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55 senior mechanical engineer jobs found in Los Angeles

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Los Angeles El Segundo, CA senior mechanical engineer
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Ap
Dec 13, 2025
Full time
Senior Mechanical Engineer - Ground Systems, MGSE
Apex Los Angeles, CA, USA
Spacecraft represent the most pressing unmet need across the entire aerospace industry. As more launch vehicles come online and the cost to orbit decreases, more companies launching payloads to space continue to emerge. For the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. These buses hold the payloads of our customers and are flown on launch vehicles. Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of society: ranging from earth observation to communications and more. We'd love for you to join us on our mission of providing humankind access to the galaxy beyond our planet. About the Role Apex is looking for a Senior Mechanical Engineer - Ground Systems (MGSE) to join our team and help...
HA
Dec 05, 2025
Full time
Senior Mechanical Design Engineer, Mechanisms
$140,000 - $176,000 yearly
Heart Aerospace Los Angeles, CA, USA
At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade. Your mission As part of the Mechanisms team, you will be responsible for design, development, validation, and eventually certification of components including primary and secondary flight control actuators, propulsion and landing gear components, and environmental control (ECS) components. You will work with electrical, software, and mechanical engineers across teams to build and fly complex systems. Key responsibilities include but are not limited The opportunity to exercise full ownership over the design, fabrication and test of novel flight components. You will lead the design of crucial subcomponents including gears, bearings, seals. Design, build and test components to environmental qualification...
HA
Sep 29, 2025
Full time
Senior/Staff Battery Mechanical Design Engineer
Heart Aerospace Los Angeles, CA, USA
At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade. Your mission Heart Aerospace is seeking a highly motivated and experienced Battery Design Engineer to join our growing and dynamic team. In this role, you will be a key contributor to the design, development, testing, and optimization of advanced battery systems specifically designed for the demanding requirements of electric aerospace applications. You will leverage your deep understanding of design methodologies and approaches to drive innovation and ensure the highest levels of performance, safety and reliability. You will translate system-level requirements into robust, certifiable mechanical designs, playing a critical role in electrifying the future of flight. Key responsibilities include but are not...
HA
Sep 15, 2025
Full time
Senior/Staff Mechanical Design Engineer, Structures & Airframe
$140,000 - $216,000 yearly
Heart Aerospace Los Angeles, CA, USA
At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade. Your mission Heart is building a hybrid, battery-electric regional aircraft to decarbonize and democratize aviation. The aircraft fuselage, wing and empennage are composite and designed in-house, with aluminum substructure and fittings. As a Staff Mechanical Design Engineer on the structures team, you will be given ownership for the hardware product lifecycle of the airframe. You will be responsible for the design, analysis, and oversight of manufacturing and validation of primary structure. In order to be successful in this role, you must be someone who is self-motivated, adaptable and is able to lead your own projects to completion in a fast-paced environment. Ideally, you have significant mechanical or...
Ap
Aug 25, 2025
Full time
Senior Spacecraft Mechanical Engineer
$165,000 - $195,000 yearly
Apex Los Angeles, CA, USA
Spacecraft represent the most pressing unmet need across the entire aerospace industry. As more launch vehicles come online and the cost to orbit decreases, more companies launching payloads to space continue to emerge. For the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. These buses hold the payloads of our customers and are flown on launch vehicles. Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of society: ranging from earth observation to communications and more. We'd love for you to join us on our mission of providing humankind access to the galaxy beyond our planet. About the Role Apex is seeking a skilled Mechanical Design Engineer to join our satellite engineering team. In this...
In
Aug 29, 2025
Full time
Parachute Systems Engineer II
$110,000 - $128,000 yearly
Inversion Los Angeles, CA, USA
Turning Space into a Transportation Layer for Earth Who We Are: Eras of humanity can often be defined by a dominant transportation mode - horse drawn chariots, ocean going boats, or aircraft. These were spurred by a small group of people rigorously focused on building technology to achieve faster access to more of the world. We seek to usher in a new era of humanity defined by universal access to the whole globe free of borders and the presence of a routine way from space to Earth. To do this, we are building highly maneuverable re-entry vehicles that can loiter in orbit before precision landing back on Earth. What You'll Do: As a Parachute Engineer at Inversion, you will play a critical role in the design, functionality, and performance of our next-generation reentry vehicles. This is a unique opportunity to work on the early stages of vehicle design, including defining vehicle architecture and creatively solving new design challenges. You will be a key member of the...
BM
Dec 16, 2025
Full time
Mechanical Engineer - Transmission & Distribution (CAL)
$110,000 - $160,000 yearly
Burns & McDonnell Los Angeles, CA, USA
Description The Mechanical Engineer will work on project teams to create world class designs for new projects, alterations and redevelopments on a variety of natural gas and renewable projects including pipelines, compressor, meter and pump stations and other areas related to the industry. The Staff Process Engineer will work with the project team throughout the design and construction process, adapting process and mechanical plans according to budget constraints, design factors or client needs. Perform process and mechanical design of projects from the conceptual phase through design completion. Perform process and stress simulations. The simulations will be performed in most cases using AFT products, Ceaser II, etc. Modify and review production drawings, 3D Model, ISO drawings, etc. for a variety of projects including, but not limited to pipelines, M&R stations, compressor stations, and renewable natural gas projects. Design process components for project needs and...
BH
Dec 16, 2025
Full time
Senior Building Performance Engineer
$90,000 - $125,000 yearly
Buro Happold Los Angeles, CA, USA
Buro Happold is looking for a senior building performance analyst to join our expanding team in our Los Angeles office. You will be part of our Building Performance Team encompassing energy and whole-life carbon analysis. You will work closely with our MEP engineers, and sustainability and energy advisory experts. We work across all scales including high performance buildings, campus, and cities. Our current portfolio includes high-aspirational projects featuring net-zero energy and carbon projects, Living Building Challenge certified projects, LEED Platinum certified projects, and calibrated modeling for performance based decarbonization upgrades. Here at Buro Happold, expect the exceptional. From the projects you will work on to the clients we work with. From career-defining opportunities to an inclusive and diverse practice where we all contribute to a more equitable world. From our reputation to our relationships. Wherever your Buro Happold career takes you, it'll be...
Ra
Dec 16, 2025
Full time
Senior Electrical Engineer, Mission Critical Facilities
$96,677 - $132,931 yearly
Ramboll Los Angeles, CA, USA
Company Description Job Description Sr. Electrical Engineer Job Type: Full-time Locations: Los Angeles, CA, Valhalla, Binghamton or Syracuse, NY or Charlotte, NC Ramboll's Data Center Facilities team (formerly EYP Mission Critical Facilities) is a pioneer and leader in Data Center Strategy, Planning, Design, Integration, Commissioning and Testing with experience working in thousands of data centers in the U.S. and across the globe. We provide a broad set of services for enterprise, institutional, web scale, service provider and colocation companies. Your new role As our new Sr. Electrical Engineer, you will be joining our Data Center Facilities design team. You'll work on data center projects during every stage of their development with a multidisciplinary team of engineers and designers. You will be involved in developing leading edge electrical infrastructure solutions to address data center designs for some of the industry's leading names for enterprise,...
GC
Dec 13, 2025
Full time
Senior / Project Civil Engineer
$100,225 yearly
Geosyntec Consultants, Inc. Los Angeles, CA, USA
Overview Do you want to build an impactful career to change the world for the better? Geosyntec has an exciting opportunity for a Senior/Project Civil Engineer in Los Angeles, Costa Mesa, or Long Beach, California. In this role, you will work on complex projects involving innovative urban stormwater and natural surface water management systems, green infrastructure and Low Impact Development design and planning studies, large-scale stormwater capture systems, flood mitigation and hydrologic/hydraulic analysis than can include dam breach studies, floodplain mapping, stream restoration, surface water, watershed, and stormwater runoff monitoring and modeling, industrial and construction site NPDES permitting support and inspections, and Clean Water Act regulatory support. Familiarity and/or work experience in geotechnical engineering and mechanical/process engineering also applicable. Geosyntec is an innovative, international engineering and consulting firm serving private and...
He
Dec 05, 2025
Full time
Senior Mechanisms and Landing Gear Engineer
Hermeus Los Angeles, CA, USA
Hermeus is a high-speed aircraft manufacturer focused on the rapid design, build, and test of high-Mach and hypersonic aircraft for the national interest. Working directly with the Department of Defense, Hermeus delivers capabilities that will ensure that our nation, and our allies, maintain an asymmetric advantage over any and all potential adversaries. Hermeus is seeking a Senior Mechanisms Engineer to join our Vehicle & Mechanisms Team. In this senior-level role, you will be responsible for designing and developing complex mechanical systems and mechanisms that are critical to the success of our high-speed aircraft projects. Key Responsibilities: Mechanism Design: Lead the design and development of mechanical systems, mechanisms, and components for aerospace applications. Collaborate with cross-functional teams to define project requirements and objectives. Analysis and Simulation: Conduct detailed mechanical analysis, including stress analysis, fatigue, and...
BH
Dec 03, 2025
Full time
Associate Principal Mechanical Engineer
Buro Happold Los Angeles, CA, USA
Start designing tomorrow's future! Buro Happold has an exciting opportunity for a talented and experienced Mechanical Engineer to join our hybrid team in Los Angeles, California! The Associate Principal Mechanical Engineer will play a pivotal role in providing technical expertise and leadership to our Building Environments Group. You will work closely with clients, architects, other Buro Happold Engineers, and/or design team members as part of a dedicated and skilled team. Here at Buro Happold, expect the exceptional. From the projects you will work on to the clients we work with. From career-defining opportunities to an inclusive and diverse practice where we all contribute to a more equitable world. From our reputation to our relationships. Wherever your Buro Happold career takes you, it'll be anything but ordinary. Your next role Join us and be surrounded by exceptional opportunities in an environment alive with innovation and possibility. Your new team...
EC
Nov 29, 2025
Full time
Senior Civil Engineer
$80,000 - $110,000 yearly
E2 Consulting Engineers, Inc. Remote (Los Angeles, CA, USA)
About the Organization E2 Consulting Engineers, Inc. (E2) is a professional services firm established in 1988 specializing in a full spectrum of engineering services including, project engineering and design, federal base operations and infrastructure support services, gas pipeline construction and inspection services, environmental consulting and remediation, and information technology services. At E2, we value safety, innovation and collaboration, and we are dedicated to excellence. Overview E2 is seeking a Licensed Civil or Structural Engineer with natural gas pipeline design, construction, and maintenance projects experience. This role involves coordinating all phases of the integrity evaluation process, ensuring compliance with relevant regulations and standards, and maintaining communication with various stakeholders. Coordinates and directs small to large projects and tasks, including development of work scope, budget, and schedule. Coordinates input from, and...
We
Nov 19, 2025
Full time
Senior Project Engineer
Webcor Los Angeles, CA, USA
As a Senior Project Engineer, you'll be responsible for promoting site and office safety, and assist the Project Management team in the planning, coordinating, and administration of their assigned job to ensure the work is completed on time, within budget, while adhering to Webcor's quality standards. ESSENTIAL DUTIES AND FUNCTIONS Promotes and adheres to safety best practices on the jobsite. Assists the Project Manager and team members in the planning, coordination, and administration of assigned projects/scopes of work. This includes areas such as RFI's, submittals, contracts, change orders, purchasing, scheduling, and progress reports. Assists in bidding and buyout activities such as scope delineation, scope letter development, bidder outreach, and bid leveling. Reviews field inspection reports and communicates deficiencies to supervisor and responsible Superintendent. Responsible for record drawings, including review and posting of document changes. Creates and...
Ra
Oct 18, 2025
Full time
Senior Project Engineer, HVAC Control System
Ramboll Los Angeles, CA, USA
Company Description Control System Engineer Valhalla, USA-NY or Los Angeles, USA-CA Full-time Job Description At Ramboll, you will find a dedicated group of professionals that are pioneers and leaders in Data Center Strategy, Planning, Design, Integration, Commissioning and Testing with Experience working in thousands of data centers in the U.S. territory and across the globe. We provide a broad set of services for enterprise, institutional, webscale, service provider and colocation companies. Our team of consultants assist clients in understanding how to bring data closer to their own customers, bringing all components of IT and the facility together, and enable rapid deployment of a solution that achieves critical objectives. We believe we are strongly positioned to create flexible environments that can easily adapt to changes and disruptions -- while eliminating risks and creating efficiencies. This career-growth minded opportunity offers exciting projects with...
UA
Sep 24, 2025
Full time
Senior Line Engineer
United Airlines, Inc. Los Angeles, CA, USA
Description At United, we have some of the best aircraft in the world. Our Technical Operations team is full of aircraft maintenance technicians, engineers, planners, ground equipment and facilities professionals, and supply chain teams that help make sure they're well taken care of and ready to get our customers to their desired destinations. If you're ready to work on our planes, join our Tech Ops experts and help keep our fleet in tip-top shape. Job overview and responsibilities Senior Line Engineers are part of a service engineering team that provide 24/7 engineering technical support for United Airlines Worldwide fleet of operational aircraft to ensure the timely return to service. Provide engineering support for a wide range of aircraft systems, maintenance programs, engines as well as operational engineering functions. Studies, analyzes, and seeks solutions to problems related to the design, operation, maintenance, performance, modification, or repair of aircraft,...
MR
Aug 28, 2025
Full time
Senior Electrical Engineer
$130,000 - $150,000 yearly
Miso Robotics Los Angeles, CA, USA
Our Company Miso is transforming the restaurant industry with Flippy, an AI-powered kitchen robot that automates dangerous fry station operations. A leader in kitchen automation, AI, and robotics, Miso has raised over $150 million via equity crowdfunding and has successfully installed Flippy, our flagship product, at Tier 1 restaurant brands. With a new leadership team, including a CEO with a track record of successful exits, and a strategic investment from Ecolab, Miso is poised for scale. The company is building a world-class team. We offer competitive compensation, accelerated growth opportunities, the ability to make an outsized impact on an industry, and free snacks cooked by our in-house AI Powered robot chef, Flippy. Benefits We Offer Company equity Flexible vacation Comprehensive benefits 401K plan Accelerated growth opportunities Free snacks from our robot chefs The Role As a Senior Electrical Engineer, you will work closely with integrated product teams as...
RD
Aug 25, 2025
Contractor
Electronics Engineer / Freelance
RKS Design, Inc. Los Angeles, CA, USA
Job Description About Us: RKS has been at the forefront of Industrial Design in the United States for the last 40 years. We have built a reputation for delivering full-spectrum product design and development services-creating meaningful innovation across industries, from medical devices and consumer electronics to wearables and home goods. Our cross-functional approach integrates design, engineering, and human-centered thinking to produce award-winning products that drive emotional connection and market success. Job Summary: We are seeking a highly skilled and experienced Electronics Engineer to consult on a freelance basis with our interdisciplinary team. This role requires a hands-on, systems-level thinker who can architect and implement electronic subsystems within a variety of product categories. The ideal candidate will collaborate closely with mechanical, software, and industrial design teams to develop elegant, functional, and manufacturable products from concept...
PI
Dec 15, 2025
Full time
Aerospace Component Manufacturing - Senior Tooling Design Engineer
PPG Industries, Inc. Los Angeles, CA, USA
Aerospace Component Manufacturing - Senior Tooling Design Engineer Sylmar, CA Are you a Tooling Design Engineer who is ready for your career to take flight? Look no further than PPG! We are seeking a highly motivated and capable Engineer who can use their experience to be an immediate impact on the Tooling/Engineering group. The Aerospace Component Manufacturing - Senior Tooling Design Engineer supports the design and development of tooling solutions that sustain production, improve cycle times, and assist in new product introduction (NPI) at our Sylmar, CA site. The primary focus is 3D CAD design, modeling, and engineering of tooling components, while also learning to manage multiple designs, jigs, fixtures, molds, and other tooling elements simultaneously. This role requires wearing multiple engineering hats-from upstream process review and defining technical requirements to downstream quality, inspection, tool validation, and buy-off. The position also emphasizes variable...
PI
Oct 11, 2025
Full time
Aerospace Component Manufacturing - Tooling Design Engineer
PPG Industries, Inc. Los Angeles, CA, USA
Aerospace Component Manufacturing - Tooling Design Engineer Sylmar, CA Are you a Tooling Design Engineer who is ready for your career to take flight? Look no further than PPG! We are seeking a highly motivated and capable Engineer who can use their experience to be an immediate impact on the Tooling/Engineering group. The Aerospace Component Manufacturing - Tooling Design Engineer supports the design and development of tooling solutions that sustain production, improve cycle times, and assist in new product introduction (NPI) at our Sylmar, CA site. The primary focus is 3D CAD design, modeling, and engineering of tooling components, while also learning to manage multiple designs, jigs, fixtures, molds, and other tooling elements simultaneously. This role requires wearing multiple engineering hats-from upstream process review and defining technical requirements to downstream quality, inspection, tool validation, and buy-off. The position also emphasizes variable workflow...
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