CNC Machine Operator
Job Description
As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.
About Us
Graver Technologies is a global leader in advanced industrial filtration and separation solutions, serving critical industries including power generation, chemical processing, life sciences, and water treatment. We are committed to delivering high-performance products that ensure safety, reliability, and efficiency in demanding applications.
Graver Technologies is part of Marmon Holdings, Inc., a highly decentralized organization comprised of over 120 autonomous manufacturing and service businesses. Marmon is a subsidiary of Berkshire Hathaway, one of the world’s most respected and successful investment and industrial organizations, known for its long-term focus, financial strength, and commitment to operational excellence.
Joining Graver means becoming part of a stable, growth-oriented organization that values integrity, continuous improvement, and employee developmen
Job Overview
Graver Technologies is seeking a reliable and detail-oriented CNC Machine Operator to support production within our Industrial Filtration Division. This role is responsible for operating CNC equipment used in the manufacturing of components for pressure vessels, including GTX systems and coalescers.
This position focuses strictly on machine operation, part loading/unloading, and quality checks. It does not require CNC programming or advanced machining setup, but training to learn CNC programming and machining will be made available for the motivated employee who seeks to level up their career goals while staying with the company.
Key Responsibilities
- Operate CNC machines to produce components used in pressure vessel assemblies
- Load raw materials and unload finished parts from CNC equipment
- Follow established work instructions, production schedules, and safety procedures
- Monitor machine operation and report any irregularities or malfunctions to supervisors
- Perform basic in-process inspections using measuring tools (calipers, gauges, etc.)
- Ensure finished parts meet quality standards and specifications
- Maintain a clean and organized work area in alignment with lean principles and continuous improvement practices
- Document production counts, scrap, and downtime accurately
- Assist with routine machine maintenance tasks such as cleaning and tool checks
- Collaborate with team members and cross-functional partners to meet production and quality goals
Qualifications Required:
- High school diploma or equivalent
- 2-3+ years of experience operating CNC or similar production equipment in a manufacturing environment
- Ability to read basic prints, work instructions, and part specifications
- Basic understanding of measurement tools (calipers, micrometers, gauges)
- Strong attention to detail and mechanical aptitude
- Ability to follow standardized processes consistently
Preferred:
- Experience in metal fabrication or pressure vessel manufacturing environment
- Familiarity with industrial filtration or related industries
- Experience working in a quality-driven or regulated manufacturing environment
Skills & Competencies
- Quality-focused with strong attention to detail
- Consistency in performing repetitive tasks accurately
- Effective communication and problem awareness
- Dependability and accountability
- Team-oriented mindset with a continuous improvement attitude
Physical Requirements
- Ability to stand for extended periods during shifts
- Ability to lift and handle materials up to 50lb
- Manual dexterity for handling parts and operating machinery
- Ability to work safely in a manufacturing environment (noise, moving equipment, etc.)
Work Environment
- Manufacturing / production floor environment
- Exposure to metal components, lubricants, and industrial equipment
- Required use of PPE, including safety shoes and protective eyewear.
Why Join Us?
- Be part of a globally trusted brand in industrial filtration solutions
- Backed by the strength and stability of Marmon Holdings and Berkshire Hathaway
- Work in a culture that promotes safety, operational excellence, and continuous improvement
- Opportunities for growth and advancement within a decentralized, entrepreneurial organization
- Competitive compensation and benefits package
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Employee assistance program
- Employee discount
- Health insurance
- Health savings account
- Life insurance
- On-the-job training
- Paid time off
- Parental leave
- Prescription drug insurance
- Profit sharing
- Referral program
- Tuition reimbursement
- Vision insurance
Pay Range:
22.05 - 26.95We offer a comprehensive benefits package that may include medical, dental, vision, 401k matching, and more!
Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.
We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to [email protected], and please be sure to include the title and the location of the position for which you are applying.