The Mechanical & Composite Assembler III performs mechanical and composite assembly operations, including working with fiberglass reinforcement and resin systems to fabricate, bond, finish, and repair components. This role requires interpreting work instructions and drawings, preparing materials, and completing assemblies that meet established quality, dimensional, and workmanship requirements.
- Build mechanical and composite assemblies according to approved work instructions, work orders, engineering drawings, and standardized procedures.
- Prepare composite and fiberglass surfaces for bonding, finishing through cleaning, sanding, trimming, and fitting.
- Measure, mix, and apply approved resin systems, hardeners, adhesives, and fillers according to specified ratios, working times, and curing requirements.
- Cut, position, and apply fiberglass reinforcement and resin to form composite parts, ensuring proper alignment and consolidation.
- Set up and use tools, fixtures, and equipment required for production orders.
- Receive and verify parts, materials, and subassemblies; complete required preparation before assembly.
- Maintain material identification, shelf-life controls, and lot traceability as required.
- Follow established procedures for handling, storing, and disposing of resins, adhesives, solvents, and composite waste.
- Use required personal protective equipment and designated ventilation and dust-control systems while maintaining a clean, organized, and safe work area.
Experience:
- Minimum of three (3) years of relevant manufacturing or assembly experience.
- Ability to read and follow work instructions, engineering drawings, and production documentation.
- Ability to use hand tools, power tools, fixtures, and basic measuring equipment.
- Ability to perform precise assembly and finishing work while maintaining consistent quality.
- Ability to follow material-handling procedures, safety data sheets, and established safety requirements.
Preferred
- Hands-on experience with fiberglass, composite materials, and resin systems, including surface preparation,bonding, curing, and finishing.
- Experience fabricating or repairing composite housings, radomes, or similar components.
- Experience in high-reliability industries, such as aerospace and defense.
- IPC J-STD-001 certification.
About Frontgrade
At Frontgrade, we build mission-critical electronics that perform without compromise in the world’s most demanding environments, from deep space to national defense. With decades of proven heritage, we deliver high-reliability components, subsystems, and integrated solutions trusted when failure is not an option. But our strength is not just in what we build. It is in the people who make it possible. From engineers and product managers to sales teams, marketers, and skilled manufacturing professionals, every role plays a direct part in enabling missions that protect, explore, and connect our world. We move with purpose, collaborate across disciplines, and take pride in delivering solutions our customers rely on in the highest-stakes environments. If you want your work, whatever your specialty, to contribute to something bigger, you will find your place at Frontgrade.
Why Work for Us
We believe mission success starts with taking care of our people. That’s why we offer competitive health, wealth, and wellbeing benefits from day one. You’ll also find real opportunities to learn, grow, and advance, whether you’re building technical expertise, leading teams, or expanding into new areas. Here, your growth is part of the mission.
Additional Information
This position may require access to technology, materials, software or hardware that is controlled by either ITAR or EAR U.S. export laws. As a condition of any job offer, in order to be employed in this position, you may need to obtain a U.S. Government export license(s), as required by law.
Other benefits include:
- Immediate Medical (FSA and HSA), Dental, and Vision
- 401K Match with 100% immediate vesting
- 9X80 compressed work schedule for qualifying roles
- Career Opportunity and Growth
- Tuition Reimbursement/Student Loan Repayment
- Generous PTO and 11 paid Holidays per year (9 designated holidays and 2 floating holidays)
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8 weeks of 100% Paid Family Leave