CNC Horizontal Boring Mill Operator

Job Title: CNC Horizontal Boring Mill (HBM) OperatorJob DescriptionThe CNC Horizontal Boring Mill (HBM) Operator sets up and operates CNC HBM machines to produce large oilfield and pressure-control components to tight tolerances. This role works from engineering drawings and manufacturing routers, performs precision inspections, and ensures high-quality machining of critical pressure-containing assemblies in a heavy manufacturing environment.Responsibilities:

• Set up and operate CNC Horizontal Boring Mills to machine large oilfield and pressure-control components to precise specifications.
• Work from engineering drawings, blueprints, and manufacturing routers to plan and execute machining operations.
• Independently perform complete machine setups, including selecting tooling, setting work offsets, and establishing machine parameters.
• Interpret blueprints and engineering drawings to determine dimensions, tolerances, and machining sequences.
• Machine valve bodies, wellhead equipment, pressure-containing components, and other critical assemblies.
• Perform tight-tolerance machining and maintain dimensional accuracy throughout production runs.
• Use precision measuring instruments and inspection tools to verify dimensions and tolerances.
• Conduct in-process and final quality inspections and perform tolerance testing on machined parts.
• Make machine offsets and adjustments to correct dimensional deviations and optimize part quality.
• Troubleshoot machining issues, including tooling wear, chatter, dimensional variance, and surface finish problems.
• Handle and position large forgings, castings, and heavy workpieces using overhead cranes and other material-handling equipment.
• Follow established manufacturing routers, shop procedures, and quality standards for oilfield equipment manufacturing.
• Maintain a clean, safe, and organized work area in a heavy manufacturing machine shop.
• Collaborate with engineering, quality, and production teams to ensure throughput, accuracy, and on-time delivery.
• Support a fast-paced production environment by meeting production targets while maintaining high quality.

Must Haves:

• Minimum 3+ years of CNC machining experience.
• Hands-on experience operating CNC Horizontal Boring Mills (HBM).
• Proven ability to independently perform complete CNC machine setups.
• Strong blueprint reading skills and experience working from engineering drawings.
• Proficiency in CNC machining of large components with tight tolerances.
• Experience using precision measuring instruments and inspection tools for dimensional verification.
• Ability to perform quality inspections and tolerance testing on machined parts.
• Capability to make machine offsets and adjustments to maintain dimensional accuracy.
• Comfort working with heavy manufacturing equipment and large workpieces.
• Ability to lift up to 50 pounds and stand for extended periods.
• Strong attention to detail and commitment to producing high-quality parts.
• Ability to work effectively in a fast-paced production environment focused on quality and throughput.

Additional Skills & Qualifications:

• Oil and gas manufacturing experience.
• Experience machining valve bodies, wellhead equipment, pressure-control equipment, BOP components, and frac equipment.
• Familiarity with Fanuc, Siemens, Okuma, or Mazatrol CNC controls.
• Exposure to API manufacturing standards and processes.
• Overhead crane certification or experience operating overhead cranes.
• Experience machining large forgings and castings.
• Background in oilfield equipment manufacturing and valve machining.
• Experience working with specialty materials used in pressure-control equipment.

Why Work Here?You will join a stable, long-term opportunity with a global manufacturer in the oil and gas sector, offering the chance to work on high-value pressure-control equipment and complex machining operations. You gain exposure to advanced machining centers and specialty materials while building your expertise in a highly technical environment. The role includes a strong benefits package, including medical insurance, 401(k), and vacation time, supporting both your career growth and your life outside of work.Work EnvironmentThis role is based in a heavy manufacturing machine shop on a 1st shift schedule, typically from 6:00 a.m. to 2:30 p.m. You will work around large machining centers, heavy material-handling equipment, and frequent use of overhead cranes. The environment involves regular exposure to machine oils, coolants, steel chips, and industrial equipment. The position requires standing for extended periods, handling and positioning large components, and the ability to lift up to 50 pounds. The shop operates in a fast-paced production setting that emphasizes both quality and throughput, with a strong focus on safe work practices and proper use of industrial equipment. Job Type & LocationThis is a Contract position based out of Houston, TX 77035. Pay and BenefitsThe pay range for this position is $25.00 - $28.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.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) Job Type & LocationThis is a Contract position based out of Houston, TX 77035. Application DeadlineThis position is anticipated to close on Nov 18, 2026. Workplace TypeThis is a fully onsite position in Houston,TX 77035.

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.