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91 Jobs in Riverside, CA (NOW HIRING)

ScionHealth

Radiology Technologist Per Diem

Ontario, CA · On-site

$24.45 - $32.91/hr

At our 91-bed hospital, our physician-led care teams provide critically ill patients with the specialized acute care and rehabilitation they need, for the time they need it - empowering them to take ...

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All Jobs91 Jobs91 Jobs in Riverside, CA

91 information

What is a 91?

The term '91' is not a specific job title but may refer to a code or designation used in certain industries, such as the U.S. Army, where '91' series refers to mechanical maintenance jobs (e.g., 91B is a Wheeled Vehicle Mechanic). The exact responsibilities vary depending on the specific '91' job within the series, but generally, these roles involve maintaining, repairing, and ensuring the readiness of vehicles and equipment. If you are referring to another industry or context, please specify to get more accurate information. In the military context, these jobs are essential for operational effectiveness, as they help keep vehicles and machinery in working order.

What are the key skills and qualifications needed to thrive as a 91, and why are they important?

I'm sorry, but '91' is not recognized as a real-world professional job title. Please provide a valid job title to receive an accurate response.

What is the difference between 91 vs HVAC Technician?

Aspect91HVAC Technician
Required CredentialsTypically no formal certification neededEPA Certification, HVAC licenses often required
Work EnvironmentVaries widely, including construction sites, maintenance facilitiesIndoor and outdoor, residential and commercial settings
Industry UsageGeneral term, often used in various sectorsSpecialized role within HVAC industry
Common Search/ComparisonYesYes

While '91' is a broad term with minimal certification requirements, an HVAC Technician specializes in installing, repairing, and maintaining heating, ventilation, and air conditioning systems, often requiring specific certifications and licenses. Both roles are relevant in building maintenance and construction industries, but HVAC Technician is more specialized and regulated.

What are popular job titles related to 91 jobs in Riverside, CA?

For 91 jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching 91 jobs in Riverside, CA look for?

The top searched job categories for 91 jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for 91 jobs?

Cities near Riverside, CA with the most 91 job openings:

91 jobs near you
Infographic showing various 91 job openings in Riverside, CA as of July 2026, with employment types broken down into 1% As Needed, 80% Full Time, 15% Part Time, 1% Temporary, and 3% Contract. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution.

Machinist 1

NextDeavor

Irvine, CA • On-site

$17.91 - $22.39/hr

Full-time

Medical, Dental, Vision, Retirement

Re-posted 9 days ago

Job description

Description Machinist 1 Full-time Irvine, CA, US Exclusive confidential search - details shared with qualified applicants. Benefits You'll Love NextDeavor offers health, vision and dental benefits for contract employees Paid sick leave eligibility is contingent on state of residence Optional 401k Plan (excludes employer match) Opportunity to get your foot in the door at a well-established corporation, with potential for extended or permanent full-time employment Become a Key Player as a Machinist 1 You will deliver precision machined parts that support the client's production objectives and defense systems. You will work on site on 1st shift (core hours 5:00 AM - 1:30 PM), collaborating with machinists, inspectors, and assembly teams to meet tolerance and schedule targets. Your work ensures components meet specifications and assembly readiness for downstream teams. Here's How You'll Make an Impact on the Team
  • Set up and operate conventional and CNC lathes, turret lathes, mills, and other machine-shop equipment to fabricate metallic and nonmetallic parts.
  • Study blueprints, drawings, and specifications to determine dimensions, tolerances, and sequence of operations.
  • Select, align, and secure fixtures, cutting tools, attachments, and materials for machining operations.
  • Calculate and set machining controls (speed, feed, coolant flow, depth/angle of cut) or edit NC programs as required.
  • Start and observe machine operation, detect malfunctions or out-of-tolerance conditions, and make adjustments.
  • Verify conformance of finished workpieces to specifications using inspection instruments (calipers, micrometers, height gauges).
  • Perform trial runs, maintain and clean machining equipment, and create tooling and holding fixtures as needed.
  • Assist other departments as assigned, including assembly, bonding, soldering, and packaging tasks.
Here's What You'll Need to Be Successful in This Role
  • High school diploma or GED.
  • Six (6) or more years' experience operating and setting up conventional and CNC lathes, mills, and other machine shop equipment.
  • Training in CNC machining, inspection techniques, and shop safety.
  • Ability to read and interpret blueprints, manuals, and procedure documents.
  • Proficiency with inspection instruments (calipers, micrometers, height gauges) and ability to inspect your own work to hold close tolerances.
  • Ability to perform basic and applied math relevant to geometry, trigonometry, fractions, percentages, ratios, and proportions.
  • Ability to work independently, produce quality parts, and communicate effectively in English.
  • Physical ability to perform job duties (stand, walk, lift up to 25 pounds, close vision, color vision) and tolerate shop noise and exposure to mechanical parts and particles.
Here's What Else Might Help You Out
  • Knowledge of Fadal and Haas machines.
  • Experience with 4-axis machining.
  • Experience with ESD controls, resistance welding, microscope work, soldering, epoxy mixing, bonding, and handling classified assemblies.
Pay Range $17.91 - $22.39/hour Ready to Make Your Mark? This role may fill quickly. Submit your resume to be considered. Apply with Pioneers here Pay Range $17.91 Hourly to $22.39 Hourly

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