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Machinist Supervisor Jobs in Riverside, CA (NOW HIRING)

KD Precision Machining Inc

CNC Lathe Machinist

Corona, CA · On-site

$25 - $30/hr

Confers with engineering, supervisory, or manufacturing personnel to exchange technical information ... Evaluates machining procedures and recommends changes or modifications for improved efficiency or ...

KD Precision Machining Inc

CNC Lathe Machinist

Corona, CA · On-site

$25 - $30/hr

Confers with engineering, supervisory, or manufacturing personnel to exchange technical information ... Evaluates machining procedures and recommends changes or modifications for improved efficiency or ...

W3Global Inc.

CNC Machinist

Santa Ana, CA · On-site

$25 - $38/hr

Reporting to the Production Supervisor, you will utilize your core skills in blueprint reading, machining, and precision measuring instruments to ensure high-quality output. Your experience with ...

NextDeavor Inc.

Machinist A

Irvine, CA

$22 - $25.37/hr

Machinist A Full-time Irvine, CA, US Exclusive confidential search -- details shared with qualified ... You will work with manufacturing teammates and supervisors in an onsite second-shift role (1:30 PM ...

Ametek

Machinist

Irvine, CA · On-site

$22 - $30/hr

Load parts and cycle machine to ensure optimal efficiency and conformance. * Measure and inspect ... Report any mechanical issues to your lead, supervisor, or maintenance department. * Obtain and ...

General Atomics

Machinist-Adelanto, California

Wrightwood, CA · On-site

$21.25 - $29.25/hr

We have an exciting opportunity for an experienced Machinist to join our team at our Machine Shop ... supervisor. * Basic computer skills. * Must be able to work both independently and in a team ...

Howmet Aerospace

CNC Machinist

Brea, CA · On-site

$25 - $33/hr

Troubleshoot machining, tooling, dimensional, and equipment issues and escalate problems to Lead, Supervisor, Engineering, or Quality personnel as appropriate. * Monitor machine performance and ...

Ametek

Machinist

Irvine, CA

$40K/yr

Load parts and cycle machine to ensure optimal efficiency and conformance. * Measure and inspect ... Report any mechanical issues to your lead, supervisor, or maintenance department. * Obtain and ...

Ametek

Machinist

Irvine, CA · On-site

$22 - $30/hr

Load parts and cycle machine to ensure optimal efficiency and conformance. * Measure and inspect ... Report any mechanical issues to your lead, supervisor, or maintenance department. * Obtain and ...

Ametek

Machinist

Irvine, CA · On-site

$40K/yr

Load parts and cycle machine to ensure optimal efficiency and conformance. * Measure and inspect ... Report any mechanical issues to your lead, supervisor, or maintenance department. * Obtain and ...

Orchid Orthopedic Solutions

CNC Machinist

Orange, CA · On-site

$17.26 - $23/hr

The Machinist, CNC reports directly to the area Supervisor. * Performs basic machining functions to produce parts. * Operates multiple machines simultaneously. * Monitors the machine to ensure proper ...

Orchid Orthopedics

CNC Machinist

Santa Ana, CA

$17.26 - $23/hr

The Machinist, CNC reports directly to the area Supervisor. * Performs basic machining functions to produce parts. * Operates multiple machines simultaneously. * Monitors the machine to ensure proper ...

Orchid MPS Holdings, LLC

CNC Machinist

Santa Ana, CA · On-site

$17.26 - $23/hr

The Machinist, CNC reports directly to the area Supervisor. * Performs basic machining functions to produce parts. * Operates multiple machines simultaneously. * Monitors the machine to ensure proper ...

Howmet Aerospace

CNC Machinist

Brea, CA · On-site

$21.25 - $28.75/hr

Troubleshoot machining, tooling, dimensional, and equipment issues and escalate problems to Lead, Supervisor, Engineering, or Quality personnel as appropriate. * Monitor machine performance and ...

Orchid Orthopedic Solutions

CNC Machinist

Santa Ana, CA · On-site

$17.26 - $23/hr

The Machinist, CNC reports directly to the area Supervisor. * Performs basic machining functions to produce parts. * Operates multiple machines simultaneously. * Monitors the machine to ensure proper ...

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All JobsMachinist Supervisor JobsMachinist Supervisor Jobs in Riverside, CA

Machinist Supervisor information

See Riverside, CA salary details

$20

$36

$49

How much do machinist supervisor jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for machinist supervisor in Riverside, CA is $36.35, according to ZipRecruiter salary data. Most workers in this role earn between $32.36 and $41.63 per hour, depending on experience, location, and employer.

What does a machinist supervisor do?

A Machinist Supervisor is responsible for overseeing machinists and the daily operations in a machine shop or manufacturing facility. They coordinate workflow, assign tasks, ensure that production schedules are met, and maintain quality standards. Additionally, Machinist Supervisors train employees, enforce safety protocols, and troubleshoot equipment issues. Their role is crucial for ensuring efficient production processes and maintaining the performance and safety of the team.

What are the typical challenges a machinist supervisor faces when managing a team of machinists?

A Machinist Supervisor often faces the challenge of balancing production deadlines with maintaining quality standards and ensuring safety protocols are followed. Managing a diverse team with varying skill levels requires strong communication and training skills to minimize errors and downtime. Additionally, supervisors must address equipment maintenance and troubleshoot issues quickly to prevent production delays, all while fostering a collaborative and productive work environment.

What are the key skills and qualifications needed to thrive as a machinist supervisor, and why are they important?

To thrive as a Machinist Supervisor, you need expertise in machining processes, blueprint reading, and supervisory experience, usually supported by a technical diploma or apprenticeship and relevant industry certifications. Familiarity with CNC machines, CAD/CAM software, and shop floor management systems is typically required. Strong leadership, communication, and problem-solving skills help in managing teams and resolving production issues efficiently. These abilities ensure high-quality output, safe operations, and effective coordination in a manufacturing environment.

What is the difference between Machinist Supervisor vs Machinist?

AspectMachinist SupervisorMachinist
CredentialsHigh school diploma or equivalent; some roles may require certifications in machining or safetyHigh school diploma or equivalent; certifications in machining are common
Work EnvironmentManufacturing plants, machine shops, overseeing operationsManufacturing facilities, operating and setting up machines
Employer & Industry UsageSupervises machinists, manages workflow, quality controlPerforms machining tasks, operates lathes, mills, or CNC machines

The main difference between a Machinist Supervisor and a Machinist is that the supervisor oversees machining operations, manages staff, and ensures quality, while the Machinist focuses on operating and setting up machines. Both roles require similar technical skills and certifications, but the supervisor has additional responsibilities in leadership and workflow management.

What are popular job titles related to Machinist Supervisor jobs in Riverside, CA?

For Machinist Supervisor jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Machinist Supervisor jobs in Riverside, CA look for?

The top searched job categories for Machinist Supervisor jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Machinist Supervisor jobs?

Cities near Riverside, CA with the most Machinist Supervisor job openings:

Machinist Supervisor jobs near you
Infographic showing various Machinist Supervisor job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 72% Full Time, 23% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $75,603 per year, or $36.3 per hour.

Field Service Machinist

Rotating Machinery Svcs Inc

Perris, CA • On-site

Full-time

Re-posted 12 days ago

Job description

JOB SUMMARY

The primary function of an RMS Manual Machinist is to perform a variety of machining operations—including turning, milling, drilling, and threading—on rotating equipment components such as pumps, turbines, and compressors to ensure compliance with specifications and quality requirements. The Manual Machinist will set up and operate conventional machining equipment, including lathes and milling machines, to produce, modify, and repair mechanical components. This role requires the ability to read and interpret blueprints, use precision measuring instruments, and maintain strict tolerances while supporting overall shop productivity and quality objectives.

SKILLS REQUIRED

ORGANIZATIONAL - EXPERIENCE REQUIRED

  • Excellent attention to details
  • Exceptional ability to manage competing priorities

INTERPERSONAL - EXPERIENCE REQUIRED 

  • Excellent interpersonal and customer service skills. 
  • Excellent verbal and written communication skills.
  • Ability to work within a team or independently
  • Ability to work and interact professionally and respectfully with coworkers

EFFICIENCY - EXPERIENCE REQUIRED

  • Ability to manage other projects and responsibilities that may be added at the company’s discretion
  • Exceptional ability to multitask, prioritize, and manage time and resources effectively
  • Excellent time management skills with a proven ability to meet deadlines.

PRIMARY ROLE RESPONSIBILITIES    

  • Operate manual machining equipment such as lathes, milling machines, drill presses, and grinders to produce or repair precision parts
  • Interpret and work from blueprints, technical drawings, and work instructions to determine machining requirements
  • Set up machines by selecting proper tooling, fixtures, and materials for each job
  • Measure and verify dimensions of finished parts using precision instruments (micrometers, calipers, gauges, etc.) to ensure tolerances are met
  • Perform machining operations including turning, boring, threading, facing, drilling, and milling.
  • Maintain tight tolerances and ensure high-quality workmanship on all components
  • Inspect incoming and completed parts for defects, wear, and compliance with specifications
  • Perform routine maintenance and cleaning of machines and equipment to ensure safe operation
  • Troubleshoot machining issues and make adjustments to improve accuracy and efficiency
  • Follow all safety procedures, policies, and PPE requirements
  • Document work performed, measurements, and any deviations from specifications
  • Collaborate with supervisors, engineers, and other shop personnel to resolve technical or production issues
  • Assist with disassembly, repair, and reassembly of mechanical components when required
  • Maintain an organized and clean work area in accordance with shop standards

General:

The above list of activities is not all-inclusive but a general representation of the requirements of the RMS Manual Machinist. This above list is subject to change based on the needs of the company.


Education:

  • High School Diploma / GED from an accredited school or institution.

Knowledge and/or Skill Requirements:

  • OMEGA experience 
  • Proficient in running horizontal lathes, milling machines, VTL, and Bullard.
  • Capable of reading drawings and proper use of calibrated measuring tools.
  • Can hold tolerances of .0005".
  • Basic machining knowledge and practices required.
  • While performing the duties of this position, the employee will be required to stand and walk for significant portions of the shift.
  • Ability and willingness to lift objects weighing up to 50 lbs., walk, climb, reach, kneel, crawl, and balance.
  • Must be able to use hands for assembly and tool.
  • Valid driver's license

Previous Experience:

  • Minimum of five to ten years of exp