Lead CNC Machinist

Fathom Mfg•Round Rock, TX

1d•Onsite

About The Position

The Lead CNC Machinist is responsible for overseeing daily CNC machining operations while serving as a technical leader and mentor on the shop floor. This role combines hands-on machining expertise with leadership responsibilities to ensure safe, efficient, and high-quality production in support of customer and company requirements. The Lead CNC Machinist drives setup efficiency, process improvement, and adherence to quality standards while supporting production goals.

Requirements

High school diploma or GED required; technical degree or apprenticeship preferred.
5–10+ years CNC machining experience in a precision manufacturing environment.
Demonstrated leadership experience or strong mentoring capability.
Strong understanding of GD&T and blueprint reading.
Experience with CNC controls (Fanuc, Haas, Mazak, Okuma, or similar).
Ability to edit G-code and optimize machining processes.
Proficient with precision measuring instruments.
Strong problem-solving and decision-making skills.

Nice To Haves

Experience in high-precision or regulated industries (medical, aerospace, defense, etc.).
Knowledge of lean manufacturing principles.
Experience with multi-axis machining.
Exposure to offline programming or CAM software.

Responsibilities

Set up, operate, and troubleshoot CNC milling and/or turning centers.
Interpret engineering drawings, blueprints, CAD models, and work instructions.
Select tooling, fixturing, and cutting parameters to optimize quality and efficiency.
Prove out new jobs and validate first article parts.
Make program edits at the machine or offline as required.
Perform complex setups and support operators with technical issues.
Ensure proper tooling condition, offsets, and machine readiness.
Provide day-to-day technical leadership and guidance to CNC machinists and operators.
Train and mentor team members on setups, machining best practices, and safety procedures.
Support workload distribution and priority execution based on production schedules.
Communicate effectively with supervisors, engineering, quality, and maintenance teams.
Promote a culture of accountability, teamwork, and continuous improvement.
Ensure parts meet drawing specifications and customer requirements.
Utilize precision measuring equipment (micrometers, calipers, bore gages, indicators, etc.).
Support first article inspections and in-process verification.
Maintain compliance with company quality standards (ISO9001 / ISO13485 if applicable).
Drive root cause analysis and corrective actions related to machining issues.
Identify opportunities to improve cycle times, setup reduction, and overall equipment effectiveness.
Assist with process documentation and standardized work instructions.
Promote 5S / 6S practices and workplace organization.
Support implementation of new tooling and manufacturing technologies.