing
  • Familiarity with MIL-SPEC or AS9100 quality standards
  • Experience using DA sanders, longboards, and vacuum-assisted finishing tools
  • Understand how to use Binks & MVP spray equipment
  • Background in paint prep or bonded surface prep is a plus
  • Experience working with gel coats, topcoats, or marine-grade finishes

Benefits

  • Medical Insurance: Comprehensive health insurance plans covering a range of services
  • Saronic pays 100% of the premium for employees and 80% for dependents
  • Dental and Vision Insurance: Coverage for routine dental check-ups, orthodontics, and vision care
  • Saronic pays 100% of the premium for employees and 80% for dependents
  • Time Off: Generous PTO and Holidays
  • Parental Leave: Paid maternity and paternity leave to support new parents
  • Competitive Salary: Industry-standard salaries with opportunities for performance-based bonuses
  • Retirement Plan: 401(k) plan
  • Stock Options: Equity options to give employees a stake in the company’s success
  • Life and Disability Insurance: Basic life insurance and short- and long-term disability coverage
  • Additional Perks: Free lunch benefit and unlimited free drinks and snacks in the office

*Saronic CCPA Notice for Candidates and California Employees* *If this role is based in the United States, it requires access to export-controlled information or items that require “U.S. Person” status. As defined by U.S. law, individuals who are any one of the following are considered to be a “U.S. Person”: (1) U.S. citizens, (2) legal permanent residents (a.k.a. green card holders), and (3) certain protected classes of asylees and refugees, as defined in* *8 U.S.C.

1324b(a)(3)* *.* Saronic does not discriminate on the basis of race, sex, color, religion, age, national origin, marital status, disability, veteran status, genetic information, sexual orientation, gender identity or any other reason prohibited by law in provision of employment opportunities and benefits. *We are also committed to providing reasonable accommodations for qualified individuals with disabilities.*

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Common questions

Where is the Finishing – Composites Technician role at Saronic Technologies based?

This role is based in Austin, TX.

What degree is required for the Finishing – Composites Technician role at Saronic Technologies?

This role requires a Not specified.

How many years of experience does this Finishing – Composites Technician role require?

The posting calls for at least 2 years of relevant experience.

What polymers or materials does this Finishing – Composites Technician role work with?

composites, epoxy fillers, gelcoat.

What techniques or methods are required for this Finishing – Composites Technician role?

tap testing, surface finishing.