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Portable Line Boring Machinist Jobs (NOW HIRING)

Metso Outotec

Set up and operate portable machine tools including mills, lathes, and line boring equipment. * Perform precision alignments and tolerances per job requirements. * Inspect and measure completed work ...

Thompson Tractor Co., Inc.

Welder - Earthmoving

Oxford, AL · On-site

$15.75 - $20.75/hr

Basic safe machine operation & inspection * Ability to perform welding operations utilizing Stick, MIG, TIG and portable line boring. * Ability to perform metal cutting utilizing Flame Torch, Plasma ...

Bender CCP

CNC Machinist

Chula Vista, CA · On-site

$25 - $40/hr

Line boring and milling * Pump base manufacturing and split line machining * Flange facing, keyway cutting, and facing plates * Trunnions, wicket gate bores, and valve seats * Journals, shafts ...

Sedona Staffing

Machinist - 1st Shift

Peoria, IL · On-site

$20/hr

Operate a variety of equipment, tools and machinery to cut, turn, bore and shape parts; using automatic and manual saws; a mill, radial arm drills, a variety of lathes and line boring machines.

Vigor, LLC

Machinist/Metrology Tech I

Portland, OR · On-site

$43.50/hr

This position handles the metrology requirements of the Machine shop, Shipyard, and other ... Line boring/ portable milling experience strongly preferred. * Advanced understanding of print ...

Vigor, LLC

Machinist/Metrology Tech I

Portland, OR · On-site

$43.50/hr

This position handles the metrology requirements of the Machine shop, Shipyard, and other ... Line boring/ portable milling experience strongly preferred. * Advanced understanding of print ...

Birdon

MACHINIST III

Bayou La Batre, AL · On-site

$20.25 - $27.75/hr

Roles and Responsibilities: • Perform field machining, flange facing, line boring, and drilling ... portable machining equipment and verify alignment tolerances. • Participate in equipment ...

S.E.S. Global Inc.

Field Machinist

Healy, AK · On-site

Set up and operate portable machining equipment in the field, including line boring, flange facing, milling, drilling, tapping, and shaft machining systems * Perform precision measurements and ...

Progressive Pumps Corp

Manual Machinist

Pasadena, TX · On-site

$35 - $45/hr

Perform precision boring operations, including line boring of pump casings and housing (preferred). * Interpret mechanical drawings, sketches, and specifications to determine machining processes and ...

Thompson Tractor

Welder - Earthmoving

Thomasville, AL · On-site

$16.50 - $21.75/hr

Basic safe machine operation & inspection * Ability to perform welding operations utilizing Stick, MIG, TIG and portable line boring. * Ability to perform metal cutting utilizing Flame Torch, Plasma ...

Vigor, LLC

Machinist/Metrology Tech I

Portland, OR

$43.50/hr

This position handles the metrology requirements of the Machine shop, Shipyard, and other ... Line boring/ portable milling experience strongly preferred. * Advanced understanding of print ...

Blanchard Machinery Company

Machinist

West Columbia, SC · On-site

$19.75 - $27/hr

... beveling and cutting, line boring, flange facing, among other applications preferred ... Clean and maintain portable machining and welding equipment. * Contribute to a positive work ...

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Portable Line Boring Machinist information

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How much do portable line boring machinist jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for portable line boring machinist in the United States is $20.70, according to ZipRecruiter salary data. Most workers in this role earn between $16.83 and $21.63 per hour, depending on experience, location, and employer.

What is a portable line boring machinist?

Portable Line Boring Machinists are skilled technicians who repair and restore the bores of large machinery and equipment, such as excavators, bulldozers, and cranes, often on-site. They use specialized portable line boring machines to accurately bore holes or restore worn or damaged bores to their original specifications. This work is essential for maintaining machinery efficiency and extending equipment lifespan in industries like construction, mining, and agriculture. Portable line boring machinists require mechanical aptitude, precision, and experience with heavy machinery.

What are the key skills and qualifications needed to thrive as a portable line boring machinist?

To thrive as a Portable Line Boring Machinist, you need strong mechanical aptitude, precision machining skills, and experience with welding and metal fabrication, often supported by a technical diploma or apprenticeship. Familiarity with portable line boring machines, measuring instruments like micrometers and calipers, and relevant safety certifications are essential. Attention to detail, problem-solving ability, and effective communication are crucial soft skills for ensuring high-quality repairs and working efficiently on-site. These skills are vital for performing accurate machining, maintaining equipment reliability, and meeting client specifications in diverse industrial environments.

What are some common challenges faced by portable line boring machinists in the field?

Portable Line Boring Machinists often work in challenging environments, including confined spaces, outdoor job sites, or remote locations. One common challenge is ensuring precise alignment and tolerances while operating heavy, portable equipment on uneven or worn surfaces. Additionally, machinists must adapt to varying materials and repair scenarios, requiring strong problem-solving skills and attention to detail. Effective communication with site supervisors and maintenance teams is also crucial to coordinate repairs and minimize equipment downtime.

What are popular job titles related to Portable Line Boring Machinist jobs?

For Portable Line Boring Machinist jobs, the most frequently searched job titles are:

Field Machinist-Mesa, Arizona

Guadalupe, AZ

Metso Outotec
Machinery Manufacturing • 10K+ employees
Learn more about Metso Outotecexternal

Full-time

Posted 19 days ago

Job description

Our world depends on rocks, minerals, metals and other raw materials - the building blocks of modern society. As an industry leader, Metso helps transform these essential materials to enable sustainable modern life.
Our solutions and services support everything from renewable energy and electrification to the infrastructure and digital economy shaping our future. Together, we help our customers meet growing demand while driving the industry toward a more sustainable use of the earth's natural resources.
Join nearly 18,000 Metsonites worldwide, each bringing unique expertise and experience to positive change. At Metso, you're supported by a growth culture built on safety, wellbeing, inclusion and collaboration.
This is your opportunity to make an impact and rise above the possible.
Job posting end date: 12/31/2026
Field Machinist
Introduction
We are seeking a Field Machinist to join our Field Services team. You will be responsible for performing precision machining and mechanical repairs directly at customer sites, which involves setting up and operating portable machine tools in diverse field environments. Your role plays a crucial part in ensuring equipment reliability and minimizing downtime, which will positively impact customer satisfaction and operational efficiency. In this position, you will report to the Field Services Supervisor.
This position is mainly located in various customer sites across the U.S., and it involves up to 50-70% travel to industrial facilities, including power plants, refineries, and offshore platforms.
Team you belong to
You will join a team of field machining and mechanical repair experts who are passionate about delivering high-quality service and precision work in challenging environments. We are currently working on on-site equipment repairs, machining of critical components, and supporting customer operations with technical expertise.
We work closely with internal stakeholders such as engineering teams and project managers, as well as external stakeholders including customer site managers and maintenance crews. Our team culture is all about safety, adaptability, and craftsmanship. The members in our team are located in various regions across the U.S.
What you'll do
  • Travel to customer locations to perform on-site machining and repair tasks.
  • Set up and operate portable machine tools including mills, lathes, and line boring equipment.
  • Perform precision alignments and tolerances per job requirements.
  • Inspect and measure completed work to ensure adherence to engineering specifications.
  • Interpret technical drawings, blueprints, and job specifications.
  • Collaborate with engineers and site managers to plan and execute machining tasks.
  • Maintain accurate records of work performed, materials used, and time spent.
  • Follow all safety protocols and ensure tools and equipment are in good working condition.

Who you are
  • 1+ years of experience in machining, preferably in a field or industrial setting.
  • Proficiency with both conventional and portable machining equipment.
  • Strong understanding of mechanical systems and precision measurements.
  • Proven experience using FARO tracker systems or comparable laser tracking technologies for precision measurement.
  • Demonstrated proficiency in operating portable milling machines in field environments.
  • Hands-on experience with line boring equipment and techniques.
  • Strong welding skills applicable to industrial repair and fabrication.
  • Familiarity with circular milling operations.
  • Ability to read and interpret blueprints and engineering drawings.
  • Willingness to travel and work in varying environments, including confined spaces or at heights.
  • Strong problem-solving skills and attention to detail.
  • Good physical condition and manual dexterity.
  • Nice to have: Certification in machining or a related field.
  • Nice to have: MSHA or OSHA safety certifications.
  • Nice to have: Welding or fabrication experience.

What's in it for you
  • An inspiring purpose - Enabling sustainable modern life. Minerals and metals are the backbone of essential functions in the modern world. However, there's a pressing need for more sustainable solutions to collect and process them. At Metso, you get to be part of transforming the industry and making a positive change.
  • Wellbeing and safety - Benefit from occupational healthcare, generous benefits plan, healthy living rewards, mental well-being services, on-site gym, bicycle benefits, and engagement surveys.
  • Compensation and rewards - Global incentive program tied to business and performance targets, car benefits, and meal benefits.
  • Hybrid working possibilities - While we are big advocates of meeting and collaborating in person, we believe in fostering a flexible work environment.
  • A thriving culture - We are committed to developing an inclusive culture that enables everyone to do their best and reach their full potential. A culture that is courageous, compelling, and caring, and unites our people to build a sustainable future together.
  • Extensive learning opportunities - Ongoing growth dialogues, internal mobility, mentoring programs, education assistance, ambitious projects, and global opportunities.
  • Worldwide support - Leverage our network of peers across the world, offering valuable assistance. We get things done together, through open and honest communication.

Get in touch
Want to rise above the possible with us? Click 'Apply now' to leave your application.
Metso is committed to pay equity and transparent reward practices globally. Compensation information is shared in line with local legislation and applicable recruitment practices.
How to join - Working at Metso - About Metso - Diversity and Inclusion - Meet our people
Metso is an equal opportunity employer committed to fostering an inclusive and diverse workforce culture. All qualified applicants will receive consideration for employment without regard to race, religion, color, nationality, gender, gender identity, sexual orientation, age, status as a protected veteran or status as a qualified individual with a disability.
Metso is a frontrunner in sustainable technologies, end-to-end solutions and services for the aggregates, minerals processing and metals refining industries globally. We improve our customers' energy and water efficiency, increase their productivity, and reduce environmental risks with our product and service expertise. We are the partner for positive change.
Metso is headquartered in Espoo, Finland. At the end of 2025 Metso had close to 18,000 employees in around 50 countries, and sales in 2025 were about EUR 5.3 billion. Metso is listed on the Nasdaq Helsinki.
metso.com

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