Advanced CNC Mill/Turn Machinist — Precision Aerospace Components

Trimaster Manufacturing; Paris (ME); On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

Medical, Dental, Vision

401(k) with immediate vesting

Life Insurance

Paid Time Off + holidays

Tuition assistance

Job summary

Precinmac is seeking a skilled CNC machinist to operate lathes and mill-turns, read complex blueprints, and ensure tolerances with GD&T. You'll set up machines, prove programs, and adjust offsets to keep production moving.

You will work with engineers, maintenance, and quality to support aerospace and defense components, using micrometers, calipers, and indicators. A high school diploma or machining training plus 2+ years of CNC experience is expected.

Qualifications

• High school diploma/GED and machining training or 2+ years of CNC experience.
• Background machining medium-to-high complexity parts.
• Fluent in blueprint reading and GD&T.
• Hands-on with micrometers, calipers, and indicators; CMM exposure is a plus.
• Able to follow work instructions, adapt to changes, and tend multiple machines.
• Strong math, tooling/fixturing knowledge, and cutting strategy know-how.
• Experience with 4-axis horizontal mills and/or lathe/mill-turn equipment.

Responsibilities

• Operate CNC lathes, mill-turns, and 3/4/5-axis mills.
• Set up machines, load parts, prove programs, adjust offsets, and perform program edits.
• Read and apply complex drawings, specifications, and GD&T.
• Inspect using precision hand tools; correct process as needed.
• Maintain a clean, organized workstation and complete basic PM.
• Collaborate with production leaders, engineers, maintenance, and quality.

Skills

CNC Machining

Blueprint Reading

GD&T

Micrometers & Calipers

Math Proficiency

Machine Setup

4-Axis Milling

Lathe/Mill-Turn

Education

High school diploma or GED with machining training

Tools

CMM exposure

G-Code / M-Code

Job description

Step Into Precision: A Day in Your New Role Imagine clocking in at a shop built around mission- critical quality. You head to a 4- axis horizontal mill or a mill- turn lathe, review the setup plan, and load your first parts. You prove out the program, tweak tool and work offsets, and make smart edits on the fly. Throughout the shift, you move between CNC lathes, mill- turns, and 3/4/5- axis mills, interpreting complex blueprints and GD&T to keep tolerances tight. You verify everything with micrometers, calipers, and indicators, document results, and partner closely with supervisors, engineering, maintenance, and quality to keep production flowing. Your work supports aerospace, defense, semiconductor, and advanced automation customers who rely on us to get it right—every time.

Shift Options

• Monday–Thursday, 3:30 PM–2:00 AM — 10% shift differential
• Friday–Sunday, 5:00 PM–5:00 AM — 30% shift differential

Core Responsibilities

• Operate CNC lathes, mill‑turns, and 3/4/5‑axis mills
• Set up machines, load parts, prove programs, adjust offsets, and perform program edits
• Read and apply complex drawings, specifications, and GD&T
• Inspect using precision hand tools; correct process as needed
• Maintain a clean, organized workstation and complete basic PM
• Collaborate with production leaders, engineers, maintenance, and quality

What You’ll Bring

• High school diploma/GED and machining training or 2+ years of CNC experience
• Background machining medium‑to‑high complexity parts
• Fluent in blueprint reading and GD&T
• Hands‑on with micrometers, calipers, and indicators; CMM exposure is a plus
• Able to follow work instructions, adapt to changes, and tend multiple machines
• Strong math, tooling/fixturing knowledge, and cutting strategy know‑how
• Experience with 4‑axis horizontal mills and/or lathe/mill‑turn equipment

Why Precinmac

Learn more about Precinmac—our people, benefits, and culture—on our website: www.precinmac.com

• Medical, Dental, Vision plans with low employee cost
• 401(k) with immediate 100% vesting and employer match
• Company‑paid STD, LTD, and Life Insurance
• PTO that rewards experience plus 10 paid holidays
• Tuition assistance and more

Proficiencies We Value

• GD&T
• CNC Tooling
• CNC Programming
• G‑Code
• M‑Code
• CNC Machine Setup & Changeover
• Precision Measurement & Hand Metrology
• Aerospace Manufacturing
• Machine Setups for Production Runs
• Manual Machining Skills

Equal Opportunity

We are proud to be an Equal Opportunity Employer.All qualified applicants will receive consideration for employment in compliance with all federal and state regulations. Precinmac provides affirmative action in employment for qualified individuals with a disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.