Senior CNC Machinist: Precision Milling & Turning

Smiths Group; Hamilton; Hybrid; CAD 30,000 - 41,000; Full time

Benefits offered by this job

Shift premium $1.25/hour

Pension contributions 8.25%

Competitive starting wage

Job summary

John Crane, a business of Smiths Group, is seeking a CNC Machinist at our Stoney Creek location to set up and operate CNC Mills and Turning Centers, read drawings, and ensure finished parts meet tolerances. The role involves multi-tasking, tool pre-sets, and program edits as needed.

You'll work on a rotating two-week shift with competitive wages, shift premiums, and a structured path for training and continuous improvement.

Qualifications

• High school education plus 2 years technical training.
• Strong knowledge and hands-on experience with CNC milling or turning operations.
• Requires over 5 years of experience in related or subordinate work, plus 6 months on the job training.
• Proficient in reading blueprints and understanding tolerances and dimensions.
• Familiarity with G-code programming and CNC machine controls.
• Strong attention to detail and commitment to quality.
• Experience with Mazak (Mill‑Turn), Okuma, and Haas machines an asset.
• CNC programming experience (at the machine or offline) an asset.
• Experience in precision component manufacturing.
• Red Seal or equal experience
• Proficient on operating manual lathes and mills.

Responsibilities

• Set up, operate, and run CNC Mills and/or CNC Turning Centers.
• Interpret engineering drawings, blueprints, and work instructions.
• Understand and apply GD&T, tolerances, product features, and dimensional requirements.
• Perform machine setups including tooling, offsets, and fixture alignment.
• Notifies supervisor of shop and tooling requirements.
• Operates CNC machines as assigned and may be required to operate more than one machine simultaneously.
• Follows preventative maintenance procedures as outlined by machine manufacturers or supervisors.
• Required to assist in machine repair when needed.
• Keeps machine and work area safe, clean, lubricated and orderly.
• Keeps accurate time reporting on all activities.
• Remains aware and follows all health and safety practices. Works in a safe fashion and reports any concerns to supervisor.
• Trains and assists other CNC set up Operators.
• Utilizes knowledge of working properties for a wide variety of materials such as aluminum, brass, cast iron, alloy steels, plastics, etc.
• Pre-sets tools and addresses tool off-sets prior to finishing cuts.
• Uses measuring instruments such as micrometers, vernier, caliper, CMM, etc. to verify conformance to specifications.
• Works to required tolerances and is responsible for quality of work produced.
• May be required to assist in machine repair.
• Required to make edits to programs.
• Report all opportunities for continuous improvement.
• Utilizes knowledge of shop mathematics, charts and tables.
• Performs other duties as assigned utilizing normal skill and ability of the current position.
• Take part in training for new skills.

Skills

CNC milling

CNC turning

Blueprints reading

GD&T

Mazak

Okuma

Haas

Quality assurance

Education

High school + 2 years technical training

Tools

Mazak

Okuma

Haas

Job description

John Crane, a business of Smiths Group, is seeking a CNC Machinist at our Stoney Creek location to set up and operate CNC Mills and Turning Centers, read drawings, and ensure finished parts meet tolerances. The role involves multi-tasking, tool pre-sets, and program edits as needed.

You'll work on a rotating two-week shift with competitive wages, shift premiums, and a structured path for training and continuous improvement.