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488 lead mechanical project engineer jobs found

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lead mechanical project engineer California
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TS
Mar 28, 2026
Full time
Senior Spacecraft Integration Engineer
Turion Space Irvine, CA, USA
Turion Space is building the autonomous infrastructure required to operate, protect, and sustain the in-space economy. From on-orbit inspection and debris removal to autonomous spacecraft operations powered by Starfire OS, Turion's growth depends on disciplined capital planning, clear financial insight, and strong executive decision support. The Senior Spacecraft Integration Engineer will be responsible for the design, implementation, and continuous improvement of assembly and integration processes for complex spacecraft systems. This role is critical to ensuring our spacecraft are built to the highest standards of quality, reliability, and safety from mechanical integration through electrical assembly. You will work closely with cross-functional teams to resolve manufacturing anomalies, develop and refine processes, and drive efficiency across the production floor. Important Note to Applicants: This role requires prior direct, hands-on assembly and integration experience on...
Ra
Mar 28, 2026
Full time
Advanced Manufacturing Engineer
Ralliant Hollister, CA, USA
Job Description Responsibilities: This individual will be responsible for the concept, specification, and implementation of automated equipment. Applicant must be capable of analyzing current processes to identify critical elements to ensure successful design and implementation of new automated equipment. Essential Functions and Responsibilities: To perform this job successfully, an individual must be able to perform each essential function satisfactorily. Manage equipment specification, design review, installation, and setup into production. Drive machine qualification, including correlation, process capability (CP/CPK), and Gage Repeatability / Reproducibility (GR&R). Create and manage Request for Quotation/Proposal (RFQ/RFPs) detailing automated equipment design requirements, delivery schedule, necessary documentation, and qualification for acceptance both at the machine supplier's facility and the contract manufacturer's factory. Organize and lead...
In
Mar 28, 2026
Full time
Senior Mechanical Engineer I
$150,000 - $180,000 yearly
Innoflight San Diego, CA, USA
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,...
Ar
Mar 28, 2026
Full time
Project Water/Wastewater Pipeline Engineer
$92,530 - $152,675 yearly
Arcadis Remote (Los Angeles, CA, USA)
Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking a Project Water/Wastewater Pipeline Engineer to join our dynamic Water Business Line in either Los Angeles or San Diego, CA. In this role, you will lead and support the planning, design, and construction of water and wastewater pipeline projects for municipal, utility, and private sector clients. We work to protect our natural environment and water resources, while powering our world for future generations. Around the world, we're feeling the effects climate change, rapid urbanization, loss of biodiversity. The rate at which we're seeing...
PG
Mar 28, 2026
Full time
Supervisor, Mechanical Engineering Services and Numerical Analysis
Pacific Gas and Electric Company Danville, CA, USA
Requisition ID # 171236 Job Category: Engineering / Science Job Level: Supervisor Business Unit: Strategy & Growth Work Type: Onsite Job Location: San Ramon Department Summary: The Applied Technology Services (ATS) Engineering staff provides engineering, testing and analysis services and expertise across multiple disciplines to various company organizations to identify, diagnose and solve technical problems. The staff provides consultation and advice to clients to proactively avoid future problems by specifying equipment, materials and methods that are best practices in the industry. Services include inspections, failure analysis, performance assessments, and evaluations on a wide variety of systems and components. The Mechanical Engineering Services (MES) and Numeric Analysis Unit is one of the groups within ATS. This Unit provides inspection, testing, and engineering services to support the PG&E system. MES work includes performing plant condition and performance...
WM
Mar 28, 2026
Full time
Lead Commissioning Engineer
$140,000 - $170,000 yearly
Wunderlich-Malec Auburn, CA, USA
Wunderlich-Malec Engineering (WM) is a 100% employee-owned ESOP and one of the largest and most well-established engineering companies in the United States. When you join WM you become part of a company that is: 100% employee-owned with 40+ years of industry history ENR (Engineering News Record) Top 500 firm Rated as a top System Integrator Giant We have a Lead Commissioning Engineer opportunity available in Auburn, CA. This person will be responsible for the leading the testing and commissioning of electrical equipment within and electrical substation or generator plant; performing and directing all aspects of electrical testing including, but not limited to, protection relays, circuit breakers, transformers and other substation equipment; and training new engineers/technicians in relay testing, equipment testing and substation commissioning. Ideal Candidate Qualifications Knowledge of programming and testing protection relays from GE, SEL, ALSTOM, SCHNEIDER, SIEMENS,...
WM
Mar 28, 2026
Full time
Lead Commissioning Engineer
$140,000 - $170,000 yearly
Wunderlich-Malec Modesto, CA, USA
Wunderlich-Malec Engineering (WM) is a 100% employee-owned ESOP and one of the largest and most well-established engineering companies in the United States. When you join WM you become part of a company that is: 100% employee-owned with 40+ years of industry history ENR (Engineering News Record) Top 500 firm Rated as a top System Integrator Giant We have a Lead Commissioning Engineer opportunity available in Modesto, CA. This person will be responsible for the leading the testing and commissioning of electrical equipment within and electrical substation or generator plant; performing and directing all aspects of electrical testing including, but not limited to, protection relays, circuit breakers, transformers and other substation equipment; and training new engineers/technicians in relay testing, equipment testing and substation commissioning. Ideal Candidate Qualifications Knowledge of programming and testing protection relays from GE, SEL, ALSTOM, SCHNEIDER, SIEMENS,...
St
Mar 28, 2026
Full time
Senior Electrical Engineer, Industrial Buildings
$117,800 - $176,800 yearly
Stantec San Diego, CA, USA
Job Description Your Opportunity The Senior Electrical Engineer candidate will apply building electrical engineering principles, your superior client service skills, and project management best practices to deliver projects that meet project requirements, exceed client expectations, and meet project financial and other objectives. Working within our thriving Industrial buildings practice, you will contribute to project delivery standards and work processes, provide quality control, workload forecasting, financial performance accountability, and collaboration with other disciplines. Your Key Responsibilities Lead the planning, execution, and delivery of projects, ensuring they are completed on time, within scope, and on budget. Define project scope, goals, and deliverables in collaboration with stakeholders, including healthcare providers, regulatory bodies, and internal teams Develop detailed project plans, timelines, and resource allocations to ensure successful...
Ra
Mar 28, 2026
Full time
Senior Electrical Engineer, Mission Critical Facilities
$96,677 - $132,931 yearly
Ramboll Los Angeles, CA, USA
Company 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, hyperscale and...
FC
Mar 27, 2026
Contractor
Senior Mechanical Engineer
$75.00 - $85.00 hourly
Fresh Consulting Sunnyvale, CA, USA
Fresh Consulting is a design-led, software development and hardware engineering company, offering end-to-end digital services to help companies innovate. We bring together amazing UX designers, sophisticated developers, digital strategists, and top-notch engineers to help companies create fresh experiences that connect humans, systems, and machines. We've been growing fast and need someone to help us continue to manage the delivery of high-quality work in a fast-paced environment. See more at freshconsulting.com Visit freshconsulting.com/portfolio to see our project work across several industries. View and apply to all jobs - https://freshconsulting.applytojob.com/apply/ or visit freshconsulting.com/careers Title: Senior Mechanical Engineer Location: Onsite in Sunnyvale, CA Benefits: Employee benefits at 100% including Medical, PTO, Holiday Pay, 401K Plan and much more! Hours: Minimum 40 Hours/Week Job Description Lead exploration, prototyping, maturing and implementation of...
GS
Mar 27, 2026
Full time
Senior Engineer (Mechanical or Aerospace)
GP Strategies Corporation Los Angeles, CA, USA
Come make an impact in the Public Sector! Join our team to do meaningful work and support high-impact government missions. GP Strategies Government Solutions, Inc. Government Training Solutions | GP Strategies , a wholly owned subsidiary of GP Strategies Corporation, focuses on helping every public sector team unlock its full potential through people performance solutions. Our work directly supports mission critical government agencies, including: Air Force Army Department of Defense (DoD) Department of Health & Human Services (HHS) Department of Homeland Security NASA National Highway Institute (NHI) | Federal Highway Administration (FHWA) State & Local Governments Our Mission is meaningful and powerful: to deliver innovative people performance through off the shelf and custom learning, mission specialists, and technology solutions, building deep partnerships with customers to help them achieve measurable mission and company performance improvements. GP...
AV
Mar 27, 2026
Full time
Mechanical Engineering Sr. Manager
AeroVironment, Inc. San Diego, CA, USA
Worker Type Regular Job Description AV's Titan RF-CUAS Group designs, develops, and manufactures the Titan Counter-Unmanned Aerial System, providing real-time protection for life, property, and sensitive infrastructure from unwanted drones using a non-destructive AI-based approach. Titan systems are deployed across the globe, rapidly expanding the footprint of a technologically innovative solution that addresses all aspects of the user experience. AV is seeking a Mechanical Engineering Sr. Manager to lead our mechanical engineering team and support our growing department. This role is ideal for a mechanically adept engineer with a robust technical background, proven leadership skills, and meticulous attention to detail. The ideal candidate is equally comfortable performing hands-on engineering tasks and managing the development and well-being of direct reports. As Mechanical Engineering Sr. Manager, you will play a dual role: You will be responsible for the...
HE
Mar 26, 2026
Full time
Mechanical Engineer - Mission Critical
$95,000 - $187,000 yearly
Harley Ellis Devereaux Los Angeles, CA, USA
Mechanical Engineer - Mission Critical Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer builds on foundational experience to take independent ownership of portions of project design, documentation, and coordination. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role is trusted to perform mechanical engineering tasks with minimal supervision and supports project delivery from...
HE
Mar 26, 2026
Full time
Mechanical Engineer
$130,000 - $187,000 yearly
Harley Ellis Devereaux Los Angeles, CA, USA
Mechanical Engineer - Mission Critical Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer is a technical expert and design leader responsible for shaping high-performance, integrated mechanical engineering solutions across major and complex projects. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role sets the standard for technical execution, QAQC rigor, and interdisciplinary...
HE
Mar 26, 2026
Full time
Mechanical Engineer
$180,000 - $220,000 yearly
Harley Ellis Devereaux El Segundo, CA, USA
Mechanical Engineer Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer is a technical expert and high-level engineer who experienced in healthcare, responsible for technical execution, design leadership, and interdisciplinary coordination of complex mechanical systems. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role manages major portions of mechanical and plumbing scopes,...
NB
Mar 26, 2026
Full time
Systems Engineer I
$82,012 - $118,917 yearly
Niagara Bottling, LLC Diamond Bar, CA, USA
At Niagara, we're looking for Team Members who want to be part of achieving our mission to provide our customers the highest quality most affordable bottled water. Consider applying here, if you want to: Work in an entrepreneurial and dynamic environment with a chance to make an impact. Develop lasting relationships with great people. Have the opportunity to build a satisfying career. We offer competitive compensation and benefits packages for our Team Members. Systems Engineer I Systems engineering is an interdisciplinary of engineering that focuses on how to design and manage complex engineering systems over their life cycles. Issues such as reliability, logistics, coordination of different teams, evaluation measurements, and other disciplines that becomes more difficult when dealing with large or complex projects. Systems engineering deals with work-processes, optimization methods, and risk management tools in such projects. It overlaps technical and human-centered...
RL
Mar 26, 2026
Full time
Lead, Avionics Manufacturing Engineer
$115,000 - $160,000 yearly
Rocket Lab Corporation Long Beach, CA, USA
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...
Ra
Mar 25, 2026
Full time
Sr. Automation Engineer
Ralliant Hollister, CA, USA
Summary: This individual will plan, design, protype, and assemble custom automated equipment solutions for manufacturing processes. The applicant must be capable of analyzing the layout of equipment, workflow, assembly methods and work force to maximize efficiency; and improving production design for manufacturability. The applicant must research and drive procurement and implementation of components and solutions which may be purchased or developed by external suppliers. Responsibilities: Primary responsibility will be to lead projects in the development and implementation of automation in mechanical and electronics assembly, machining, and inspection processes. This will include design, specification, directing and managing vendors, installation, and qualification of automated Develop and implement improvements to existing automation in mechanical assembly, machining and inspection processes. Manage equipment purchase, installation, programming, and maintenance....
LL
Mar 23, 2026
Full time
Nuclear Facility Senior Mechanical Project Engineer
$175,530 - $267,060 yearly
LLNL Livermore, CA, USA
Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We are seeking a Nuclear Facility Senior Mechanical Project Engineer to provide engineering design solutions for new construction, upgrades to facility mechanical systems (i.e., ventilation, fire suppression, compressed gas, chillers, boilers), and modifications to conventional office and laboratory facilities. You will apply advanced technical knowledge in mechanical...
TR
Mar 22, 2026
Full time
Fluids Engineer
Toyon Research Corporation Goleta, CA, USA
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. Toyon Research Corporation is seeking a talented Fluids Engineer to take immediate ownership of propulsion hardware design as a Responsible Engineer. The Fluids Engineer will be responsible for design, development, and validation of fluid and mechanical systems, as well as technical guidance and mentoring of mechanical and electrical engineers responsible for associated hardware. The Fluids Engineer will be expected to participate in the full lifecycle of the project from the initial concept phase to a production ready design, through flight hardware builds and compliance efforts. Responsibilities: Design, build, and test fluid systems and associated mechanical structures Mentor other engineers on topics including component design, component testing, and systemlevel architecture...
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