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Experience Level
Entry Level
Qualifications
Qualifications:Required:Bachelor's or Master’s degree in Mechanical Engineering, Materials Science, or a related discipline. Proven experience with precision assembly, bonding, or micro-mechanical systems. Exceptional CAD and design-for-manufacturing capabilities. Hands-on experience in experimental methods and prototyping. Preferred:Experience with cryogenic or high-pressure systems. Familiarity with fusion target manufacturing or aerospace hardware assembly. Knowledge in automation, robotics, or metrology systems.
About the job
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.
About Inertia
Inertia stands at the forefront of fusion technology, employing the most direct and scientifically validated approach to commercializing fusion energy. Our efforts build upon the successful achievement of fusion ignition, a process pioneered at the Lawrence Livermore National Laboratory (LLNL) under the U. S. Department of Energy. Through innovative advancements, we aim to transform the future of energy.
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 enginee…
Join us as a Postdoctoral Researcher specializing in precision optomechanical engineering tailored for space applications. Your contributions will play a vital role in pioneering research aimed at developing the next generation of large aperture space telescopes and optical payloads. This role emphasizes precision mechanisms, innovative optomechanical design, and the integration of optical systems into spacecraft. You will be part of the Advanced Space Development group within the National Security Engineering Division at the Engineering Directorate.Full-time on-site presence is required due to the nature of the work.Your Responsibilities:Conduct advanced research in precision engineering, focusing on the design and analysis of high-stability mechanisms, mounts, and structures specifically for space telescopes and optical payloads.Engage in the optomechanical design of telescope subsystems, including mirrors, lenses, mounts, alignment features, and supporting structures, prioritizing thermomechanical stability, vibration tolerance, and launch survivability.Develop and execute analytical and numerical models to forecast system performance under various mechanical, thermal, and dynamic loads.Utilize precision engineering principles to achieve optimal alignment, pointing accuracy, and wavefront stability of optical systems in the challenging space environment.Design and analyze deployment mechanisms, focusing on alignment and actuation of optical elements, particularly for large aperture systems.Employ optical design software (e.g., Zemax, FRED) to validate optical performance and facilitate the integration of mechanical and optical models for comprehensive system evaluation.Contribute actively to the conception, design, and execution of laboratory experiments aimed at validating optomechanical designs, which include alignment procedures, environmental testing, and performance verification.Foster collaboration and communication with engineers, scientists, and physicists involved in space telescope projects, optical payload developments, and spacecraft integration.Assist in developing proposals for the Space Hardware group, defining technical strategies, timelines, and risk mitigation frameworks for precision optical and mechanical systems.Design research initiatives, analyze results, and disseminate findings in peer-reviewed journals or at professional conferences.Travel as necessary to coordinate with research collaborators and conduct field or test site visits.Perform additional duties as assigned.
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!
Role overview Lawrence Livermore National Laboratory (LLNL) is hiring a Senior Technical Coordinator with a background in both electronic and mechanical systems. This position, based in Livermore, centers on managing projects that integrate these two technical areas. What you will do Lead complex projects involving both electronic and mechanical components, ensuring effective coordination throughout each stage. Collaborate with engineers and scientists to maintain seamless operation between interconnected systems. Apply technical knowledge to support research and development efforts on integrated projects. Promote efficiency and maintain technical quality across ongoing work. Team and impact Work alongside a team of experienced engineers and scientists. As Senior Technical Coordinator, contribute hands-on leadership that advances technical progress and supports LLNL's research objectives.
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.
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.
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.
Join the team at Lawrence Livermore National Laboratory (LLNL) as a Spacecraft Systems Engineer. In this pivotal role, you will leverage your engineering expertise to develop and manage innovative spacecraft systems that support our cutting-edge research and technology initiatives. You will collaborate with a diverse team of professionals to design, implement, and optimize spacecraft systems, ensuring their efficiency and reliability in various mission scenarios.
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.
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.
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.
Join the innovative team at Lawrence Livermore National Laboratory (LLNL) as a Control System Engineer. In this role, you will design, develop, and implement control systems that contribute to groundbreaking research in various scientific fields. You will collaborate with multidisciplinary teams to ensure that our control systems are efficient, reliable, and meet high standards of performance.
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
Lawrence Livermore National Laboratory seeks a Mechanical Cognizant Systems Engineer to join its team in Livermore, CA. This entry-level position focuses on supporting mechanical systems within nuclear facilities that play a critical role in national security projects. Role overview This role centers on ensuring the safe and reliable operation of mechanical systems. Responsibilities include monitoring system performance, assisting with maintenance activities, and supporting compliance with safety protocols. Key responsibilities Support day-to-day operation of mechanical systems in nuclear facilities Assist with troubleshooting and resolving technical issues Help maintain safety and operational standards Requirements Entry-level engineering experience or education Interest in mechanical systems and facility operations Commitment to safety and national security objectives
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 encompass electronic and mechanical design, as well as the management of drawings and data for intricate control and diagnostic systems and subsystems. Your contributions will be pivotal to selected programs focused on Modernization, Modification, or Stockpile Systems, operating within the Defense Technologies Engineering Division (DTED) and the Weapon Technologies and Engineering (WTE) Program, under the Strategic Deterrence (SD) directorate.This position necessitates full-time, on-site presence due to the specialized nature of the work involved.We have openings at various experience levels, determined by your knowledge and related experience as assessed by our hiring team. Additional responsibilities (as detailed below) may be assigned if you are hired at a higher level.Your Responsibilities:Deliver mechanical or electro-mechanical drafting and design support to lead designers, engineering teams, and scientific staff, utilizing CAD tools where design parameters and specifications are defined.Conduct basic calculations to aid technical tasks using established engineering formulas.Utilize database management software to process drawings and technical information.Maintain comprehensive systems documentation and experimental records.Produce graphics and technical materials to support design reviews, procedures, and other documentation.Review completed drawings for compliance with LLNL drafting standards and specifications.Perform additional duties as required.Additional Responsibilities at the 534.3 Level:Provide advanced mechanical or electro-mechanical design and drafting support where overall design parameters and specifications have been established.Contribute to preliminary design concepts for hardware, components, and systems, making independent judgments and decisions.Estimate schedules and costs to determine effective methods in design, materials, and time to meet project deliverables, and prepare and present technical materials for design reviews, procedures, and related documentation.
We are excited to announce multiple openings for a Control Systems Engineer at Lawrence Livermore National Laboratory (LLNL). In this dynamic role, you will be instrumental in crafting innovative engineering solutions to develop, implement, and sustain the control systems hardware at the National Ignition Facility (NIF) — the world’s most powerful pulsed laser system that recently contributed to a significant breakthrough in fusion research. With an impressive network of over 60,000 control points throughout the facility, many of NIF's subsystems rely on cutting-edge control technologies.Your contributions will enhance the engineering design, development, and upgrades of hardware systems, thereby improving performance and reliability. This position is housed within the Laser Systems Engineering and Operations (LSEO) Division of our Engineering Directorate.Please note that this position necessitates full-time, on-site work due to the hands-on nature of the responsibilities.This role will be filled at either entry or higher level depending on the candidate's knowledge and experience as assessed by the hiring team. Additional responsibilities will be assigned if the higher level is filled.Your Responsibilities Include:Operating under general direction while adhering to established procedures, utilizing foundational knowledge and standard techniques to address challenges and contribute to project milestones.Providing hardware and software solutions that underpin the definition, design, documentation, assembly, fielding, and maintenance of control systems, including utility systems, safety systems, and laser alignment diagnostics hardware.Engaging in daily activities that involve engineering support for the deployment, activation, commissioning, troubleshooting, and maintenance of control systems of limited complexity, employing standard methodologies.Assisting in the development and maintenance of system requirement specifications and control system designs under the guidance of senior engineers, ensuring alignment with project objectives and standards.Reducing project risks by participating in formal and informal design reviews, offering insights on technical issues, and implementing feedback from senior staff.Maintaining open communication with scientists, engineers, technicians, and designers to foster collaboration, provide updates on assigned tasks, and facilitate communication with end users.Supporting the NIF operations team by troubleshooting facility-related issues and planned work affecting control systems.Participating in the reactive maintenance on-call rotation as required.Performing other duties as assigned.Additional Responsibilities at the SES.2 Level:Working under limited direction with moderate responsibility, leveraging extensive knowledge and exercising independent judgment to determine methods and recommend improvements.
The Senior Mechanical Project Engineer will take a lead role in managing complex engineering projects within the Nuclear Facility at Lawrence Livermore National Laboratory in Livermore. This position centers on guiding projects from initial concept through to completion, with a focus on mechanical systems that meet rigorous safety and performance standards. Role overview This role involves close collaboration with cross-functional teams to design, develop, and implement mechanical solutions. The work supports the Laboratory’s mission in national security and scientific research, requiring both technical depth and strong project management skills. What you will do Lead and manage mechanical engineering projects, overseeing all phases from planning to execution. Work with multidisciplinary teams to deliver systems that comply with strict safety and performance criteria. Apply advanced mechanical engineering principles to solve technical challenges in a nuclear facility setting. Requirements Extensive experience in mechanical engineering and project management. Demonstrated ability to lead complex technical projects. Strong collaboration and communication skills for working with diverse teams.
Join our team at Lawrence Livermore National Laboratory (LLNL) as a Senior Mechanical Engineer. We are seeking talented individuals to contribute to both new and ongoing projects that are critical to national security. You will play a vital role in providing nuclear weapon engineering design expertise, systems engineering, experimental device design, fabrication and assembly, and much more.Your work will involve collaboration with colleagues from various National Laboratories, Production Agencies, the National Nuclear Security Administration (NNSA), and the Department of Defense (DoD).Positions are available within the Defense Technologies Engineering Division (DTED), where we support Strategic Deterrence Programs. Depending on your assignment, this role may offer a hybrid schedule, allowing you to blend in-person work with remote flexibility.These positions can be filled at different levels based on your expertise and experience, and additional responsibilities will be assigned if you are hired at a higher level.Your Responsibilities:Provide technical expertise in mechanical and electromechanical design.Conduct research on structural, thermal, hydraulic, or dynamics modeling of mechanical systems.Create advanced conceptual and detailed designs in support of ongoing projects.Prepare health and safety documentation in line with Integrated Safety Management (ISM) requirements and engage in design and Management Prestart Reviews.Coordinate project interfaces and collaborate with both internal and external organizations.Lead and offer guidance to multidisciplinary project teams within a dynamic environment.Perform other duties as assigned.Additional Responsibilities for SES.4 Level:Establish project vision and strategy, influencing the technical direction for yourself and others.Provide expert capability in complex mechanical design and analysis.
