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Engineer - Mechanical United States Jobs (On-site work)

378 Job Offers

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Mechanical Engineer Co-op
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Join Lydian in Boston as a Mechanical Engineer Co-op to design catalyst-loading equipment for sustainable aviation fuel. Requires SolidWorks skills, mechatronics experience, and hands-on prototyping. Paid internship with mentorship.
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Lydian
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Mechanical Hardware Test & Validation Engineer (All Levels)
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ALSO seeks a Mechanical Hardware Test & Validation Engineer in Palo Alto to validate low voltage electromechanical modules for light EVs. Requires hands-on testing experience, DAQ and sensor skills, and Python or MATLAB proficiency.
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ALSO
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Mechanical Design Engineer
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Join Boston Materials as a Mechanical Design Engineer in Billerica, MA. Recent ME grads (0-3 yrs) with CAD, GD&T, and thermal/mechanics fundamentals wanted. Great benefits, unlimited PTO.
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80000.00 - 120000.00 USD / Year
Boston Materials
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Senior Mechanical Engineer
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Aescape seeks a Senior Mechanical Engineer in New York to own mechanical subsystems for AI-powered robotics, from concept to production. Requires 5+ years, SolidWorks, FEA, and manufacturing expertise.
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Aescape
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Senior Mechanical Engineer
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Senior Mechanical Engineer to design marine electromechanical hardware for Smartmast systems in harsh outdoor environments. Requires 5+ years in marine or outdoor electronics design, strong CAD skills, and production-ready hardware expertise. Primarily remote with occasional travel.
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Quartermaster
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Mechanical Engineer
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Kovari seeks a Mechanical Engineer in San Francisco to own robot mechanical design from actuators to field-ready assembly. Requires strong CAD, fabrication skills, and hands-on prototyping mindset.
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Kovari
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Mechanical Engineer
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Red 6 seeks a Mechanical Engineer in Louisville to design precision AR training systems. Requires 2-5+ years in product design, electromechanical or optical systems, and strong DFM/DFA skills. Full benefits included.
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Red 6
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Mechanical Engineer, Product Design
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Cobot seeks a Mechanical Engineer in Santa Clara, CA to design electromechanical systems for Proxie robots. Requires 3+ years of product design experience, SolidWorks skills, and expertise in GD&T and thermal design. Salary $185,000-$205,000.
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Cobot
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Mechanical Design Engineer
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Join Base in Austin as a Mechanical Design Engineer to develop residential and commercial battery energy storage products. Requires 3+ years of mechanical design experience, CAD proficiency, and hands-on prototyping skills.
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Base Power Company
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Staff Mechanical Engineer, Sealing Systems
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Lead ring and piston development for fuel-flexible linear generators in Menlo Park. Requires MS/PhD in mechanical engineering, 5-8+ years precision design experience, SolidWorks and FEA skills.
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172000.00 - 230000.00 USD / Year
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Mainspring Energy
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Junior Mechanical Engineer
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Hands-on Junior Mechanical Engineer role in Fremont, CA for recent graduates with 0-2 years experience. Involves CAD design, machining, 3D printing, soldering, testing, and Python/C coding. Build real hardware from day one.
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Triumph
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Mechanical Engineer
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Join Array Labs in Redwood City as a Mechanical Engineer to design SAR imaging payloads and satellite structures. Requires 7+ years in aerospace mechanical design, SolidWorks proficiency, and FEA skills. Competitive benefits included.
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150000.00 - 250000.00 USD / Year
Array Labs
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Electro-Mechanical Engineer
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Join a leading aerial equipment manufacturer in West Bend as an Electro-Mechanical Engineer. Design innovative products using SolidWorks and 3D CAD, manage projects, and drive cost targets. 3-5 years of manufacturing experience preferred.
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Custom Equipment, Inc
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Lead Mechanical Engineer, Hardware Test (X-BAT)
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Lead Mechanical Engineer role in Seattle to build and lead a team designing X-BAT hardware test stands and fixtures. Requires senior ME experience in aerospace or defense, CAD proficiency, and strong people leadership skills.
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150000.00 - 230000.00 USD / Year
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Shield AI
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Senior Mechanical Engineer
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Senior Mechanical Engineer role in Fremont, CA owning mechanical design end to end - from CAD and tolerance analysis through manufacturing, testing, and hands-on hardware repair. Requires 5+ years shipping physical products to production.
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Triumph
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Mechanical Engineer - Facilities
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Kunin Technologies seeks a Mechanical Engineer in Chattanooga, TN to design utility systems, HVAC, and equipment installations for a greenfield critical minerals facility. Requires 3+ years in industrial plant engineering, CAD proficiency, and U.S. citizenship.
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Kunin Technologies
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Senior Mechanical Engineer, Systems Integration
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Lead aircraft systems integration at Shield AI in Seattle. Requires 5+ years in aerospace or defense, advanced CAD and PLM expertise, and proven mechanical integration leadership from concept to production.
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140000.00 - 200000.00 USD / Year
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Shield AI
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Mechanical Engineer - Forward Deployed
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Join Saronic Technologies as a Forward Deployed Mechanical Engineer in Austin, TX. Bring autonomous maritime systems from lab to fleet with hands-on prototyping, field integration, and sea trials. Requires 3+ years of mechanical/electromechanical experience.
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Saronic Technologies
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Senior Mechanical Engineer (Manufacturing Test)
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WHOOP seeks a Senior Mechanical Engineer in Boston to design and deploy manufacturing test fixtures for wearable products. Requires 5+ years in mechanical design, SolidWorks proficiency, GD&T, and collaboration with contract manufacturers.
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Whoop
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Mechanical Engineer (1-4 Years)
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Join Coffman Engineers in Newport Beach as a Mechanical Engineer (1-4 years). Requires BS in Mechanical Engineering, EIT/PE, and 1+ year HVAC/plumbing design experience with AutoCAD and Revit. Salary $82K-$97K plus hybrid schedule and bonuses.
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Coffman Engineers, Inc.
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About the Engineer - Mechanical role

Explore a world of opportunity with Engineer - Mechanical Jobs, where innovation meets practical application. Mechanical engineering is a broad and dynamic profession that forms the backbone of countless industries, from automotive and aerospace to energy, manufacturing, and robotics. Professionals in this field are responsible for designing, analyzing, manufacturing, and maintaining mechanical systems—essentially anything that moves or uses power. The core mission of a mechanical engineer is to solve real-world problems by applying principles of physics, materials science, and thermodynamics to create efficient, safe, and reliable products and processes.

Typical responsibilities for mechanical engineers span the entire product lifecycle. In the design phase, they use computer-aided design (CAD) software to create detailed blueprints and 3D models of components and assemblies. They conduct rigorous analysis using finite element analysis (FEA) and computational fluid dynamics (CFD) to predict how designs will behave under stress, heat, or fluid flow. Beyond design, these engineers oversee prototyping, testing, and validation to ensure performance meets specifications and regulatory standards. They also play a critical role in manufacturing, optimizing production lines, selecting materials, and troubleshooting equipment issues. Many mechanical engineers work on system integration, ensuring that mechanical parts function seamlessly with electrical, hydraulic, and software systems. Project management is another common responsibility, involving budgeting, scheduling, and coordinating with cross-functional teams, suppliers, and clients.

To succeed in mechanical engineering jobs, professionals need a strong foundation in core technical skills. Proficiency in CAD software (such as SolidWorks, AutoCAD, or CATIA) is essential, along with knowledge of simulation tools for stress and thermal analysis. A solid understanding of mechanics, thermodynamics, fluid dynamics, and material properties is non-negotiable. Practical skills in manufacturing processes—like machining, welding, 3D printing, or injection molding—are highly valued. Soft skills are equally important: mechanical engineers must communicate complex ideas clearly, collaborate with diverse teams, and think critically to troubleshoot unexpected challenges. Familiarity with industry standards (e.g., ASME, ISO) and quality control methodologies (like Six Sigma) is often required. Most positions demand a bachelor’s degree in mechanical engineering or a related field, with many employers preferring candidates who are licensed Professional Engineers (PE) or working toward that credential.

The career path offers vast variety. Some mechanical engineers specialize in thermal systems, designing HVAC or power plants. Others focus on robotics and automation, creating machines that improve efficiency. Still, many find rewarding roles in product development, renewable energy, or biomedical devices. Whether you are an early-career professional seeking entry-level mechanical engineering jobs or an experienced engineer looking for senior design or management roles, this field provides continuous learning and the chance to shape the physical world. With technology evolving rapidly—including the rise of additive manufacturing, smart materials, and digital twins—mechanical engineering remains a future-proof, impactful career. Explore the latest mechanical engineering jobs today to find a role that matches your skills and ambitions.