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Experience Level
Entry Level
Qualifications
We are looking for candidates with a Bachelor's degree in Mechanical Engineering or a related field. Ideal candidates will possess strong analytical skills, experience with CAD software, and a passion for problem-solving. Familiarity with optical systems and mechanical design principles is a plus. We welcome recent graduates and those with limited experience who are eager to learn and grow in a collaborative environment.
About the job
Lawrence Livermore National Laboratory is hiring a Mechanical Engineer to work on optomechanical systems. This role contributes to advanced engineering projects that support the lab's research and technology initiatives.
Key responsibilities
Design and analyze optomechanical components and assemblies for a range of research projects.
Collaborate with engineers and scientists from different disciplines to develop systems.
Apply technical expertise to projects that advance laboratory research objectives.
Location
This position is based in Livermore, California.
About Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory is a premier research institution dedicated to solving some of the most pressing challenges facing our nation. With a focus on national security, energy, and environmental sustainability, LLNL offers a vibrant work environment where innovation and creativity are encouraged.
We are looking for enthusiastic Mechanical and/or Electro-Mechanical Design Drafters or Designers to join our team at Lawrence Livermore National Laboratory (LLNL) in Livermore, CA. This role is crucial in supporting both new and ongoing experiments and facilities across various programs at LLNL’s Site 200. You will engage in design and drafting tasks that e…
Join inertia as a Senior Mechanical Design Engineer and be a pivotal part of our innovative team. In this role, you will leverage your expertise in mechanical design to develop cutting-edge solutions for our projects. You will work closely with cross-functional teams to ensure the successful execution of design processes, from concept to production.
Overview:Join our innovative team at inertia, where we are on the forefront of advanced precision mechanical design and system integration. We are looking for a talented Senior Mechanical Technician who thrives in a fast-paced startup environment. This position is perfect for a proactive problem solver who can take initiative, manage multiple tasks, and develop creative technical solutions without requiring step-by-step guidance.Key Responsibilities:Conceptualize and construct mechanical components and assemblies from initial design to prototype.Create, update, and oversee mechanical drawings and documentation to ensure accuracy.Fabricate parts utilizing shop tools, machining techniques, and rapid prototyping methods.Integrate basic electronics and electromechanical systems within mechanical designs.Troubleshoot prototypes efficiently and iterate designs based on feedback.Manage multiple projects and adapt to changing priorities typical of a startup.Develop imaginative and practical solutions to complex technical challenges.Communicate effectively with engineers, founders, and team members to ensure clarity and collaboration.Document design processes, changes, and build operations for team reference.Qualifications:Proven experience as a mechanical technician or in a comparable hands-on role.Strong skills in mechanical design and drafting.Demonstrated experience in fabrication, including machining, soldering, working with pressure systems, and equipment maintenance.Basic understanding of electronics and system integration.Ability to work independently with minimal oversight.Flexibility to switch tasks and take on various roles as required.A strong problem-solving mindset and a commitment to continuous improvement.Excellent communication skills with a focus on thorough documentation.Preferred Qualifications:Experience with CAD software (SolidWorks, Fusion 360, AutoCAD, etc.).Background in prototyping, research and development, or product testing.
We are seeking talented Mechanical Technologists and Senior Mechanical Technologists to join our team at Lawrence Livermore National Laboratory. In these roles, you will play a vital part in supporting ongoing programmatic activities, collaborating with engineers, scientists, and technical staff. Your responsibilities will encompass the design of fixtures and assemblies, setting up and maintaining vacuum systems, operating and troubleshooting equipment, modifying hardware, and engaging in basic fabrication using standard tools and equipment. You will also work with various testing equipment, including digital voltmeters and oscilloscopes. These positions are located within the Materials and Non-Destructive Evaluation (MNDE) Section of the Materials Engineering Division (MED).Note: This role requires full-time, on-site presence due to the nature of the work.The positions will be filled at either level based on the applicant's knowledge and experience, as assessed by the hiring team. Additional responsibilities will be assigned if hired at the Senior level.Your key responsibilities will include:Delivering technical support by applying your fundamental knowledge of fabrication, assembly, installation, and system operation under general supervision.Fabricating and assembling or disassembling mechanical components and systems while adhering to established procedures.Meeting and maintaining qualification criteria in a technical or engineering discipline for programmatic operations and maintenance.Utilizing moderately complex mathematics and geometric concepts to create shop-level drawings for the fabrication of test hardware.Operating machine shop and hand tools to fabricate tooling in support of programmatic experiments.Applying general knowledge of relevant technologies and processes to troubleshoot hardware or system malfunctions.Documenting systems and maintaining experimental records.Performing general facility-related and technical functions, including maintenance, testing, and equipment upgrades.Adhering to written operational and safety procedures, maintaining good housekeeping in experimental, work, and office areas, and performing all tasks in compliance with ES&H, security, and business practice requirements.Carrying out other duties as assigned.At the Senior level (533.3), additional responsibilities will include:Providing advanced technical support for designing and fabricating materials and operations for complex systems with minimal supervision.Engaging in regular, independent interactions with project leaders, scientists, engineers, and technical personnel to evaluate and analyze requirements and processes.Setting priorities and schedules for advanced projects.
Join our dynamic team at Lawrence Livermore National Laboratory as a Heavy Equipment Mechanic. In this pivotal role, you will be responsible for maintaining and repairing a diverse range of heavy machinery and equipment. Your expertise will ensure that our operations run smoothly and efficiently. We are looking for a motivated individual who thrives in a team-oriented environment and possesses a strong work ethic.
Join Lawrence Livermore National Laboratory as a Mechanical Properties Technologist. In this role, you will be pivotal in analyzing and interpreting the mechanical properties of materials, contributing to various scientific and engineering projects that support national security.
Join our dynamic team at Lawrence Livermore National Laboratory (LLNL) as a Mechanical - Structural Analyst. In this exciting role, you will contribute to innovative projects by applying your analytical skills to assess mechanical and structural systems. This position is ideal for recent graduates looking to launch their careers in engineering and contribute to cutting-edge research.
Full-time|$46.26/hr - $46.26/hr|On-site|Livermore, CA
Current Shift Availability:Second Shift hours of 2:00 PM - 10:30 PM, Hourly Wage $46.26/hourGILLIG, a premier manufacturer of heavy-duty transit buses in the United States, is proud to design and construct each bus with dedication and expertise right here in Livermore, California. Our commitment to quality is unparalleled, and we are thrilled to expand our production of the Battery Electric bus, the most advanced zero-emission bus available in the market today.WHY JOIN GILLIG?We are leaders in eco-friendly mobility solutions, including battery electric, hybrid electric, near-zero CNG, and clean diesel transit buses.Our inclusive and family-oriented culture ensures every team member feels valued.With over 135 years of stability and growth in the Bay Area, GILLIG is a thriving organization.We offer competitive compensation that includes company-paid medical premiums, pension, 401(k) plans, and a comprehensive benefits package.ABOUT THE POSITIONWe seek a dedicated Industrial Maintenance Technician, also known as a Journeyperson Maintenance Mechanic. Your responsibilities will include troubleshooting electrical systems, problem-solving, conducting preventive maintenance tasks, repairing equipment, and fabricating components essential for maintaining our facility and manufacturing equipment. Familiarity with PLCs, VFDs, conveyors, grinders, fans, tools, and heavy machinery is required. You should be adept at reading and interpreting mechanical and electrical diagrams as well as technical repair manuals. Additional maintenance duties may be assigned to enhance overall plant productivity and safety.Oversee the maintenance and repair of processing and manufacturing equipment, such as air compressors, conveyors, industrial fans, electric motors, electric/pneumatic tools, gearboxes, etc.Communicate effectively with colleagues verbally and in writing.Interpret mechanical and electrical prints, diagrams, and technical repair manuals.Possess knowledge of process automation equipment, including proximity switches, transformers, relays, limit switches, HMIs, and PLCs in a manufacturing environment.
Full-time|$45.26/hr - $46.26/hr|On-site|Livermore, CA
Current Shift Availability:First Shift hours of 5:00 a.m. - 1:30 p.m., Hourly Wage $45.26/hourSecond Shift hours of 2:00 p.m. - 10:30 p.m., Hourly Wage $46.26/hourGILLIG is the premier manufacturer of heavy-duty transit buses in the United States. From the initial design phase to final assembly, each GILLIG bus is crafted by dedicated professionals in Livermore, California. Our buses are celebrated for their superior quality and reliability. We are thrilled to ramp up the production of our Battery Electric bus, the most advanced zero-emission bus available today.WHY JOIN GILLIG?Leader in eco-friendly mobility solutions, offering battery electric, hybrid electric, near-zero CNG, and clean diesel transit buses.Known for our inclusive, family-oriented workplace culture.A stable and successful organization, operating in the Bay Area for over 135 years!Competitive compensation package, including company-paid medical premiums, pension, 401(k) plans, and additional comprehensive benefits.ROLE OVERVIEWWe are seeking a skilled Industrial Maintenance Technician, also referred to as a Journeyperson Maintenance Mechanic, to join our team at GILLIG. Responsibilities include troubleshooting electrical systems, performing preventive maintenance, conducting repairs, and fabricating components necessary to keep our facility and manufacturing equipment running smoothly. This encompasses PLCs, VFDs, conveyors, grinders, fans, tools, and heavy machinery. A successful candidate must be able to read and interpret mechanical and electrical schematics and technical manuals. Additional maintenance tasks will be performed as necessary to enhance overall plant productivity and safety.Responsible for the upkeep and repair of processing and manufacturing equipment, including air compressors, conveyors, industrial fans, electric motors, and pneumatic tools.Effective communication and teamwork skills are essential to collaborate with various departments.
Role overview The Mechanical Engineering Lead at Lawrence Livermore National Laboratory guides a team of engineers working on the design, development, and implementation of advanced mechanical systems. This position is based in Livermore and plays a key part in ensuring projects meet strict performance and safety standards while supporting important research initiatives. What you will do Lead and mentor a group of mechanical engineers throughout project lifecycles. Oversee the design and execution of mechanical systems for complex applications. Manage projects from initial concept through to final delivery. Verify that all engineering solutions comply with safety and performance requirements. Contribute technical expertise and project leadership to support ongoing research efforts. Requirements This role requires experience in leading engineering teams, a strong background in mechanical system design, and a commitment to upholding safety and performance standards on critical projects. Working at Lawrence Livermore National Laboratory Lawrence Livermore National Laboratory is known for its work in science, engineering, and national security. Mechanical engineers here contribute to technology advancements and support research that has a broad impact.
Overview:Join Inertia as we seek talented Optical - Mechanical Engineers dedicated to enhancing the design and testing capabilities of high-power laser systems for our pioneering fusion energy program. Our goal is to develop the world's highest average power pulsed lasers, which will serve as the 'unit cell' of our future power plant. Collaborating with industry leaders, government entities, and academic institutions, we aim to construct a demonstrator beamline that achieves 10 kJ at 10 Hz with a 10% wall-plug efficiency, utilizing cutting-edge diode-pumped solid-state laser technology (DPSSL).Initially, you will be responsible for creating test stands for various system components, including optical and thermal evaluations of the amplifier, testing pulsed semiconductor laser diode arrays, assessing high damage threshold optics, and developing manufacturing methods for a diverse array of optical components.Primary Responsibilities:Your role will encompass some or all of the following:Design innovative, highly stable opto-mechanical systems for advanced high-power, high-energy laser systems.Conduct comprehensive opto-mechanical analyses to enhance pointing stability, mitigate thermal drift, and address mounting stresses.Implement heat flow, stress, and birefringence analyses using finite element analysis (FEA) and computational fluid dynamics (CFD) tools such as COMSOL and Abaqus.Generate detailed drawings with SolidWorks to facilitate the development and procurement of optical and mechanical components.Devise test plans for thorough evaluation of your designs.Collaborate with optical and systems engineering teams to deliver cohesive, integrated designs.Qualifications:Bachelor's or Master's degree in Mechanical Engineering, Optical Engineering, or a related discipline.Proven design experience with precision opto-mechanical products.Expertise in CAD and design-for-manufacturing methodologies.Practical experimental and prototyping skills.Salary & Benefits:The salary range for this position is $120,000 - $225,000. Actual compensation will be determined based on skills, experience, and education.We offer competitive compensation along with an exceptional benefits package, which includes medical, dental, and vision plans, company-paid holidays, a matching 401(k) plan, and more!
Join our innovative team at Lawrence Livermore National Laboratory as a Mechanical Technologist/Sr. Mechanical Technologist specializing in Nuclear Materials Engineering. This dynamic role involves utilizing your mechanical engineering expertise to contribute to critical projects that support national security and scientific advancement. You will collaborate with a skilled team to develop and implement engineering solutions, ensuring that our nuclear materials programs are efficient, safe, and compliant with regulatory standards.
Full-time|$75K/yr - $130K/yr|On-site|Livermore, CA
About GILLIG LLC GILLIG LLC designs and manufactures transit buses in Livermore, CA, serving communities across the United States. The company is known for its focus on environmental sustainability and social responsibility, with a strong reputation for quality, reliability, and service. All GILLIG buses are designed and built in-house, supporting the shift to zero-emission vehicles. Why Join GILLIG? Pioneers in eco-friendly mobility with battery electric, hybrid electric, near-zero CNG, and clean diesel transit buses Team-oriented, inclusive culture that values collaboration Over 132 years of stability and growth in the Bay Area Flexible schedules based on project needs Competitive compensation, company-paid medical premiums, a strong retirement plan, and a comprehensive benefits package Engineering at GILLIG The Engineering team develops and customizes heavy-duty, clean-technology transit buses. Engineers contribute to every stage, from initial design and analysis to testing, launch, and troubleshooting. The Mechanical Engineering group focuses on mechanical systems and components, such as chassis, HVAC, interior layouts, and powertrain integration. Team members work closely with other departments to meet regulatory standards, resolve production challenges, and deliver efficient, cost-effective designs. Role Overview: Mechanical Engineer - Interiors This position supports senior engineers in the design and industrialization of transit bus components, with an emphasis on interiors. The Mechanical Engineer will contribute to decisions at the vehicle, system, and component levels, working alongside experienced colleagues. Key responsibilities include providing engineering support, performing design analysis, and participating in the product development process for GILLIG's evolving bus lineup.
Overview:Inertia is on the lookout for talented Mechanical Engineers passionate about revolutionizing target fabrication for our cutting-edge fusion program. This role entails the design and optimization of precise assembly, bonding, and alignment processes for high-strength target components.Primary Responsibilities:Design and engineer tooling and fixtures aimed at precision target fabrication and assembly.Collaborate closely with materials scientists and process engineers to enhance target integrity and production efficiency.Conduct mechanical testing and reliability evaluations of bonding and assembly techniques.Assist in the development of automation systems for the mass production of fusion targets.Engage with vendors, external partners, and internal stakeholders to qualify materials and components.
Full-time|$75K/yr - $130K/yr|On-site|Livermore, CA
Location: Livermore, CA About GILLIG GILLIG LLC is a leading manufacturer of transit buses in the United States. Our buses help drive environmental and social progress in communities nationwide. We design and build every GILLIG bus at our Livermore, California facility, from concept through final assembly. As the industry moves toward zero-emission vehicles, GILLIG continues to earn recognition for quality, reliability, durability, and customer support. Why Join GILLIG? Work with a team advancing sustainable mobility through battery electric, hybrid electric, near-zero CNG, and clean diesel buses. Inclusive, family-oriented workplace culture. Over 132 years of history and stability in the Bay Area. Flexible scheduling options, depending on project needs. Competitive pay, company-paid medical premiums, a strong retirement plan, and comprehensive benefits. Engineering at GILLIG The Engineering department develops, customizes, and configures clean technology heavy-duty transit buses. Our work connects communities, eases congestion, and supports sustainability. Engineers at GILLIG contribute to design, analysis, testing, launch, and troubleshooting across a range of technical areas. The Mechanical Engineering team handles the design, development, and optimization of mechanical systems and components. This includes chassis, HVAC systems, interior layouts, and powertrain integration. The team focuses on safety, durability, and performance, and works closely with other departments to meet regulatory standards, address production challenges, and deliver cost-effective solutions for heavy-duty transit buses. Role Overview: Mechanical Engineer – Body & HVAC This Mechanical Engineer position supports senior engineers in the design and industrialization of components for GILLIG’s evolving product line. The role offers a chance to influence vehicle, system, and component design decisions while working alongside experienced engineers. Key responsibilities include: Assisting with transit bus design projects. Supporting the development of components and systems, with a focus on body and HVAC. Helping to resolve technical challenges as they arise. Contributing to innovative design solutions for GILLIG buses.
Lawrence Livermore National Laboratory is hiring a Mechanical Engineer to work on optomechanical systems. This role contributes to advanced engineering projects that support the lab's research and technology initiatives. Key responsibilities Design and analyze optomechanical components and assemblies for a range of research projects. Collaborate with engineers and scientists from different disciplines to develop systems. Apply technical expertise to projects that advance laboratory research objectives. Location This position is based in Livermore, California.
Full-time|$75K/yr - $130K/yr|On-site|Livermore, CA
Location: Livermore, CA About GILLIG GILLIG LLC manufactures transit buses in the United States, with every vehicle designed and built in Livermore, CA. The company focuses on quality, reliability, and durability, supporting the shift toward zero-emission vehicles and sustainable mobility. GILLIG’s buses serve communities across the nation, helping reduce congestion and promote greener transportation. Why Join GILLIG Leader in sustainable mobility, offering battery electric, hybrid electric, near-zero CNG, and clean diesel transit buses Inclusive, family-oriented company culture Stable, growing organization with over 132 years in the Bay Area Flexible work schedules based on project needs Competitive compensation, company-paid medical premiums, a generous retirement plan, and comprehensive benefits Engineering at GILLIG The engineering team develops and customizes clean technology heavy-duty transit buses. Engineers work across design, analysis, testing, launch, and troubleshooting, collaborating with cross-functional teams to deliver reliable vehicles that meet high standards and regulatory requirements. Mechanical Engineering Focus The Mechanical Engineering department designs and optimizes mechanical systems and components such as chassis, HVAC, interior layouts, and powertrain integration. The team works to ensure safety, durability, and performance, while troubleshooting production issues and delivering cost-effective solutions for heavy-duty transit buses. Role Overview: Mechanical Engineer – Powertrain & Structures This Mechanical Engineer position supports senior engineers in the design and industrialization of components for GILLIG’s evolving product line. The role involves contributing to design decisions at the vehicle, system, and component levels. Key responsibilities include: Providing engineering assistance throughout the design process Resolving technical issues as they arise Supporting the development of innovative design solutions for powertrain and structural components Mechanical Engineers at GILLIG collaborate closely with other teams to ensure every bus meets performance and safety standards.
Full-time|$75K/yr - $130K/yr|On-site|Livermore, CA
GILLIG LLC designs and manufactures transit buses at its Livermore, CA facility, building each vehicle from initial concept through final assembly. The company is recognized for its commitment to quality, reliability, and service, and is a leader in advancing zero-emission vehicles for sustainable mobility in the U.S. market. The Mechanical Engineer - Production Liaison works within the Liaison Engineering team, which bridges the gap between design and manufacturing. This group ensures that new and existing bus designs move smoothly into and through production, supporting both ongoing product lines and the introduction of new models. Team members include mechanical, electrical, vehicle controls, and industrial engineers, as well as production support technicians. Role overview This position provides hands-on technical support to engineers and technicians who assemble GILLIG’s heavy-duty transit buses. The Mechanical Engineer focuses on optimizing mechanical components and improving production processes. The work directly impacts the efficiency of assembly and the quality and reliability of the finished buses. What you will do Support the assembly of transit buses by addressing technical challenges on the production floor Work to optimize components and streamline manufacturing processes Collaborate with design and production teams to ensure efficient introduction of new designs Contribute to continuous improvement efforts that enhance product quality and reliability Why GILLIG Develops battery electric, hybrid electric, near-zero CNG, and clean diesel buses for sustainable transit Inclusive, family-oriented workplace culture Over 132 years serving the Bay Area, with steady growth Flexible work schedules based on project needs Competitive pay, fully paid medical premiums, strong retirement plan, and comprehensive benefits
We are excited to announce an opportunity for a Metallographer Technician/Senior Technician (Mechanical Technologist) within the Materials and Non-Destructive Evaluation Section at Lawrence Livermore National Laboratory (LLNL). In this role, you will play a crucial part in supporting various programmatic initiatives, collaborating with engineers, scientists, and technical personnel to offer technical expertise in the characterization of a diverse range of materials. You will utilize advanced optical microscopy, established surface preparation techniques, and measurement methods to analyze microstructural features of various metal alloys and materials.Your responsibilities will include sample preparation, digital optical microscopy, hardness testing, and other relevant techniques. This position is situated within the Materials Engineering Division (MED) of the Engineering Directorate.Note: This role requires full-time on-site presence due to the nature of the work.This position may be filled at either level based on your knowledge and relevant experience as assessed by the hiring team. Additional responsibilities will be assigned if hired at the senior level.
Lawrence Livermore National Laboratory (LLNL) is seeking a Mechanical and Structural Analyst in Livermore. This position centers on contributing to projects that push the limits of engineering and technology. Role overview The Mechanical and Structural Analyst will participate in technical efforts that require creative problem-solving and a strong grasp of engineering fundamentals. Assignments may involve analyzing mechanical systems, evaluating structural performance, and supporting the development of advanced solutions. Key responsibilities Work on projects that explore new approaches in mechanical and structural engineering. Apply analytical methods to assess system performance and reliability. Collaborate with multidisciplinary teams within LLNL. Location This role is based on-site in Livermore, California.
