Jobs in the United States

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Added 3 mins ago
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Windows Systems Engineer
Samsung SDS America
Plano, TX
- $135,000 to $147,000 USD / year
…transformation, data management, cybersecurity, AI, enterprise applications, and digital innovation. Our teams combine deep technical expertise with a collaborative, customer-focused…
Added 3 mins ago
SS
VMWare Engineer
Samsung SDS America
Plano, TX
- $156,000 to $166,000 USD / year
…transformation, data management, cybersecurity, AI, enterprise applications, and digital innovation. Our teams combine deep technical expertise with a collaborative, customer-focused…
Added 3 mins ago
SS
Linux Engineer
Samsung SDS America
Plano, TX
- $156,000 to $166,000 USD / year
…transformation, data management, cybersecurity, AI, enterprise applications, and digital innovation. Our teams combine deep technical expertise with a collaborative, customer-focused…
Added 6 mins ago
ER
Systems Architect - Manning - Information Systems Systems
El Rio Community Health Center
Tucson, AZ
- $47.06 to $77.6 USD / hour
…evaluates, designs, and implements advanced information systems, applications, and networked architectures to support El Rio and the Information Technology department. The SA will work at…
Added 16 mins ago
Forensic Electrical Engineer
Rimkus
Indianapolis, IN
Our electrical engineer provides forensic consulting services requiring electrical engineering expertise for insurance, legal, industrial, and other clients. Assesses and determines the…
Added 16 mins ago
Forensic Electrical Engineer
Rimkus
Detroit, MI
Our electrical engineer provides forensic consulting services requiring electrical engineering expertise for insurance, legal, industrial, and other clients. Assesses and determines the…
Added 20 mins ago
Software Engineer
Aark Connect
Raleigh, NC
…excellence, and teamwork drive success. We are seeking a Software Engineer to join our growing team and contribute to the development of cutting-edge applications using modern Java-based…
Added 20 mins ago
Engineer I, Mechanical Design & Prototype Engineer - Missouri Institute for Defense & Energy
University of Missouri System
MO
The team is growing and we have an outstanding opportunity for an Mechanical Design & Prototype Engineer to join our team. You would work with us in solving wicked challenges in defense,…
Added 20 mins ago
Senior Robotics Engineer
Azalea Robotics Corporation
Berkeley, CA
As a Senior Robotics Engineer at Azalea Robotics, you will own core autonomy software end to end: from the localization, mapping, and steering that drive the mobile bases in our ARC 1…
Added 21 mins ago
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Sales Engineer
BRINC
Seattle, WA
- $134,550 to $164,450 USD / year
We are seeking a highly technical and customer-facing Sales/Solutions Engineer with deep expertise in hardware and software. This role will be a critical technical resource for our sales…
Added 21 mins ago
Senior Infrastructure Engineer, Devops
caldera
Remote, United States
We’re looking for an incredible senior engineer to help us build the future of blockchain scalability.
Added 22 mins ago
CC
Senior Product Engineer
Code Climate
New York City, NY
- $175,000 to $200,000 USD / year
We are looking for a full-stack Senior Product Engineer to join our NYC engineering team with a strong focus on front-end development, product sense, and a passion for creating exceptional…
Added 23 mins ago
Data Engineer
Deep Digital Solutions Group
United States
Job Description: Deep Digital are seeking a highly skilled and experienced Senior Data Engineer with a proven track record in successfully implementing, optimizing, and maintaining the data…
Added 23 mins ago
Lead Application Engineer
Deliberately.ai
San Francisco, CA
We are looking for a Lead Application Engineer to join our team and lead the development of key projects across our application. This senior-level role requires someone who can…
Added 25 mins ago
BA
Full Stack Product Engineer
Babs AI
San Francisco, CA
- $150,000 to $200,000 USD / year
We’re looking for a Full-Stack Product Engineer to help design and build the Babs experience from end to end. You’ll work across the stack, from the interfaces that families touch every day…
Added 26 mins ago
JR
Founding Engineer
JumpStars Rocket Roles
San Francisco, CA
- $130,000 to $200,000 USD / year
We're an early-stage startup working on tools that help developers build better applications with large language models. Our focus is on creating the infrastructure that makes AI…
Added 26 mins ago
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Full Stack Engineer
Talented.co
Bellevue, WA
- $140,000 to $180,000 USD / year
As a Full Stack Engineer, you will be responsible for designing, developing, and maintaining both front-end and back-end components of our web applications. You will work closely with…
Added 27 mins ago
Engineering Manager
Kyoto Fusioneering America
Oak Ridge, TN
…management, and fuel cycle systems for fusion energy and alternative applications. The company supports many of the world’s most advanced private and public fusion programs, collaborating…
Added 28 mins ago
LG
Civil Engineer-P.E
LinQ Global Group
Brambleton, VA
- $120,000 to $150,000 USD / year
We are seeking a Civil Engineer to oversee and expediate commercial, residential, and mixed-use land development projects from conception through completion in Brambleton, VA. Combining…
Added 28 mins ago
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Senior Software Engineer
llm.dev
Remote, United States
- $180,000 to $200,000 USD / year
The Role: Senior Software Engineer (Web Development)
Added 28 mins ago
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Software Quality Engineer
ZipLiens
Franklin, TN
- $77,000 to $104,000 USD / year
Zipliens is looking for a Quality Engineer to join our team and own quality for a product area within the applications we build for the legal industry. After several years of high growth,…
Added 28 mins ago
Associate Director, Power Systems Engineering
Scout Clean Energy
Boulder, CO
o Power Systems Engineer (BESS & Power Conversion Systems)
Added 28 mins ago
Senior Director, Engineering
Scout Clean Energy
Boulder, CO
Added 29 mins ago
Forward Deployed Engineer
Newcode.ai
Chicago, IL
…trust with real client work. We are hiring a Forward Deployed Engineer to do exactly that. This role reports to the Head of Forward Deployed…
Added 29 mins ago
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(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Chicago, IL
- $140,000 to $145,000 USD / year
Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Software Engineer – Emerging Technologies to join our team in your choice of our Chicago, IL; Peoria, IL; Irving, TX; or…

LLNL

Mechanical Test Engineer

Livermore, CA, United States

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Job details

Posting language: English
Posted: Nov 4, 2026

Original job description

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

Defense Technologies Engineering Division (DTED) has multiple openings for Mechanical Test Engineers to support the Environmental & Mechanical Test Group. Under supervision, you will conduct experimental testing on a variety of projects related to environmental testing, modal analysis, health monitoring, aging studies, data acquisition, load testing, general instrumentation and measurement diagnostics. Work supports multiple program areas, including Strategic Deterrence, Global Security, and the National Ignition Facility. This position will report to a DTED Environmental & Mechanical Test Group Leader. Depending on your assignment, this position may offer a hybrid schedule, blending in-person and virtual presence. You may have the flexibility to work from home one or more days per week. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. You will

Design and conduct tests on mechanical and\or diagnostic systems, analyze results, and author reports.
Conduct experimental modal analyses and analyze results in concert with modeling and simulation.
Operate test equipment (shaker systems, shock machines, thermal chambers, etc.) using fundamental knowledge of best test and measurement practices.
Prepare supporting safety and engineering documentation and participate in formal engineering design reviews.
Perform supporting engineering calculations for structural, thermal, and diagnostic systems.
Participate in the detailed design process, component part fabrication and unit assembly.
Provide solutions to problems of limited complexity that require the evaluation of readily identifiable factors using standard techniques and methodologies.
Work as a member of a project team in a dynamic environment.
Interface with peers both internal and external to the organization to plan and execute testing.
Perform other duties as assigned.

Additional job responsibilities, at the SES.2 level

Independently define engineering requirements for structural, thermal, fluidic, and diagnostic systems within assigned project scope.
Generate detailed plans, schedules, and budgets for project activities.
Perform independent technical tasks and projects and support research efforts and select methods, techniques, and evaluation criteria for obtaining results based on analysis of multiple, largely identifiable factors.

Qualifications

Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
Bachelor’s degree in Mechanical Engineering or equivalent Combination of education and experience.
Fundamental knowledge of testing practices and data processing.
Fundamental knowledge and/or experience in one or more of the following areas: vibration and shock measurements, experimental modal and dynamic analysis, general instrumentation (i.e. accelerometers, strain gages, thermo-couples, resistance thermal detectors (RTD’s), capacitance gages, laser vibrometers, pressure sensors, etc.), general data acquisition theory (Nyquist criterion, anti-aliasing, etc.).
Experience using MatLab or other computer programming codes for data manipulation and analysis.
Fundamental knowledge of engineering hardware design and fabrication.
Effective communication skills with proven ability to present technical concepts and ideas in a clear and coherent manner, both verbal and written for presentation and collaboration with other technical staff members.

Additional qualifications at the SES.2 level

Comprehensive knowledge of measurement sensors and an understanding of when to use specific sensors for certain applications
Ability to use independent judgment in determining methods, techniques, and evaluation criteria.
Comprehensive verbal and written communication skills necessary to effectively collaborate in a team environment and present and explain technical information.

Qualifications We Desire

Master’s (MS) or PhD in Mechanical Engineering

Pay Range $121,830 - $185,544 Annually

$121,830 - $154,500 Annually for the SES.1 level

$146,340 - $185,544 Annually for the SES.2 level This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting; pay will not be below any applicable local minimum wage. An employee’s position within the salary range will be based on several factors including, but not limited to, specific competencies, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs. Additional Information

Position Information This is a Career Indefinite position, open to Lab employees and external candidates.

Why Lawrence Livermore National Laboratory?

Included in 2026 Best Places to Work by Glassdoor!
Flexible Benefits Package
401(k)
Relocation Assistance
Education Reimbursement Program
Flexible schedules (*depending on project needs)
Our values - visit https://www.llnl.gov/inclusion/our-values

Security Clearance This position requires a Department of Energy (DOE) Q-level clearance. If you are selected, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. Also, all L or Q cleared employees are subject to random drug testing. Q-level clearance requires U.S. citizenship.

Pre-Employment Drug Test External applicant(s) selected for this position must pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

Wireless and Medical Devices Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession. This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices. If you use a medical device, which pairs with a mobile device, you must still follow the rules concerning the mobile device in individual sections within Limited Areas. Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.

Pre-Placement Medical Exam A job related pre-placement medical examination may be required.

How to identify fake job advertisements Please be aware of recruitment scams where people or entities are misusing the name of Lawrence Livermore National Laboratory (LLNL) to post fake job advertisements. LLNL never extends an offer without a personal interview and will never charge a fee for joining our company. All current job openings are displayed on the Career Page under “Find Your Job” of our website. If you have encountered a job posting or have been approached with a job offer that you suspect may be fraudulent, we strongly recommend you do not respond. To learn more about recruitment scams: https://www.llnl.gov/sites/www/files/2023-05/LLNL-Job-Fraud-Statement-Updated-4.26.23.pdf

Equal Employment Opportunity We are an equal opportunity employer that is committed to providing all with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by applicable laws. Reasonable Accommodation Our goal is to create an accessible and inclusive experience for all candidates applying and interviewing at the Laboratory. If you need a reasonable accommodation during the application or the recruiting process, please use our online form to submit a request.

California Privacy Notice The California Consumer Privacy Act (CCPA) grants privacy rights to all California residents. The law also entitles job applicants, employees, and non-employee workers to be notified of what personal information LLNL collects and for what purpose. The Employee Privacy Notice can be accessed here.

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