CNC Machinist – Mills, Lathes & Waterjet

At a glance

Company: General Plastics & Composites, LP
Location: Houston, TX
Pay: Competitive – Based on Experience
Job Type: Full-Time
Shift: Days | Monday–Friday | 6:00 AM – 6:00 PM
Experience: 2+ Years
Machines: CNC Mills
• CNC Lathes
• Manual Mills
• Manual Lathes
• Waterjet
Controls: Mazatrol
• G-Code / M-Code

General Plastics & Composites (GP&C) is a vertically integrated advanced manufacturing company that engineers and manufactures mission‑critical composite and precision‑machined components. From proprietary material formulation to machining, molding, assembly, and final validation, nearly every step of the manufacturing process happens under one roof.

As a Machinist I, you’ll join the Flex Machining team supporting both production and engineering work. This role is ideal for a machinist with a solid foundation in CNC machining who is ready to continue developing setup skills while working alongside experienced machinists, programmers, and engineers.

If you’re looking for a stable manufacturing environment where you’ll work on challenging parts, build your technical skills, and have opportunities to grow into setup, programming, or senior machining roles, GP&C offers an excellent long‑term career path.

In this role, you will:

• Set up and operate CNC mills, CNC lathes, manual mills, manual lathes, and waterjet machines with moderate supervision
• Machine production and engineering parts while maintaining quality standards
• Read and interpret blueprints, drawings, and job documentation
• Assist with machine setups, tooling changes, and fixture preparation
• Perform preventative machine maintenance according to PM schedules
• Verify dimensions using precision measuring equipment
• Load and make basic edits to CNC programs when required
• Maintain safe, clean, and organized work areas
• Follow engineering instructions, SOPs, and quality procedures
• Work closely with experienced machinists and supervisors to continuously improve machining processes

Machines

• CNC Mills
• CNC Lathes
• Manual Mills
• Manual Lathes
• Waterjet Machines

Controls

• Mazatrol
• G-Code / M-Code

Inspection Equipment

• Micrometers (OD & )
• Calipers
• Bore Gauges
• Height Gauges
• Depth Gauges
• Protractors

• Advanced composites manufacturer
• Modern CNC machining department
• Engineering and production work
• High‑mix manufacturing
• Tight‑tolerance machining
• Opportunities to develop setup and programming skills
• Collaborative engineering support
• Stable full‑time employment
• Career advancement opportunities

• Fiberglass Composites
• Plastics
• Metals
• Metal Alloys

• 2+ years of CNC and/or manual machining experience
• Experience with CNC mills or CNC lathes
• Ability to read blueprints and engineering drawings
• Basic knowledge of G-Code, M-Code, or Mazatrol
• Experience using precision measuring tools
• Strong math skills
• High school diploma or GED
• Reliable attendance and strong work ethic
• Ability to work safely in a manufacturing environment

• Setup experience
• Waterjet machining experience
• Experience machining composite materials
• Basic CNC program editing experience

• Stable, long‑term manufacturing environment
• Modern machining equipment
• Work alongside experienced machinists and engineers
• Opportunities to grow into setup, programming, and leadership roles
• High‑skill machining on challenging parts
• Team‑oriented culture built on precision, quality, and continuous improvement
• Clean, organized manufacturing facility

Pay
Competitive compensation based on experience.

Benefits

• Medical insurance
• Dental insurance
• Vision insurance
• 401(k)
• Paid time off
• Paid holidays

Schedule

• Monday–Friday
• 6:00 AM – 6:00 PM
• Overtime available as needed

General Plastics & Composites is a Houston‑based advanced manufacturing company specializing in precision machining, advanced composites, molding, and complete assembly solutions. With a 160,000‑square‑foot manufacturing facility and a highly integrated production process, GP&C serves customers requiring high‑performance, mission‑critical components where quality and precision cannot be compromised.

Employees work in a collaborative environment where engineering, machining, and quality teams work closely together to solve complex manufacturing challenges. GP&C invests in modern equipment, technical development, and continuous improvement while providing long‑term career opportunities for skilled manufacturing professionals.