Finishing – Composites Technician

Saronic Technologies — Austin, TX

Location Austin, TX

Employment Type Full time

Location Type On-site

Department Production

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 marinecomposite 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 99% 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.