Mechanical Engineer Jobs in Irvine, CA
Mechanical engineer jobs in Irvine, California are concentrated in the Irvine Spectrum, the Great Park Neighborhoods corridor, and the Irvine Business Complex, where aerospace and defense contractors, medical device makers, and advanced manufacturing firms drive consistent demand. Employers hiring right now include Rivian, Iris Technology, and Parker Hannifin. See the openings below and apply to the ones that match your experience.
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- You’re joining a team that is accelerating the future of autonomous defense.
- You’ll be part of a company backed by significant investment, strong growth, and mission‑proven technology.
- You’ll work alongside world‑class engineers and innovators who have already delivered thousands of operational flight hours, high‑impact ISR capabilities, leading counter‑UAS systems, and breakthrough autonomous effects.
- You’ll help shape a unified platform that enables operators to see more, decide faster, and act with confidence across the modern battlespace.
- Develop airframe structures, mechanical components, and assemblies for unmanned aircraft systems.
- Integrate mechanical, electrical, propulsion, and avionics subsystems within defined aircraft volumes.
- Create detailed CAD models, assemblies, and engineering drawings that meet quality and configuration standards.
- Apply mechanical engineering fundamentals to support sizing, basic structural assessment, tolerance considerations, and design trade studies.
- Collaborate with manufacturing to incorporate design-for-manufacturing principles and ensure efficient, repeatable builds.
- Support fabrication, assembly, ground testing, and flight testing through hands‑on troubleshooting and issue resolution.
- Incorporate feedback from testing, integration, and production into iterative design improvements.
- Work effectively with cross-functional engineering teams and communicate technical status clearly
- Proficiency with 3D CAD tools for part and assembly design (SolidWorks preferred).
- Experience generating mechanical drawings and documentations.
- Understanding of structural behavior, mechanical design principles, and lightweight component design.
- Familiarity with engineering drawing standards.
- Strong communication skills and the ability to collaborate in a multi‑disciplinary environment
- Internship experience as mechanical engineer in aerospace, robotics or automotive industry.
- Familiarity with GD&T.
- Experience with DFM, DFA, or production-oriented mechanical design practices.
- Background working with composite or lightweight metallic structures.
- Hands‑on experience supporting prototype hardware builds, mechanical integration, or test operations.
- Exposure to FEA tools or structural analysis workflows.
- Experience with unmanned aircraft, flight hardware, or other mission‑critical mechanical systems
- Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related STEM field from an accredited institution
- Must have the ability to stoop, stand, climb, occasionally lift a minimum of 25 lbs.
- Involves movement between departments, floors, and worksites to facilitate work.
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Find Mechanical Engineer JobsMechanical Engineer Job Market in Irvine
Who's Hiring
- Rivian76

- Iris Technology57

- Parker Hannifin38

- Dragonfly Global38D
- CRB19

Top Industries Hiring
- Technology & Software
- Construction & Real Estate
Mechanical Engineer Jobs in Irvine: Frequently Asked Questions
How do I get a mechanical engineer job in Irvine?
Irvine's hiring is driven by aerospace and defense primes, medical device companies, and semiconductor equipment manufacturers clustered around the Irvine Spectrum and nearby industrial parks. Candidates with hands-on experience in SolidWorks, thermal analysis, or precision manufacturing stand out. Targeting firms that supply into the broader Southern California defense and medtech supply chain, and connecting through local Society of Mechanical Engineers chapters, gives you a concrete edge over applicants applying cold.
Which companies hire mechanical engineers in Irvine?
Irvine mechanical engineer roles are posted by Rivian, Iris Technology, and Parker Hannifin and others right now, based on current listings on Migrate Mate as of November 2026. Irvine's employer mix leans toward aerospace and defense contractors, medical device developers, and clean energy equipment firms, many of which maintain engineering centers in the Irvine Spectrum and Irvine Business Complex.
Are there remote mechanical engineer jobs in Irvine?
Yes, though remote options are limited for mechanical engineers because most roles involve physical prototypes, lab equipment, or manufacturing floors that require on-site presence. About 17% of mechanical engineer openings tied to Irvine are remote or hybrid as of November 2026. The roles most likely to offer hybrid flexibility in Irvine are simulation and FEA analysis positions, technical program management, and systems engineering roles at larger aerospace and tech firms.
How can I get a mechanical engineer job in Irvine with little or no experience?
The most realistic entry path in Irvine is landing a junior or associate mechanical engineer role at a mid-size medical device or defense subcontractor, where small teams give new graduates hands-on exposure quickly. Irvine's proximity to UC Irvine means many local employers run co-op and internship pipelines that convert to full-time offers. Building proficiency in SolidWorks or CATIA and pursuing any relevant certification in GD&T or ASME standards makes entry-level candidates noticeably more competitive with Irvine's engineering-heavy hiring managers.
Which industries hire the most mechanical engineers in Irvine?
Most mechanical engineer openings in Irvine sit in Technology & Software and Construction & Real Estate, per current listings on Migrate Mate as of November 2026. Irvine's position within Orange County's established aerospace corridor and its growing concentration of medtech R&D centers explains why those sectors consistently generate the most local mechanical engineering demand.
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