CNC Machinist (Weekend Shift)

Reata Engineering & Machine Works•Centennial, CO

108d•Onsite

About The Position

Reata Engineering & Machine Works, Inc. (“Reata”), a state-of-the-art contract manufacturer specializing in comprehensive machining and assembly services, is seeking an experienced CNC Machinist for Weekend Shift. This role is ideal for a machinist who can independently perform complex setups, make program adjustments, troubleshoot issues, and maintain tight tolerances in a focused night-shift production environment. Our night team plays a critical role in supporting medical, aerospace, defense, semiconductor, and industrial customers who demand precision and reliability. If you thrive with autonomy, take pride in precision machining, and want to work with advanced 5-axis and multitasking equipment, this is an opportunity to grow with a technology-driven shop. As a Weekend Shift CNC Machinist, you will be responsible for performing advanced machine setups, making program adjustments, and producing precision parts with minimal supervision. You will review blueprints and CAD models, select tooling, optimize feeds and speeds, monitor machine performance, and perform in-process inspections to ensure compliance with tight tolerances and industry standards. Weekend shift machinists are trusted to operate with a high level of independence while maintaining production flow, quality, and safety.

Requirements

5+ years of CNC machining experience or equivalent combination of education and experience
Strong blueprint and GD&T interpretation skills
Ability to perform complex setups independently
Working knowledge of G-code and program adjustments
Experience holding tight tolerances
Proficiency with precision inspection tools
Strong problem-solving skills
Ability to lift up to 50 lbs and stand for extended periods

Nice To Haves

Experience in medical, aerospace, defense, or semiconductor industries
Experience with 5-axis or multitasking equipment
CAD/CAM software experience
Vocational training or CNC certification

Responsibilities

Perform complex machine setups on vertical mills, turning centers, Swiss machines, 5-axis, and multitasking equipment
Select appropriate tooling and fixtures
Adjust feeds, speeds, and offsets for optimal performance
Support automated systems such as bar feeders and pallet systems
Interpret and modify G-code programs as needed
Diagnose machining issues and implement corrective actions
Optimize processes to improve cycle times and part quality
Conduct first article and in-process inspections
Use precision measuring instruments (calipers, micrometers, gauges)
Maintain strict adherence to customer and regulatory requirements
Accurately record production time and job activity in ERP systems
Document scrap and corrective actions
Comply with ISO 9001:2015, ISO 13485, AS9100:2016, and ITAR requirements
Perform routine preventive maintenance
Identify and escalate larger maintenance issues when necessary