CNC Machinist - Senior Level

Armstrong International – Intelligent Solutions in Steam, Air and Hot Water; SOUTH PLAINFIELD (NJ); On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

Health/Prescription Coverage

FSA or HSA

Dental

Vision

Life Insurance

Company-match 401(k) Plan

Vacation/Sick/Paid Holidays

Job summary

Armstrong International in South Plainfield, NJ, is seeking a Senior CNC Machinist with at least 5 years of experience in a manufacturing environment. Responsibilities include setting up, operating, and optimizing CNC machines for high-precision components. Candidates must possess strong knowledge of CNC programming, familiarity with Okuma controls, and the ability to interpret engineering drawings. Excellent benefits, including health coverage and a 401(k) plan, are offered to qualified candidates.

Qualifications

• Must be able to interpret blueprints and specifications accurately.
• Basic math skills required for calculations.
• Strong visual inspection skills are a must.
• Minimum of 5 years experience in a manufacturing environment.

Responsibilities

• Set up and operate CNC VMC to perform precision operations.
• Inspect completed work for defects and correct issues.
• Collaborate with engineering for process improvements.
• Maintain an organized work area and equipment.

Skills

Ability to interpret engineering requirements

Mathematical calculation skills

Use of precise measuring equipment

Team-oriented collaboration

CNC programming knowledge

Education

High School or equivalent

Tools

CNC Machines (Okuma Fanuc controls)

Microsoft Office

Job description

Overview

The Senior CNC Machinist is responsible for setting up, operating, and optimizing CNC machining processes to produce high-precision components that meet strict quality and tolerance requirements. This role requires advanced knowledge of machining principles, tooling, and programming, along with the ability to interpret complex engineering drawings and specifications. The Senior CNC Machinist plays a key role in ensuring product quality through in-process inspection and continuous adjustment, while also contributing to process improvements, efficiency gains, and safe, organized shop operations. Collaboration with engineering and leadership is essential to support innovation and maintain high manufacturing standards.

Key Responsibilities

• Sets up and operates to close tolerance (+/- 0.001”) on CNC VMC to perform such operations as: Boring, milling, drilling, thread milling, ridged tapping and other operations
• Selects proper tools and settings
• Loads, saves, and adjusts programs
• Accurately inspects and processes all completed work to detect any defects and take appropriate corrective actions
• Adjusts, within procedural limits, to fine-tune the process to achieve product conformance
• Installs fixtures and uses set-up sheets
• Installs tooling in the magazine changers and indexing and/or replaces inserts
• Keeps accurate records of time worked on jobs
• Maintains work area and equipment in an organized manner
• Monitors speeds and feeds for most efficient and safe operation
• Reads, interprets, and understands product and process engineering drawings, procedures and quality requirements and applies these to work performed
• Safely uses cranes and hoists for material handling
• Works with engineering and management to develop more efficient ways of machining parts using new concepts or ideas

Key Requirements

• Ability to correctly interpret engineering requirements from blueprints, drawings, and written specifications
• Ability to correctly perform basic to moderately complex mathematical calculation
• Ability to read and properly use precise measuring equipment (i.e., dial calipers, micrometers, double column height, etc.)
• Ability to read, understand and follow safety guidelines
• Ability to work in a dynamic, team-oriented, manufacturing environment
• Ability to work independently, with a minimum of supervision
• Basic knowledge of Microsoft Office products
• Knowledge of hand tools and mechanical assemblies
• Knowledge of tooling (both conventional and CNC)
• Strong visual inspection skills are mandatory
• Minimum of 5 years’ experience as a CNC Machinist in a manufacturing environment
• Knowledge of CNC Programming and G-Code
• Okuma (Fanuc controls) 561V and 761V-II, Renishaw Probe familiarity, and Vertical Machine Center experience is desirable

Education

High School or equivalent

Experience

5 years

Benefits

• Health/Prescription Coverage
• FSA or HSA
• Dental
• Vision
• Life Insurance
• Company-match 401(k) Plan
• Vacation/Sick/Paid Holidays

Physical Requirements

• Must be able to lift 50 lbs
• Must be able to stand for extended periods