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Mechanical System Engineer Jobs in California (NOW HIRING)

Amat

Mechanical / Systems Engineer (NCG)

Santa Clara, CA · On-site

$80K - $110K/yr

Maintain system specifications and engineering documentation * Support tool layout development (floorplans, module placement) * Assist in mechanical concept development and subsystem integration

Symbotic

System Engineer

Porterville, CA · On-site

The System Engineer focuses on troubleshooting, maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic Inc.

System Engineer

Porterville, CA · On-site

The System Engineer focuses on troubleshooting, maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic Inc.

System Engineer

Lathrop, CA

The System Engineer focuses on troubleshooting, maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic

System Engineer

Lathrop, CA · On-site

The System Engineer focuses on troubleshooting, maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic

System Engineer

Porterville, CA

The System Engineer focuses on troubleshooting,maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic

System Engineer

Lathrop, CA · On-site

The System Engineer focuses on troubleshooting,maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

Symbotic LLC

System Engineer

Lathrop, CA · On-site

$80 - $100/hr

The System Engineer focuses on troubleshooting,maintaining, and stabilizing complex electro-mechanical and automated systems to ensure safe, consistent system uptime. This role is not commissioning ...

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Showing results 1-20

All JobsMechanical System Engineer JobsMechanical System Engineer Jobs in California

Mechanical System Engineer information

See California salary details

$62.7K

$108.9K

$150K

How much do mechanical system engineer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for mechanical system engineer in California is $108,861.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,400.00 and $129,800.00 per year, depending on experience, location, and employer.

What does a mechanical system engineer do?

A Mechanical System Engineer designs, develops, and oversees the installation and maintenance of complex mechanical systems in various industries. Their work often involves integrating mechanical components with electrical and software systems to ensure the overall functionality and efficiency of machines or equipment. They may be responsible for tasks such as performing simulations, analyzing system performance, troubleshooting issues, and collaborating with multidisciplinary teams. Mechanical System Engineers play a critical role in industries like automotive, aerospace, manufacturing, and energy. Their expertise ensures that mechanical systems operate safely, reliably, and efficiently.

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

To thrive as a Mechanical System Engineer, you need a solid background in mechanical engineering principles, system design, and problem-solving, typically supported by a bachelor's degree in mechanical engineering or a related field. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and industry certifications like PE (Professional Engineer) are often required. Strong analytical thinking, teamwork, and effective communication skills help distinguish top performers in this role. These skills ensure efficient design, implementation, and maintenance of complex mechanical systems, leading to reliable project outcomes and innovation.

What are some common challenges mechanical system engineers face when working on multidisciplinary projects?

Mechanical System Engineers often collaborate closely with electrical, software, and civil engineers on multidisciplinary projects. A common challenge is ensuring effective communication between teams, as each discipline may use different technical language and have varying priorities. Managing integration issues and aligning timelines across departments can also be demanding. To overcome these challenges, Mechanical System Engineers typically participate in regular cross-functional meetings and use collaborative project management tools to ensure alignment and successful project delivery.

What is the difference between Mechanical System Engineer vs Mechanical Design Engineer?

AspectMechanical System EngineerMechanical Design Engineer
Primary FocusDeveloping and integrating mechanical systems within larger projectsCreating detailed mechanical component and product designs
Work EnvironmentSystems integration, testing, and validation in manufacturing or engineering firmsDesign studios, CAD modeling, and prototype development
Required CredentialsBachelor's in Mechanical Engineering, relevant certificationsBachelor's in Mechanical Engineering, CAD certifications

Mechanical System Engineers focus on integrating and managing entire mechanical systems, while Mechanical Design Engineers concentrate on designing specific components. Both roles often collaborate but serve different stages of product development and system integration.

What cities in California are hiring for Mechanical System Engineer jobs?

Cities in California with the most Mechanical System Engineer job openings:

Mechanical System Engineer jobs near you
Infographic showing various Mechanical System Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $108,861 per year, or $52.3 per hour.

Mechanical System Design and Analysis Engineer Level 3

Indotronix International Corporation

Long Beach, CA • On-site

$55 - $71/hr

Contractor

Re-posted 7 days ago

Job description

Indotronix is seeking an :Mechanical System Design and Analysis Engineer Level 3
Location:Long Beach, CA
Must have at least a Bachelor's Aerospace & Mechanical
Shift:First
Start Time:7:00 AM
End Time: 3:30 PM
Is Clearance Required To Start?:Not

Job Description

The Senior Mechanical Systems Engineer is responsible for the design, analysis, development, and certification support of aircraft Environmental Control Systems (ECS) and related mechanical systems. This role provides technical leadership for system design, obsolescence management, supplier coordination, and engineering analysis while ensuring compliance with regulatory, customer, and company requirements. The engineer will collaborate with cross-functional teams, suppliers, and program stakeholders to deliver innovative and cost-effective solutions throughout the product lifecycle.

Key Responsibilities

  • Perform design and analysis of aircraft Environmental Control Systems (ECS), including air conditioning, air distribution, ventilation, cabin pressure control, equipment cooling, cargo fire protection, ice/rain protection, oxygen systems, pneumatics, and nitrogen generating systems.

  • Develop and implement solutions for component obsolescence affecting suppliers and aircraft type design.

  • Review, approve, and validate engineering analyses and technical documentation.

  • Provide technical leadership and mentorship to less experienced engineers.

  • Collaborate with project engineers, stress analysts, Materials & Processes (M&P), suppliers, procurement, and certification teams.

  • Coordinate with cross-functional engineering groups to ensure technical and program requirements are achieved.

  • Lead technical discussions and represent the engineering team during supplier interactions.

  • Support design release activities, supplier-driven changes, tooling issues, and certification requirements.

  • Develop and improve analytical methods, engineering processes, and best practices to enhance quality and efficiency.

  • Utilize engineering tools such as CATIA V5, ENOVIA, PDM, STEALTH, QMAP, REDARS, ETAC, ESPEC, Bridge, and related industry applications.

Required Qualifications

  • Bachelor's degree in Aerospace, Mechanical, Civil, Structural Engineering, or a related engineering discipline.

  • 8+ years of experience in aircraft Environmental Control Systems analysis and design, including ATA 21, ATA 26, ATA 30, ATA 36, Oxygen Systems, fluid mechanics, systems engineering, and/or computational fluid dynamics.

  • 5+ years of experience in a commercial aircraft environment.

  • Experience with 2D and 3D design methodologies, including Geometric Dimensioning & Tolerancing (GD&T).

  • Experience with design release processes, engineering policies and procedures, certification activities, tooling issues, and supplier-driven changes.

  • Strong analytical, problem-solving, and technical leadership skills.

Preferred Qualifications

  • 10+ years of design engineering experience in a commercial aircraft environment.

  • Experience supporting Boeing 7-Series and Douglas aircraft programs.

  • 5+ years of experience supporting production, sub-components, or spares.

  • Experience working in cross-functional engineering teams.

  • Strong verbal and written communication skills.

  • Experience interacting directly with suppliers and external stakeholders.

Education / Experience

Bachelor's degree and typically 5+ years of experience in an engineering classification, or a Master's degree with typically 3+ years of experience, or a PhD with related engineering experience. Senior-level candidates

Indotronix logo

About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US

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