Finishing – Composites Technician at Saronic Technologies (Austin, TX)
Saronic Technologies· Austin, TX·
Role details
Medical Insurance · Dental Insurance · Vision Insurance · 401(K) Plan · Stock Options · Life Insurance · Short-Term Disability · Long-Term Disability
Saronic Technologies at a glance
Saronic builds autonomous surface vessels and the software to command them, aiming to give the U.S. Navy and allied fleets uncrewed ships at scale.
Saronic designs, builds, and operates autonomous surface vessels (ASVs) for naval and maritime missions, pairing in-house hardware with AI-driven autonomy and command-and-control software. The vessels run from the 24-foot Corsair to the 180-foot Marauder, and Saronic sells the whole stack: the boats, the autonomy, and the mission-control software that ties a fleet together.
$2.85B+ raised · latest: Series D · $1.75B · 2026 · backed by Kleiner Perkins, Andreessen Horowitz, 8VC, Caffeinated Capital
Summary
The Composites Technician is responsible for the final surface preparation and detailing of composite components, including scarf repairs, sanding, fairing, and prepping surfaces for paint or bonding. This role ensures parts meet strict cosmetic and dimensional specifications through close collaboration with technic...
Job description
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 govinfo.gov/1324b.
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.
Why work at Saronic Technologies
- Culture: Values include “United We Win” (teamwork, respect), “Trust Fuels Triumph” (transparency, integrity), “Solutions Driven” (creative problem‑solving), and “One Mission” (national security focus).
- Work environment: Primarily on‑site in Austin, TX, with additional offices in Australia, UK, and Japan. High‑growth startup pace with a mission‑driven defense focus.
- Perks & ratings: LinkedIn employer rating 4.2/5.0 (compensation 4.5, culture 4.0, career 4.3). Notable talent drawn from SpaceX, Tesla, Anduril, Blue Origin, and Lockheed Martin.
- Engineering culture: Heavy emphasis on cross‑disciplinary teams (perception, navigation, ML, C2, systems integration) and building “captainless” ships.