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Freelance Pump Design Engineer Jobs in California

Purple Hires Inc

Design Engineer

Irvine, CA · On-site

Design and develop turbomachinery components such as compressors, fans, and pumps (stator, rotor ... Support design reviews and implement engineering changes. Work closely with cross-functional teams ...

Essel

Senior Design Engineer

Pomona, CA · On-site

The Design Engineer will play a crucial role in ensuring the successful completion of design ... Leads a design team to perform or manage multiple potable water supply, treatment, pumping plant ...

Essel

Senior Design Engineer

Pomona, CA · On-site

The Design Engineer will play a crucial role in ensuring the successful completion of design ... Leads a design team to perform or manage multiple potable water supply, treatment, pumping plant ...

Essel

Senior Design Engineer

Pomona, CA · On-site

The Design Engineer will play a crucial role in ensuring the successful completion of design ... Leads a design team to perform or manage multiple potable water supply, treatment, pumping plant ...

Purple Hires Inc

Motor Design Engineer

Irvine, CA · On-site

$81K - $110K/yr

Industrial Motor Design Engineer · Supports the department's Subject Mater Expert (SME) in the ... pumps and compressors. · Performs electromagnetic, thermal, and mechanical analysis using ...

Mee Industries Inc

Be Seen First

Electrical Design Engineer

Irwindale, CA · On-site

$70K - $100K/yr

ELECTRICAL DESIGN ENGINEER We are seeking an Engineer with 3-5 years of electrical experience to design control panels for pump systems. General responsibilities and qualifications are as follows:

ITT Inc. - English US

Product Design Engineer

Santa Rosa, CA · On-site

$141K - $169K/yr

A global leader in, providing a broad portfolio of pumps, valves, mixing and agitation equipment ... As the Product Design Engineer, you'll generate product concepts, tooling designs, drawings, and ...

ITT Inc. - English US

Product Design Engineer

Santa Rosa, CA · On-site

$141K - $169K/yr

A global leader in, providing a broad portfolio of pumps, valves, mixing and agitation equipment ... As the Product Design Engineer, you'll generate product concepts, tooling designs, drawings, and ...

ITT Inc. - English US

Product Design Engineer

Santa Rosa, CA · On-site

$141K - $169K/yr

A global leader in, providing a broad portfolio of pumps, valves, mixing and agitation equipment ... As the Product Design Engineer, you'll generate product concepts, tooling designs, drawings, and ...

ITT Inc. - English US

Product Design Engineer

Santa Rosa, CA · On-site

$141K - $169K/yr

A global leader in, providing a broad portfolio of pumps, valves, mixing and agitation equipment ... As the Product Design Engineer, you'll generate product concepts, tooling designs, drawings, and ...

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Freelance Pump Design Engineer information

What is the difference between Freelance Pump Design Engineer vs Mechanical Pump Engineer?

AspectFreelance Pump Design EngineerMechanical Pump Engineer
CredentialsRelevant engineering degrees, certifications often freelance or contract-basedTypically requires a degree in mechanical engineering, professional licenses
Work EnvironmentIndependent, project-based, remote or on-siteEmployed by companies, on-site or in-office
Industry UsageFreelance, consulting, specialized projectsManufacturing, design, and maintenance within companies

Freelance Pump Design Engineers work independently on specific projects, often remotely, while Mechanical Pump Engineers are usually employed full-time by companies. Both roles require similar technical credentials but differ mainly in employment type and work setting.

What are the most commonly searched types of Pump Design Engineer jobs in California?

The most popular types of Pump Design Engineer jobs in California are:

What are popular job titles related to Freelance Pump Design Engineer jobs in California?

For Freelance Pump Design Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Freelance Pump Design Engineer jobs in California look for?

The top searched job categories for Freelance Pump Design Engineer jobs in California are:

What cities in California are hiring for Freelance Pump Design Engineer jobs?

Cities in California with the most Freelance Pump Design Engineer job openings:

Freelance Pump Design Engineer jobs near you
Infographic showing various Freelance Pump Design Engineer job openings in California as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Freelance Mechanical Engineer / CAD Designer

RKS Design, Inc.

Thousand Oaks, CA • On-site

Full-time

Re-posted 26 days ago

Job description


Freelance Mechanical Engineer / CAD Designer
SolidWorks CAD Update & Documentation (Beta Reconciliation)
About RKS
RKS is a 40-year industrial design and product development firm bringing complex products to market across consumer, medical, appliance, and industrial sectors. We integrate industrial design, mechanical engineering, and electronics to deliver production-ready systems for global clients.
The Engagement
We are seeking a mid-level Mechanical or CAD Designer (contract/freelance) with strong SolidWorks experience to support reconciliation of a beta prototype with its 3D CAD database.
The product is in a working beta stage. The core architecture is established. The immediate need is detailed, methodical CAD updating to reflect the current beta prototype and documentation alignment to prepare the database for production assembly reference as the CAD database may lack detail around mounting plates, wiring harnesses and other components were added in the build of the beta unit.
This is a hands-on CAD-intensive role suited for someone highly comfortable working in large assemblies and managing detailed updates.
Key Responsibilities
1. Beta Prototype vs. CAD Review
  • Review physical betaprototype against existing SolidWorks assembly
  • Identify discrepanciesbetween as-built hardware and current 3D CAD
  • Document differencesin geometry, mounting, fasteners, routing, and interfaces

2. 3D CAD Database Updates
  • Update largeSolidWorks assemblies to reflect the current working prototype
  • Resolve interferencesand misalignments discovered during reconciliation
  • Maintain properassembly structure, part references, and configurations
  • Ensure clean,organized, production-ready model structure

3. 2D Documentation Updates
  • Update 2D drawings toreflect revised 3D geometry
  • Revise dimensions,tolerances, materials, and notes as required
  • Maintain revisioncontrol and drawing standards
  • Ensure drawing packagealigns with updated BOM and assembly structure

Required Qualifications
  • Approximately 4-7years of product development experience
  • Strong proficiency in SolidWorks(large assemblies required) / 3D + 2DCAD
  • Experience updatingand maintaining complex 3D CAD databases
  • Experience generatingand revising detailed 2D production drawings
  • Strong attention todetail and methodical documentation skills
  • Ability to workindependently within an established engineering structure

Preferred
  • Bachelor's degree inMechanical Engineering
  • Experience with sheetmetal and injection-molded parts
  • Familiarity withelectromechanical assemblies (PCBs, wiring, motors, pumps, etc.)
  • Experience preparingdocumentation for manufacturing release

Engagement Details
  • Freelance / Contract
  • Immediate start
  • Project-basedengagement
  • In office

Requirements
Required Qualifications
  • Approximately 4-7years of product development experience
  • Strong proficiency in SolidWorks(large assemblies required) / 3D + 2DCAD
  • Experience updatingand maintaining complex 3D CAD databases
  • Experience generatingand revising detailed 2D production drawings
  • Strong attention todetail and methodical documentation skills
  • Ability to workindependently within an established engineering structure

Apply