Machine Operator Assistant Jobs in Belmont, MA (NOW HIRING)

Job Title: CNC Machine OperatorJob Description

We are seeking a skilled CNC Machine Operator to support an advanced manufacturing organization specializing in high-performance composite solutions for aerospace, defense, and industrial applications. In this role, you set up and operate CNC machinery, interpret technical documentation, and ensure that quality, safety, and efficiency standards are consistently met throughout the production process.

Responsibilities

• Plan machining operations by studying work orders, blueprints, engineering plans, materials, specifications, reference planes, and locations of surfaces, while interpreting geometric dimensions and tolerances (GD&T).
• Set up mills and lathes by installing and adjusting chucks, tool attachments, collets, bushings, cams, gears, stops, and pushers to meet job requirements.
• Load feed mechanisms by lifting and positioning stock accurately and safely.
• Verify machine settings by measuring positions, first-run parts, and sample workpieces, ensuring adherence to applicable international standards.
• Maintain product specifications by observing milling, drilling, grooving, cutting, turning, facing, knurling, and thread-chasing operations, taking measurements, and detecting malfunctions.
• Troubleshoot machining processes by adjusting and reprogramming controls, identifying worn tools, and sharpening or replacing tools as needed.
• Follow established quality assurance procedures and processes to ensure consistent product quality.
• Maintain safe operations by adhering strictly to all safety procedures and regulations.
• Perform preventive maintenance on equipment by following manufacturer instructions, troubleshooting malfunctions, and coordinating repairs when necessary.
• Document and communicate actions, irregularities, and ongoing needs to maintain production continuity.
• Complete production and quality logs accurately and in a timely manner.
• Update job knowledge by participating in educational opportunities and reading relevant technical publications.
• Support organizational goals by taking ownership of new and varied tasks and seeking opportunities to add value to job outcomes.
• Assist with and direct the cutting, machining, and configuration of complex block layouts prior to bonding to achieve final dimensional requirements.
• Adhere to Business Management System requirements and established operating procedures.

Essential Skills

• Hands-on experience operating CNC mills and lathes, including setup and changeover.
• Ability to read and interpret blueprints, engineering drawings, and work orders.
• Proficiency in interpreting geometric dimensions and tolerances (GD&T).
• Experience with multi-axis machining (3+ axis).
• Familiarity with tool paths, feeds, and speeds for various materials and operations.
• Knowledge of quality control and inspection processes in a production environment.
• Experience using precision measuring instruments such as calipers, gauges, and other inspection tools.
• Strong troubleshooting skills and experience with process improvement on CNC equipment.
• Ability to use hand tools, tape measures, and cutting tools safely and effectively.
• Experience with machine operating, fabrication, and machining in a production setting.
• Capability to inspect parts and verify conformance to specifications.
• Ability to assist and train or mentor other machine operators.
• Exposure to lean manufacturing principles or continuous improvement methodologies.

Additional Skills & Qualifications

• Experience working with fiberglass or composite materials.
• Familiarity with advanced composite manufacturing processes.
• Comfort working with a range of machining and cutting tools in a structured production environment.
• Strong attention to detail and commitment to quality standards.
• Effective communication skills for documenting work and collaborating with team members.
• Willingness to participate in ongoing training and educational opportunities to expand technical skills.

Why Work Here?

You join an established and growing advanced manufacturing company serving aerospace and defense industries, where safety, quality, and continuous improvement are core values. You have the opportunity to develop highly technical CNC machining skills and gain exposure to complex, innovative composite manufacturing processes. The organization offers competitive compensation, including shift differentials, and provides clear pathways for career advancement within a stable, long-standing operation. You work in a clean, structured environment with modern equipment, surrounded by a team that values professionalism, reliability, and ongoing development.

Work Environment

You work on a clean, well-lit production floor with individual workstations designed for focus and efficiency. The facility operates as a structured manufacturing environment with modern CNC equipment and organized workflows. Dress code aligns with a typical production setting, including appropriate workwear and any required personal protective equipment to support a strong safety culture.

Job Type & Location

This is a Contract to Hire position based out of Stoughton, MA.

Pay and Benefits

The pay range for this position is $27.60 - $27.60/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Stoughton,MA.

Application Deadline

This position is anticipated to close on Aug 4, 2026.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:
Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):
We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow.