Sr. Mechanical Engineer
Altentechnologyusa
We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life‑saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more. As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing. When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow. Sr. Mechanical Engineer ONSITE in Berkeley, CA Domain‑Specific Skills Strong mechanical product‑development background with cost‑reduction and DFM leadership. Advanced SolidWorks capability for parts, assemblies, drawings, configurations, and design changes. Structures, sheet metal, welded assemblies, piping, fittings, plastics, tolerance analysis, and mechanical interfaces. Ability to combine CAD, CAE results, supplier feedback, validation planning, and cost data into design decisions. Key Responsibilities Lead mechanical work packages and allocate activities across the mechanical team. Develop and review redesign concepts for pack structures, roof/base skid, cell hardware, piping, fittings, scrubber vessel, and sustaining issues. Drive design reviews, problem resolution, supplier DFM discussions, and cross‑functional decisions. Ensure designs maintain critical interfaces and backward compatibility where required. Review CAD, drawings, GD&T, tolerance analyses, BOMs, cost estimates, and validation plans. Coordinate FEA, CFD, plastics, materials, electrical, manufacturing, and sourcing inputs. Required Skills / Experience 7+ years of mechanical product‑development experience, including technical ownership of complex assemblies. Experience in product design from concept through detailed design, verification, release, and production support. Working knowledge of GD&T, tolerance analysis, DFM/DFA, DFMEA, and engineering change control. Ability to communicate technical tradeoffs, risks, and recommendations across design, manufacturing, analysis, suppliers, and customers. Advanced SolidWorks; experience with PLM/PDM and formal release processes. Demonstrated cost‑reduction, supplier collaboration, and technical‑leadership experience. Salary Range: $120,000-$140,000/K The actual salary offered is dependent on various factors including, but not limited to, location, the candidate’s combination of job‑related knowledge, qualifications, skills, education, training, and experience All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy. Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug‑free workplace. All candidates selected for employment will be required to successfully complete a pre‑employment drug screening as a condition of hire. #J-18808-Ljbffr Altentechnologyusa
$125k - $165k
...We're expanding our team of ambitious, curious, and hands‑on engineers and operators. Come own large parts of product, company, or business... ...part design Design and develop automated equipment and mechanical structure, both major changes and from scratch Own...SeniorFull timeWork at officeWorldwideFlexible hours- ...focus on delivering tailored solutions that drive growth, operational excellence, and long-term client success. Job Title: Sr. Mechanical Engineer Location: Oakland, CA Duration: Long Term Job Overview We are looking for a Senior Mechanical Engineer to provide technical...Senior
- ...become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction... ...better world. Join us.Job DescriptionAre you ready to lead the mechanical design of high-performance buildings that shape communities and...SeniorWork at officeLocal areaWorldwideFlexible hours
- ...efficient, sustainable, and cost-effective. Through innovative HVAC engineering, electrical upgrades, building automation systems,... ...About the Position Our client is seeking an experienced Senior Mechanical Engineer to lead the design and engineering of complex HVAC systems...SeniorFor contractors
$165k - $185k
...thought, education, gender, ethnicity, age, sexual orientation–to reach our goals. Thank you for considering us. As a Senior Mechanical Engineer at Aircapture, you will be an essential member of our team, collaborating with Electrical and Process Engineers on our R&D...SeniorContract work- ...Mechanical Engineer We are seeking a skilled and detail-oriented Mechanical Engineer to join our team. In this role, you will be responsible for designing, developing, testing, and improving mechanical systems and components. You'll collaborate closely with cross-functional...Senior
$120k - $184k
...developing innovative solutions for the consulting, architecture, engineering, project controls, procurement, construction management, and... ...life sciences industry.We are looking for a talented Senior Mechanical Engineer to join our team based inEmeryville, California.In...SeniorFor contractors- ...Overview About the job Senior Mechanical Engineer Job Title : Senior Mechanical Engineer Job Type : Full-Time, Hybrid (onsite and remote flexibility) Department : Mechanical & Systems Engineering Welcome to Zephyrus Engineering Limited At Zephyrus...SeniorFull timeRemote workFlexible hours
- ...Rigetti Computing is at the forefront of building scalable quantum computers. We are seeking a Senior Mechanical Engineer to architect, design, develop, and optimize advanced hardware systems that form the backbone of our next-generation quantum computing platforms....Senior
$125k - $165k
...remains is relentless execution. Led by repeat founders and an engineering core from SpaceX and Tesla, we are backed by Breakthrough... ...individual part design Design and develop automated equipment and mechanical structure, both major changes and from scratch Own...SeniorFull timeWork at office$115k - $182k
...geothermal power plants in the world. Joining Fervo’s GeoBlock engineering team means solving frontier technical problems with immediate... ...the speed and scale of Fervo’s mission. As a Senior Mechanical Engineer , you will be a technical leader in the design and...SeniorTemporary workWork at officeLocal areaImmediate startFlexible hours$160k
...scientific exploration, and more. We touch every layer of the engineering design, from silicon to software to build solutions for the harsh environment of space. About This Role As a Senior Mechanical Engineer, you will be responsible for all aspects of mechanical...SeniorFull timeFor contractorsWork at officeRemote workFlexible hours- .... About the Role Dandy is seeking a Senior Mechatronics Engineer to join our elite Precision Robotics R&D team. This role is the... ...Integration: Act as the primary technical interface between mechanical, electrical, firmware, and software teams to ensure seamless system...SeniorFull timeLocal area
$177.5k - $236.6k
...Sr. Mechanical Engineer Design mechanical enclosures that ensure thermal stability and electromagnetic shielding for RF modules Location: San Francisco Bay Area Compensation: $177,500 - 236,600 USD / year Job Tags: Hardware About The Role Teledyne Microwave...SeniorWork experience placementWork at officeLocal area- ...Senior Mechanical Engineer We're seeking a Senior Mechanical Engineer who is passionate about designing products that balance exceptional customer experience with scalable, reliable manufacturing. This role will own significant mechanical design efforts for critical...SeniorLocal areaOverseas
$180k - $210k
...The Facilities Division at Lawrence Berkeley National Laboratory is seeking a Senior Mechanical Engineer to join our Engineering team. This role plays a central part in managing and improving campus mechanical systems by enhancing performance, diagnosing and resolving...SeniorFull timePart timeFor contractorsRelocationRelocation package$125k - $150k
...At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our... ...our commitments to life every day. Job Summary The Senior Mechanical Engineer serves to work in a fast-paced multi-disciplined team...SeniorFull timeFor contractorsLocal area$125k - $165k
...Mechanical Design Engineer Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single...SeniorLocal areaFlexible hours- A progressive energy technology company seeks a Senior Mechanical Design Engineer to focus on the design of battery cell enclosures. Candidates should have a Bachelor's degree in Mechanical Engineering and over 6 years of mechanical design experience, particularly in leading...Senior
- ...Mechanical Senior Project ManagerMechanical Senior Project Manager needed ASAP for a well-respected, growing mechanical contractor in California! Come work for a company that has many years of proven excellence, great compensation and benefits that shows no signs of slowing...SeniorFor contractorsImmediate start
$128.7k - $168k
Senior Mechanical Design Engineer, Structures Design Be among the first 25 applicants. This role is part of Form Energy, a company developing iron‑air battery energy storage. The position focuses on designing battery cell, module, and system enclosures, ensuring high‑volume...SeniorFull time$170k - $200k
...designed for Technical Creatives and has pre-orders. We design and engineer custom hardware & software at our San Francisco lab and are... ..., including industrial design, human-computer interaction, mechanical engineering, electronics, software, firmware, and optics. The...SeniorFull timeWork at officeRemote workFlexible hours$95.41k - $143.11k
...for unparalleled reliability Advanced Materials and Joining - Engineering polymer and metal joining solutions for optimally performing... ...work environment. Who are we looking for? The Senior Mechanical Engineer is responsible for leading the design, development,...SeniorLocal areaWorldwide$143k - $198k
...elevate design, push boundaries and create a more resilient future. The San Francisco office of SmithGroup is looking for a Senior Mechanical Engineer to join our team. Working with us, you will: Serve as the engineering leader through all stages of a project of any size and...SeniorFor contractorsWork at officeLocal area- ...to learn how you could help make great things possible not only in your community, but around the world.In the role of Senior Mechanical Engineer, we'll count on you to:Assume the mechanical lead and be the Mechanical and Plumbing Engineer of Record (EOR) on many...SeniorContract workWork at officeLocal area
$135k - $175k
...Title: Senior Mechanical Engineer – First-of-a-Kind Energy Systems Location: Bay Area, CA / Denver, CO / Boston, MA (Hybrid / Relocation Available) Salary: $135,000 – $175,000 + Equity + Full Benefits The Opportunity: Tired of incrementally tweaking legacy...SeniorRelocation$120k - $200k
...Consultant | Mechanical, Electrical, and Plumbing Engineering | California, Oregon & Washington State A globally respected engineering and design firm is seeking a Senior Mechanical Engineer to lead complex, high‑impact projects across diverse markets. You will play...SeniorFull time- ...large-scale AI workloads. With over $600M in funding and rapid expansion underway, they're now looking to hire Senior Mechanical Design Engineer to help shape the next generation of high-performance systems. Responsibilities: Mechanical Design: Develop...SeniorImmediate start
- ...Remedy is backed by DCVC, Blackbird, and Tony Fadell’s Build Collective, among others. We’re looking for a motivated, senior mechanical engineer to design key components of a novel, life‑saving surgical robot. What You’ll Do: Design mechanisms for a surgical...Senior
$150k - $190k
...the company | Senior Mechanical Engineer | San Francisco, CA (ONSITE) | Full-time | $150k - $190k + equity the company is building ground-based infrastructure to support missions to the moon and beyond. Instead of single large dishes, we're building arrays of dishes...SeniorFull time
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