158 senior mechanical engineer jobs found

TKDA is a 100% employee-owned engineering, architecture, and design firm. We are expanding our presence in California and across the West Coast and are seeking a seller-doer Project Manager / Senior Mechanical Engineer/ Regional Client Service Lead to help lead and grow our engineering practice while managing client relationships and projects. The individual selected for this position will be responsible for providing technical oversight and project leadership in the riverside office, as well as contributing significantly to the growth of engineering services within California. Additional responsibilities include working with our national market leads and regional Vice President to develop new client relationships, particularly within the manufacturing and food and beverage sectors and expand existing accounts in California. Areas of technical expertise shall be relevant to mechanical design include HVAC, plumbing, and associated facility systems. Although engineering expertise is...

Job ID: 113496 DRS Daylight Solutions business provides industry-changing mid-infrared laser light technology for government and commercial markets, including: defense and security; life sciences; and industrial process control. As a mid-IR technology pioneer, Daylight Solutions has delivered more mid-IR systems to more applications world-wide than any other company. Job Summary The Senior Mechanical Engineer at Daylight will be responsible for supporting the design and analysis of lasers, robotics, tooling and fixtures. They should have a strong understanding of robust opto-mechanical design practices including precision mechanism, kinematics, lasers, and thermal control. They will support the design, analysis, documentation and testing of optical/laser products, systems, and/or subsystems. Working with a multi-disciplinary design team, they will execute on optical and mechanical modeling, prototyping, calculations, FEA, and testing. The successful candidate would be...

About Us We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems. Job Summary This position will provide engineering support for the design build projects and work with our team of Project Managers and Sales Professionals to review and recommend engineered HVAC solutions and designs, coordinate and quality check outsourced engineering resources, determine and process utility incentives, prepare permit documents for small mechanical project, determine load calculations, and other engineering duties. Essential Duties & Responsibilities Develops an engineering scope of work, recommends equipment selections, and other pre-construction activities. Mechanical designs for central...

Job Summary: The Senior Mechanical Engineer (HVAC) is responsible for the overall evaluation, design, research, building, testing, and improving of mechanical and electrical systems. Responsibilities include using CAD software and other technical tools and processes to produce detailed designs, collaborating with other professionals and functions to ensure designs are successful, and ensuring all projects remain within budgetary and time constraints. Duties and Responsibilities: Collaborate with clients and other team members to determine project scope. Collaborate with internal teams to create design sketches, layouts, and plans. Use computer-assisted design (CAD) software to create preliminary and detailed drawings of the product. Study the test data and make comparisons with similar designs. Perform building system analysis and design. Apply mechanical engineering theory and adhere to codes. Address conditions and challenges encountered at job sites. Ensure plans and...

GROW WITH US AND STAY EXTRAORDINARY: Launch your career to new heights with Innoflight-one of San Diego's fastest-growing Aerospace and Defense innovators. Here, visionary minds engineer the future of space technology through pioneering, compact, and cyber-secure solutions. From software-defined radios to cutting-edge cryptographic systems and avionics, everything we build powers the next era of New Space. Join our small, agile, and mission-driven team where your work has real impact and your growth has no limits. We're not just reaching for the stars-we're engineering them. Let's innovate the infinite, together. A DAY IN THE LIFE: As a Senior Mechanical Engineer I at Innoflight, you will serve as a principal-level contributor providing technical leadership for the design, analysis, and integration of complex mechanical systems for aerospace and spaceflight applications. You will drive system-level solutions across multiple programs, resolve challenging engineering problems,...

SENIOR MECHANICAL ENGINEER Mesh Optical Technologies was founded on the belief that optical photons will be at the center of advanced technologies in the coming century. Making advanced technology ubiquitous means building at scale, and that's exactly what we're doing at Mesh. We are seeking a Senior Mechanical Engineer to lead development of major mechanical subsystems across our optical hardware platform. This is a senior individual contributor role reserved for engineers who demonstrate exceptional technical depth, ownership, and execution capability. You will independently drive complex mechanical challenges from first principles through production ramp, influencing subsystem architecture and ensuring performance, reliability, and manufacturability. Senior Mechanical Engineers at Mesh are trusted to solve ambiguous, high-impact problems and set the technical standard for mechanical design within their scope. RESPONSIBILITIES: Independently own mechanical development of...

U.S. Citizenship is Required. Ability to qualify for a US Department of Defense Top Secret security clearance required. Candidate must be SAP and SCI program eligible. This is an on-site position located in Goleta, CA. Toyon Research Corporation is an industry leader in the areas of complex space and missile systems analysis, aerothermodynamics, payload design and development, and ground and flight testing. Our Aerospace Systems Group provides innovative technical solutions to support aerospace programs for the Department of Defense (DoD) and their agencies. We are seeking a Senior Mechanical Engineer to lead development of advanced electro-mechanical designs from R&D to production. Responsibilities Perform design, development, and testing of mechanical systems for space applications Collaborate with the Program Manager to define project objectives, timelines, and deliverables Lead multidisciplinary teams to optimize system performance and reliability Define system...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo's 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world's first commercial space station when it launches, followed by additional Haven modules to enable permanent human presence by 2030. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us....

As a team, we've launched five satellites into orbit, signed ten commercial deals worth over $1 billion in revenue, raised over $750 million from top global investors, and recruited a team of over 400 world-class engineers. We all work out of our (legendary) San Francisco office, which was once used to build ships during the World Wars. Our satellites, which operate from geostationary orbit (GEO), weigh only 400 kg and utilize a proprietary software-defined radio payload. Each satellite can connect over two million people, and we're very excited for the impact we'll soon have in the Philippines, Mexico, and more! Backed by substantial funding and a passionate, collaborative team, we offer a rewarding work environment where you'll learn and make a significant impact, no matter where you are in your career. Senior Mechanical Engineer As an Astranis Senior Mechanical Engineer you will own the complete lifecycle of various subsystems on our spacecraft. Whether it is incremental...

Job Summary: This position is focused on the mechanical design, development, and manufacturing of stationary and mobile antenna systems and related equipment. Essential Job Duties and Responsibilities: Work as part of multiple integrated product teams. In some cases, will be lead mechanical engineer on a team, while in others, will be in a support and/or advisory role Perform hands-on design and analysis, and mentor junior engineers Prepare and present design and analysis material during internal and customer design reviews Prepare detailed product manufacturing documentation such as test procedures and assembly instructions Support component and antenna system level environmental testing Interface with ThinKom production personnel and outside suppliers during manufacturing phase of programs Support business development activities by providing input for proposals Skills and/or Experience Needed: BS in Mechanical or Aerospace Engineering 5+ years of experience in the...

Company Description: Critical Energy is an innovative, early-stage, venture-backed cleantech company on a mission to accelerate the global energy transition through abundant, low-cost clean energy. Founded by an ex-SpaceX engineer, Critical Energy designs and manufactures factory-built, modular power plants. These rapidly deployable systems convert heat into electricity using a closed-loop thermodynamic cycle and can be installed in just weeks. Critical Energy's technology delivers high-efficiency, 24/7 power for geothermal applications and waste heat recovery (including from data center gas turbines), making clean energy practical and cost-effective for demanding sectors like AI hyperscalers and data centers. Backed by top climate and technology investors, Critical Energy is scaling rapidly. Our Mission: To build an abundant, low-cost, 100% clean energy future through groundbreaking geothermal innovation. We are a team of passionate engineers, designers, and visionaries...

Job Description Job Title: Senior Mechanical Design Engineer Location: Carson, CA Zip Code: 90746 Duration: 9 Months Pay Rate: $53.63 - $70.93/hr. Keyword's: #Carsonjobs; #DesignEngineerjobs; #MechanicalDesign; Start Date: Immediate Job Responsibilities: o Design sub-systems and components for various electric drive units including wound field motor, permanent magnet motor and motor mechanical structural components. o Generate & revise detailed 3D CAD models and 2D drawings of electro-mechanical designs at a component and motor sub-system level using CATIA V6. o Review designs & drawings for completeness and accuracy. o Develop detailed work instructions, assembly guidance, and related documentation. o Analyze and verification of preliminary and detailed designs with analytical calculations and numerical (FEA) as required. o Collaborate and management of suppliers with DFM, DFA, and open issues lists to ensure on time delivery of parts and quality conformance according...

ABOUT ROCKET LAB Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access space. The rockets and satellites we build, and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used...

Fulfil is a well-funded, rapidly growing, and inclusive company that has developed a custom automation robotics system to pick and pack online orders of groceries and other consumables, bringing delight and a value proposition to consumers that doesn't exist today. Additionally, its unique design and technology is purpose-built to solve today's environmental problems in the world's food supply chain. Founded by a team with previous startup success and backed by top-tier VCs, we are committed to reducing waste, improving environmental impact, and reducing emissions with truly new technology. Our first commercial product launch went live in 2024, we deployed more in 2025 and are in line for even more in 2026. We can't do it alone -- we're seeking curious, capable, passionate team members motivated by the opportunity to create lasting impact on the world through their work. This role offers ample growth opportunities while working side-by-side with an impassioned, multi-disciplinary...

Antora builds and deploys thermal batteries to power always-on industrial operations with low-cost energy. Factory-built in the United States, Antora's modular thermal batteries deliver reliable heat and power, enabling industrial facilities of any size to decarbonize predictably and profitably. Antora is electrifying global industry while supporting U.S. manufacturing jobs, lowering costs for energy consumers, and enhancing the competitiveness of American industry. We are growing our company with people who put team and mission first, value connection through laughter and joy, and build with humility and openness. We are committed to continue building a diverse, passionate, and creative team dedicated to a future where every industrial facility, everywhere on earth, is powered by abundant, clean, low-cost energy. Position Summary We are seeking a self-driven and passionate Senior or Staff Mechanical Engineer to join our Product Development Team. In this role, you will own...

About Quartus Quartus Engineering Incorporated (www.quartus.com) is a leading provider of engineering services and integrated hardware solutions for a wide range of clients and industries. We employ advanced computer-aided engineering tools in the areas of optics, structural, thermal, and coupled analyses. We couple our engineering analysis capabilities with design, prototype, integration and test capabilities to create solutions for our clients that are of extraordinary value. What will you do? As an Opto-Mechanical Senior Engineer in our Semiconductor sector, you will design and develop robust mechanics for high performance optical systems in challenging environments. You will work as part of a team of creative cross-disciplinary engineers to meet project and customer requirements and gain exposure to a wide variety of optical systems from non-contact optical metrology to industrial automation and everything in between. At Quartus, you will be involved in the entire project...

Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group. As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. We are seeking a Senior Electrical Engineer to join our team in San Francisco or Sacramento, CA . Your experience working in a consulting firm on healthcare projects will ensure your success in this role. Working from either our Los Angeles or San Diego offices, you will contribute to the design of major projects from both inpatient and outpatient healthcare engineering design across all phases from around the world. You will be part of a large team of over 100 engineers nationally with a wealth of experience, so this is a great opportunity to grow your career. Our dynamic work environment provides the optimal setting to take your career to the next level. From our...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. We are building artificial gravity space stations, allowing long-term stays in space without the adverse effects of zero-gravity. Our initial crewed space habitat will be Haven-1, scheduled to be the world's first commercial space station when it launches into low-Earth orbit in 2026. It is part of our stepping stone approach to continuous human presence in LEO. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us. Vast is looking for a Mechanical Engineer reporting to Manager, Structures Design, to support the development of the systems that will be required for the design and build of artificial-gravity human-rated space stations. TheStructures and Dynamicsteam covers a wide range of components and responsibilities: from the primary...

About Brelle "Energy for what moves us" defines our mission at Brelle. We develop frontier technology that pushes what's possible in electrified performance. Based in California, Brelle engineers next-generation platforms for supercars and superbikes, working alongside leading high-performance brands across the US and Europe. Our innovations are built on a novel pack architecture, a full-stack software platform, and an advanced approach to automated manufacturing. Joining the team means working on making electric vehicles-on the road and on the racetrack-lighter, more engaging, safer, and capable of charging in minutes. Our engineering teams are structured like small Skunkworks teams - nimble, cross-functional, and technical. Engineers are encouraged to explore new concepts and materials and expected to rapidly go from concept idea to prototype. Brelle engineers are given a high level of autonomy to develop and release their parts across programs. Role Responsibilities...