Senior Technician – Composite Prepreg

El Segundo, CA | FULL-TIME

Cambium is a global company building the advanced materials base for reindustrialization — from AI-driven molecular design to agile domestic manufacturing. Defense, aerospace, and other high-performance applications demand materials that are stronger, lighter, and more resilient, delivered at unprecedented speed and scale. Our team of world-class scientists and engineers was assembled specifically to take on those challenges. Whether enabling hypersonic flight or protecting critical systems, our solutions solve mission-critical problems and push the limits of what's possible. Come join us and revolutionize advanced materials for defense, aerospace, and beyond.

Cambium is seeking a Senior Technician – Composite Prepregs to join our growing team in El Segundo, CA. The successful candidate will be curious with a desire to learn and will help us build a work culture of open-mindedness that embraces creativity. At Cambium we're willing to do things differently.

THE ROLE

Cambium is seeking a Senior Technician to lead operation of our 12" wide pilot prepreg line. You will serve as the lead technician within a small team, ensuring the equipment runs properly and that resin mixing and prepregging are completed on time and to specification for both internal development programs and external customers. This is a hands-on role, not a people-management position; you will set the daily pace on the line, train and guide teammates, and work closely with engineers to scale new materials. As Cambium experiences rapid growth, the responsibilities of this role are expected to evolve.

KEY RESPONSIBILITIES

Lead day-to-day operation of Cambium's 12" wide pilot prepreg line, including setup, threading, web tension, coating/nip gap, line speed, and temperature control

Act as a lead for a small team of technicians, assigning daily tasks, providing hands-on training, and serving as the first point of contact for line questions

Oversee resin mixing and staging, including weighing, batching, viscosity checks, and pot-life management, to keep the line supplied and on schedule

Ensure prepreg meets specification for resin content, areal weight, tack, and volatile content, and perform or coordinate in-process and final quality checks

Plan and execute production runs to meet delivery schedules for internal development programs and external customers, and communicate status and risks to engineering

Maintain accurate batch records, run logs, material traceability, roll labeling, and freezer inventory, including out-time tracking

Perform and schedule preventive maintenance on the prepreg line and mixing equipment, troubleshoot issues, and coordinate repairs to minimize downtime

Provide feedback to improve standard operating procedures, work instructions, and training materials for prepreg and mixing operations

Partner with engineers on new resin and fiber trials, process development, and scale-up activities

Follow all safety protocols, model safe behavior for the team, and contribute to our culture of safety

Create and contribute to the product demonstration and engineering teams in a manner consistent with Cambium's mission and values and the growth of Cambium's business

KEY REQUIREMENTS

High school diploma or equivalency certificate

5+ years of hands-on experience operating hot-melt or solvent prepreg, filming, or similar web-handling/coating equipment

Experience mixing and handling thermoset resin systems (e.g., epoxy, BMI, phenolic, cyanate ester)

Demonstrated experience leading or training other technicians on the shop floor

Working knowledge of prepreg quality checks such as resin content, areal weight, and tack

Strong record keeping and attention to detail, including traceability and batch documentation

Mechanical aptitude and ability to troubleshoot equipment issues

Ability to manage multiple priorities and complete work on schedule

Strong communication skills and team-oriented mindset

Due to the nature of the work, you must have US citizenship

This is an active manufacturing position. Employees must be able to stand and walk for most of the shift; bend, reach, push, pull, and perform repetitive tasks; and lift or move up to 50 pounds.

PREFERRED QUALIFICATIONS

Previous experience at an aerospace/defense manufacturer or materials supplier

Experience with impregnating unidirectional fabrics

Experience with high shear mixing equipment and hot mixing operations

BENEFITS

Cambium offers a highly competitive compensation and benefits plan. This includes excellent medical/dental/vision benefits, and a matching 401(k) plan, professional development reimbursement, and an opportunity for equity for most full-time positions