1

Hourly Filter Press Operator Jobs in Rialto, CA (NOW HIRING)

Showing results 41-43

Hourly Filter Press Operator information

See Rialto, CA salary details

$12

$18

$27

How much do hourly filter press operator jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for hourly filter press operator in Rialto, CA is $18.95, according to ZipRecruiter salary data. Most workers in this role earn between $15.91 and $20.72 per hour, depending on experience, location, and employer.

What does an hourly filter press operator do?

An hourly filter press operator operates and maintains filter presses used in industrial processes to separate solids from liquids. They monitor equipment, ensure proper operation, perform routine maintenance, and follow safety procedures, often working in manufacturing or processing plants. Basic mechanical skills and understanding of process controls are important for this role.

What is the difference between Hourly Filter Press Operator vs Manual Filter Press Operator?

AspectHourly Filter Press OperatorManual Filter Press Operator
CredentialsHigh school diploma, training on filter press operationHigh school diploma, training on manual equipment
Work EnvironmentIndustrial plants, manufacturing facilitiesFactories, processing plants
Job DutiesOperate automated filter presses, monitor processesManually operate and maintain filter presses
Common UsageWidely used in manufacturing and wastewater treatmentLess common, specific to manual operation tasks

The main difference between an Hourly Filter Press Operator and a Manual Filter Press Operator lies in their method of operation. The hourly role typically involves operating automated equipment, while the manual role requires hands-on operation and maintenance. Both roles require similar certifications and work in comparable industrial environments, but the automated nature of the hourly position often leads to higher efficiency and less physical labor.

What cities near Rialto, CA are hiring for Hourly Filter Press Operator jobs? Cities near Rialto, CA with the most Hourly Filter Press Operator job openings:
Infographic showing various Hourly Filter Press Operator job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 51% Full Time, 44% Part Time, 1% Temporary, and 3% Contract. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $39,421 per year, or $19 per hour.

Assembly/Rack Fabrication Technician

Crown Innovations, Inc.

Ontario, CA • On-site

$18 - $25/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 11 days ago


Job description

Company Description
Job Description
Assembly / Rack Fabrication Technician
Ontario, CA / Onsite / Full-Time
Position Overview
Crown Innovations is seeking an Assembly / Rack Fabrication Technician to support fabrication, assembly, and testing activities for radio communication rack systems produced at the Ontario facility.
This role is responsible for fabricating, assembling, and performing testing procedures associated with radio communication racks and supporting subassemblies. The technician will work closely with other team members to ensure projects are completed accurately and on schedule for shipment to customers.
The Assembly / Rack Fabrication Technician performs both mechanical hardware assembly and electronic assembly, supports staging and storage activities, and assists with preparing completed rack systems for shipment. Work is reviewed for technical adequacy and conformity with instructions.
This role requires the ability to perform repetitive lifting and movement of equipment, including large rack assemblies.
Key Responsibilities
Rack Fabrication & Assembly
• Fabricate and assemble radio communication rack systems in accordance with engineering instructions and assembly documentation
• Perform both mechanical hardware assembly and electronic assembly associated with rack builds
• Assist with preparation, staging, and shipment of completed rack configurations
Subassembly Manufacturing
Support fabrication and assembly of major rack subassemblies used in production of radio communication racks at the Ontario facility, including:
• Roof panels
• RF body assemblies
• P1/P2 cables to Telco block
• Telco pullout shelf
• Computer shelf
• RF cables
• AC harness tray
• Data harness tray
• Rack preparation
• Staging racks for pre-assemblies
Electrical Assembly & Testing
• Prepare Test Box enclosures for assembly
• Assemble cable assemblies with connectors
• Perform drilling, soldering, and electrical assembly activities
• Assemble and test completed Test Box units
• Assemble and wire MDF components
• Test wire assemblies using supplied documentation and continuity verification test equipment
• Perform quality checks of assemblies to ensure proper function and compliance with specifications
Production Support
• Assist team members to ensure project schedules and shipment deadlines are met
• Support material handling, movement, and storage of rack systems and components
• Maintain organized work areas and ensure proper handling of tools and equipment
Required Technical Experience
• Understanding of minor electrical circuits
• Ability to read and interpret assembly diagrams and build instructions
• Experience working with mechanical and electrical assemblies
Required Tools & Equipment Experience
Experience operating or working with the following tools and equipment:
• Drill press
• Rivet machine
• Band saw
• Pliers
• Cutters
• Vice grips
• Soldering iron
• Terminating hand tool
• Heat gun
• Hand screw driver
• Electric screw driver
• Wire strippers
Minimum Required Qualifications
• High School Diploma
• Minimum one (1) year of mechanical and electrical assembly experience
• Ability to test wire assemblies using documentation and continuity verification equipment
• Ability to perform quality checks on completed assemblies
• Ability to lift up to 75 lbs of equipment
• Ability to move rack assemblies weighing 300+ lbs
• Ability to pass a drug screening and criminal background check
• Ability to obtain a Public Trust clearance
Preferred Skillsets
• Electronics technician experience
• Communications rack assembly experience
• FAA / telecom equipment assembly exposure
Schedule & Work Environment
This position is fully onsite at the Ontario, California facility.
Work is performed in a production and fabrication environment supporting rack assembly and shipment operations.
Compensation
Hourly Rate Range: $18.00 - $25.00 per hour (W2)
Compensation is determined based on experience, qualifications, geographic location, and internal equity considerations.
Crown complies with all applicable state and local pay transparency laws. The listed compensation range represents the good faith salary range for this position at the time of posting. Actual compensation will be based on experience, qualifications, geographic considerations, and business needs.
Benefits
• 401K with company match
• Comprehensive medical, dental, and vision plans
• Generous PTO
About Us
Crown Innovations is a recognized leader in research, development, and engineering, with deep expertise in air traffic management, survey administration, lifecycle data management for informed decision-making, infrastructure sustainment and modernization, emerging technologies, and National Airspace System (NAS) integration.
For over 30 years, we have supported a diverse portfolio of clients-including the FAA, NASA, the Energy Information Administration (EIA), state and local governments, and commercial organizations such as the Ohio and North Carolina Departments of Transportation.
As a prime contractor on several high-impact federal programs, Crown offers comprehensive capabilities in engineering, strategic planning, data analytics, software development, modeling and simulation, and regulatory compliance.
We are at the forefront of enabling the safe and efficient integration of uncrewed aircraft systems (UAS) and advanced air mobility (AAM) into the NAS, while also supporting infrastructure modernization efforts through robust lifecycle data management solutions. Whether advancing innovative air traffic concepts, enhancing operational performance, or enabling the future of urban air mobility, Crown is committed to shaping a safer, smarter, and more efficient infrastructure landscape.
Crown has consistently been voted one of the best places to work in the Washington, DC
Persons unable to complete an online application should contact Crown HR for assistance at (703) 650-0663 ext. 3068.
As a government contractor, most of the Crown positions require U.S. citizenship.
Crown is a VEVRAA Federal Contractor. EOE: Vets/Disability
Visit: www.crownci.com for additional information about Crown Innovations, Inc.