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Senior Mechanical Engineer United States Jobs

160 Job Offers

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Senior Mechanical Engineer
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Covaris, a PerkinElmer company in Woburn, MA, seeks a Senior Mechanical Engineer with 5+ years of product development experience. Design ultrasound instrumentation using SolidWorks, GD&T, and FEA in a collaborative, innovative environment.
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United States, Covaris - Woburn -
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Newperkinelmer
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Senior Manufacturing Engineer, Mechanical (Dive-XL)
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Join Anduril as a Senior Manufacturing Engineer in Quonset, supporting Dive-XL autonomous underwater vehicles. Lead root cause analysis, tooling design in Siemens NX, and production line improvements. Requires 5+ years in complex mechanical manufacturing and strong GD&T skills.
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United States, Quonset
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Anduril Industries
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Senior Mechanical Engineer
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Lead cutting-edge infrared sensor development at Anduril in Hudson as a Senior Mechanical Engineer. Own hardware from concept to production, mentor junior engineers, and drive opto-mechanical design with first-principles physics.
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Anduril Industries
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Senior Electro-Mechanical Manufacturing Engineer
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Senior Electro-Mechanical Manufacturing Engineer in Irvine to own AI&T for electromechanical assemblies, drive Kaizen and DFx, and scale production. Requires 8+ years, hands-on fabrication, and JIRA, NX, Teamcenter, or Oracle experience.
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Anduril Industries
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Senior Mechanical Engineer (Electromechanical)
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Join Endurance in Seattle as a Senior Mechanical Engineer to design electromechanical hardware for modular subsea geothermal power plants. Requires 6+ years in demanding environments and full component ownership.
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Endurance Energy
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Senior Mechanical Engineer
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Lead cutting-edge infrared sensor development at Anduril in Hudson as a Senior Mechanical Engineer. Own hardware from concept to production, mentor junior engineers, and drive opto-mechanical design with first-principles physics. BSME and 8+ years required.
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Anduril Industries
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Senior Manufacturing Engineer, Mechanical (Dive-XL)
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Lead mechanical manufacturing for Anduril's Dive-XL autonomous underwater vehicle in Quonset. Requires 5+ years in complex hardware production, GD&T, root cause analysis and fixture design in Siemens NX.
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United States, Quonset
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Anduril Industries
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Senior Diagnostics Mechanical Engineer
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Join Commonwealth Fusion Systems as a Senior Diagnostics Mechanical Engineer in Devens. Lead SPARC diagnostic subsystems through design, test, and procurement. Requires 5+ years mechanical design experience and a relevant engineering degree.
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134000.00 - 205000.00 USD / Year
Commonwealth Fusion Systems
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Senior Project Engineer - Mechanical Systems
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Join a funded Series A robotics startup in Berkeley as Senior Project Engineer - Mechanical Systems. Own robotic deployments end to end, lead CAD design in Onshape, and enjoy equity, 401k matching, and unlimited PTO.
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125000.00 - 150000.00 USD / Year
Ambi Robotics
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Senior Mechanical Engineer (On-site)
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Join Standard Bots in Boston as a Senior Mechanical Engineer to own Bolt subsystem design from concept to production. Requires 5+ years electromechanical experience, SolidWorks, DFM, and FEA skills.
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Standard Bots
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Senior Avionics Mechanical Engineer
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Senior Avionics Mechanical Engineer to own space radio enclosure design end to end in Los Angeles. Requires 6+ years mechanical design, expert CAD/GD&T, thermal and structural FEA for vacuum and launch. Hands-on flight qualification ownership.
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AnySignal
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Senior Mechanical Engineer, Autonomous Systems
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Senior Mechanical Engineer needed in Costa Mesa to design enclosures, sensor integration, and electromechanical assemblies for autonomous defense systems. Requires 4+ years CAD experience, GD&T expertise, and hands-on prototyping skills.
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Anduril Industries
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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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Spacecraft Mechanical Engineer (Senior)
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Apex seeks a Senior Spacecraft Mechanical Engineer in Los Angeles to own flight hardware design from concept to launch. Requires 7+ years in aerospace mechanical design, strong CAD and FEA skills, and U.S. Person status.
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Apex Technology, Inc.
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Senior Supplier Manufacturing Engineer, Core Tech Mechanical
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Lead mechanical supplier industrialization at Anduril in Costa Mesa. Requires 6+ years in supplier quality, mechanical fabrication expertise, GD&T, CAD, and 50% travel. Drive NPI to full production for defense technology.
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Anduril Industries
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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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Senior Mechanical Engineer, RF Sensor Productization
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CHAOS Industries seeks a Senior Mechanical Engineer in Washington to lead RF sensor productization, from enclosure design to production release. Requires 5+ years in harsh-environment electromechanical design, CAD and GD&T expertise.
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CHAOS Industries
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Senior Engineer, Mechanical, Poultry
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Join JBT Marel as a Senior Mechanical Engineer in Redmond, WA, designing cutting-edge poultry processing equipment. Requires a BS in Engineering, CAD proficiency (Inventor preferred), and project management skills.
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United States, US - Redmond
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Jbtm
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Senior Mechanical Engineer - Energy
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DLR Group seeks a Senior Mechanical Engineer in Denver to lead energy and infrastructure design, including gas piping for CHP systems from 5MW to 500+MW. Requires PE license and 10+ years of mechanical engineering experience.
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DLR Group
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Senior Thermo-Mechanical Engineer, Heat Exchanger
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Antares seeks a Senior Thermo-Mechanical Engineer in Los Angeles to design and analyze heat exchanger systems for advanced microreactors. Requires 5+ years of thermal engineering experience, CAD and FEA proficiency, and expertise in high-temperature pressure systems.
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Antares
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About the Senior Mechanical Engineer role

Discover and apply for Senior Mechanical Engineer jobs, a pivotal career path for experienced professionals who drive innovation and ensure the integrity of complex mechanical systems. A Senior Mechanical Engineer is a seasoned expert responsible for the entire lifecycle of mechanical components and systems, from conceptual design and analysis to implementation, quality assurance, and project leadership. These roles are fundamental across diverse industries, including energy, manufacturing, aerospace, automotive, and industrial processing, where they translate theoretical principles into robust, real-world solutions.

Professionals in these senior positions typically undertake a wide array of critical responsibilities. They lead the design and development of sophisticated mechanical systems, performing detailed calculations, simulations, and analyses to ensure functionality, safety, and efficiency. A core aspect of the role involves creating and reviewing technical documentation, specifications, and engineering drawings. They often oversee project timelines, manage budgets, and coordinate multidisciplinary teams, acting as the technical authority. Senior Mechanical Engineers are also heavily involved in problem-solving, troubleshooting design or operational issues, and implementing continuous improvement processes. In many positions, they ensure strict compliance with industry standards, codes, and regulatory requirements, sometimes specializing in Quality Assurance/Quality Control (QA/QC) to oversee inspections, testing protocols, and material verification.

The typical requirements for Senior Mechanical Engineer jobs reflect the high level of expertise and leadership demanded. Candidates almost universally need a Bachelor’s or advanced degree in Mechanical Engineering or a closely related field. A proven track record, often 5-10 years of progressive experience, is essential, demonstrating a deep understanding of mechanical engineering principles, materials science, thermodynamics, and fluid mechanics. Proficiency in industry-standard software like CAD (e.g., AutoCAD, SolidWorks), CAE, and project management tools is expected. Strong analytical skills, meticulous attention to detail, and the ability to manage multiple complex projects are crucial. Excellent communication and interpersonal skills are paramount for liaising with stakeholders, mentoring junior engineers, and presenting technical information clearly. A commitment to professional development, often including relevant certifications, and a focus on safety and sustainability are hallmarks of successful candidates.

Exploring Senior Mechanical Engineer jobs opens doors to roles where technical mastery meets strategic leadership. These professionals are the cornerstone of engineering projects, ensuring that mechanical systems are not only designed to specification but are also reliable, efficient, and innovative. Whether focusing on design, project management, proposals, or quality control, senior engineers play an indispensable role in advancing technology and infrastructure, making this a highly sought-after and rewarding career for experienced engineering talent.