Lead CNC Mill Machinist – Day Shift (Haas / Mastercam)

Company: Bristol Precision, Inc.
Location: Marlborough
Posted on: February 27, 2026

Job Description:

At a Glance Company: Bristol Precision Location: Marlborough, MA (On-site) Job Type: Full-Time Pay Range: $35 – $45 per hour (based on experience) Shift: Monday–Friday | 7:00 AM – 4:00 PM Overtime: Optional Saturdays | 7:00 AM – 12:00 PM Experience Level: Senior / Lead-Level (5 years preferred) Work Authorization: Must be eligible to work in the U.S. (ITAR environment) Why This Role Exists Bristol Precision continues to grow its prototype and small-batch aerospace, medical, and scientific programs. This Lead CNC Mill Machinist role exists to strengthen setup consistency, improve daily execution, and support the development of the milling team. This is a hands-on leadership position in a certified, high-precision environment where quality and accountability matter. What You’ll Be Doing Set up and run complex CNC milling jobs in a high-mix, tight-tolerance environment Work from Mastercam programs and make edits at the machine as needed Select tooling, set offsets, and verify workholding Perform first-article and in-process inspections Troubleshoot machining issues to maintain workflow Lead daily workflow for setup machinists and operators Train and mentor team members on setup efficiency and quality standards Promote standardized, repeatable setups Coordinate closely with production leadership This is not a desk role — you’ll be leading from the floor. Machines, Controls & Software You’ll work with: Machines: Haas Mini Mills through VF6SS 5-Axis capability (Haas TRT160 Trunnion) Controls: Haas CAM Software: Mastercam Inspection Equipment: Zeiss Contura CMM Optical comparator Precision measurement tools Materials Aluminum Stainless Steel Alloy Steel Aerospace and medical-grade materials What We’re Looking For Required: 5 years of CNC milling experience Strong setup background (not operator-only) Experience with Haas controls Working knowledge of Mastercam Ability to read blueprints and interpret GD&T Experience holding tight tolerances Strong communication skills and leadership mindset Experience working in an ISO-certified environment Preferred: 5-axis experience Aerospace or medical industry experience Prior leadership or mentoring experience Why Machinists Like Working Here Bright, clean, air-conditioned facility Well-maintained equipment Strong QA department Flexible schedules Quarterly profit sharing 20 days PTO 6 paid holidays Professional, respectful team culture Pay & Benefits Pay Range: $35 – $45 per hour (DOE) Benefits Include: Health, dental, and vision insurance 4 weeks PTO 6 paid holidays Quarterly profit-sharing plan Retirement plan Short- and long-term disability Prescription safety glasses reimbursement Ongoing training and advancement opportunities Apply Interested machinists can apply directly through hireCNC.

Keywords: Bristol Precision, Inc., Westfield , Lead CNC Mill Machinist – Day Shift (Haas / Mastercam), Engineering , Marlborough, Massachusetts