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Principal Enterprise Wide Applications Analyst
CORP-Corporate Office
Remote, United States
At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological…
Added just now
Mission Assurance Manager 3
SP - Orbital Space Systems
United States
…and quest for exploration are welcome. As a Mission Assurance Manager – Level 3 your role at Dulles, VA will be pivotal in supporting missions critical to national and global security.…
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Architectural Facilities Engineer - Level 3 or 4
CORP-Corporate Office
United States
…projects that support both sustaining infrastructure and new program facility requirements on site at our Clearfield, Utah…
Added 1 min ago
Emerging Store Manager
Walgreens
BARABOO, WI
Successfully completes Store Manager learning and development program. Completes all required learning and development courses, certification, and any training assigned by Store Manager,…
Added 1 min ago
Emerging Store Manager
Walgreens
KNOXVILLE, TN
Successfully completes Store Manager learning and development program. Completes all required learning and development courses, certification, and any training assigned by Store Manager,…
Added 1 min ago
Computer Systems Analyst 2 - 20686 - Roy Utah
CORP-Corporate Office
United States
Assist in maintaining security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
Added 1 min ago
Chief Engineer Level 5 - Linthicum
CORP-Corporate Office
United States
At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology…
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Chief Engineer Level 6 - Linthicum
CORP-Corporate Office
United States
Support the program manager risk and opportunity management by identifying and owning risks associated with system performance.
Added 1 min ago
Manager Supply Chain 1
CORP-Corporate Office
United States
Northrop Grumman is seeking experienced and motivated professionals for the role of a Manager of Supply Chain I with experience in supply chain management, or related fields, to include…
Added 1 min ago
Advanced Ammo Production Engineer (Level 2 or 3)
DS - Armament Systems
United States
Reporting to the Engineering Manager, Production Engineering, the Production Engineer will support the development, documentation, maintenance, and continuous improvement of manufacturing…
Added 1 min ago
Industrial Security Manager - Level 2
CORP-Corporate Office
United States
The Industrial Security Manager – Level 2 will serve as a Special Security Manager and oversee all security activities and operations for the special program portfolio, including guiding…
Added 1 min ago
Manager Programs 3 - Autonomy (Research & Advanced Design)
CORP-Corporate Office
United States
…areas of automation, control, AI, and autonomy. The Portfolio Manager will be responsible for program execution oversight ensuring PMs are effectively staffing, steering internal…
Added 1 min ago
Manager Systems Engineering 1
CORP-Corporate Office
United States
We are looking for you to join our team as a Systems Engineering Manager 1, based out of Huntsville, AL. Systems Engineering Management responsibilities include day-to-day communications,…
Added 2 mins ago
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Pharmacy Operations Manager
Walgreens
CIRCLE PINES, MN
- $22.5 to $35.75 USD / hour
…pharmacy department equipment. In collaboration with Pharmacy Manager, responsible for recordkeeping and ensuring security safeguards are…
Added 2 mins ago
Emerging Store Manager
Walgreens
TUCSON, AZ
Successfully completes Store Manager learning and development program. Completes all required learning and development courses, certification, and any training assigned by Store Manager,…
Added 2 mins ago
Program Manager
Clear Channel Airports, Inc.
Virtual, CA
The Program Manager is responsible for the independent leadership, development, and execution of complex, multi-project capital investment programs across the company's airport portfolio.…
Added 2 mins ago
Strategic Account Manager (Evergreen)
Granicus
Remote, United States
…government and the quality of people’s lives. The Strategic Account Manager nurtures and cross sells subscriptions for our Granicus Experience Cloud offering helping local agencies and…
Added 2 mins ago
Associate Manager, Performance Creative Strategist
Weight Watchers
NY
…Weight Watchers is the most studied commercial weight management program in the world, delivered through its No. 1 U.S. doctor-recommended weight-loss program. Its holistic, personalized…
Added 3 mins ago
Principal TPM, Stores BST, StoresSec
Amazon.com Services LLC
Seattle, WA · Herndon, VA
What does security look like when AI agents are writing and rewriting the software behind one of the world's largest retail businesses? Point-in-time reviews can't keep up, and continuous…
Added 3 mins ago
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Staff Pharmacist FT
CVS Health
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- $60 to $73 USD / hour
…care for our patients. In addition to supporting the Pharmacy Manager in leading and directing the pharmacy team, you are accountable for supporting the management, oversight, and operation…
Added 3 mins ago
Surety Program Manager (Hill AFB)
Systems Planning and Analysis
Ogden, UT
…the LGM-35A Sentinel (GBSD) ICBM weapon system. SIG delivers program management, systems engineering, and subject matter expertise to ensure on-time delivery of a safe, secure, and reliable…
Added 3 mins ago
US
General Maintenance 2
University System of Georgia
GA
- From $21.83 USD / hour
…corporate and government partnerships that address health, security, economic and societal concerns locally and across the…
Added 4 mins ago
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Project Manager (EVS)
JOB OPTIONS INC
Fort Irwin, CA
- $70,720 to $76,960 USD / year
SUMMARY: The Project Manager oversees all Environmental Services operations at the VA La Jolla Medical Center, ensuring a clean, safe, and patient-centered environment that meets VA…
Added 4 mins ago
IT Manager
12th Tribe
Los Angeles, CA
The IT Manager owns 12th Tribe's technology end-to-end, from the helpdesk and every device on the team to security, global administration of our core systems and the rollout of AI across…
Added 5 mins ago
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Manager, Studio Security
Hackman Capital
Los Angeles, CA
- $72,000 to $84,000 USD / year
Hackman Capital Partners (HCP) is seeking an experienced and highly motivated Manager, Studio Security to oversee day-to-day security operations at an assigned studio facility in the Los…

LLNL

Senior Mechanical Engineer

Livermore, CA, United States

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Job details

Posting language: English
Posted: Nov 9, 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

We have multiple openings for Senior Mechanical Engineers to provide engineering design solutions for new and ongoing projects. You will apply technical knowledge in mechanical engineering to develop conceptual ideas into workable and cost-effective solutions that support research and investigations of nuclear materials. Your technical responsibilities will include design, development, fabrication, integration, testing and fielding of new projects and upgrades. This position will report programmatically to a Capabilities Portfolio Manager in the Superblock. This position is in the Defense Technologies Engineering Division (DTED) within the Engineering Directorate. 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 up to one day per week. These positions 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

Provide technical expertise in mechanical and electromechanical design for new projects and capabilities in the Superblock, a DOE nuclear R&D facility.
Conduct research in structural, thermal, hydraulic, or dynamics modeling of mechanical systems.
Produce advanced conceptual and detail designs in support of on-going projects.
Prepare supporting health and safety documentation that is aligned with the Integrated Safety Management (ISM) requirement and participate in design and Management Prestart Reviews.
Coordinate project interfaces and deployment interfacing with other organizations internal and external to the Laboratory.
Lead and/or provide guidance and technical direction to multidisciplinary project teams in a growing, dynamic environment.
Perform other duties as assigned.

Additional job responsibilities, at the SES.4 level

Set broad project vision and strategy and influence technical direction for self and others.
Provide expert capability in highly complex mechanical design and analysis.

Qualifications

Ability to secure and maintain a U.S. Department of Energy (DOE) Q-level security clearance, which requires U.S. citizenship.
Bachelor's degree in mechanical engineering or a related field, or the equivalent combination of education and related experience.
Advanced knowledge of mechanical design.
Significant experience in prototype development and testing, as well as hardware design and analysis.
Ability to devise solutions for unique and complex problems.
Ability and flexibility to reprioritize and change programmatic direction depending on emergent requests.
Significant experience in managing, overseeing, and delivering multiple projects on budget and schedule.
Ability to lead, manage, and mentor junior team members.
Advanced communication skills with proven ability to present concepts and ideas in a clear and coherent manner, both verbal and written for presentation and interaction with other technical staff members.

Additional qualifications at the SES.4 level

Expertise in highly complex mechanical design and analysis and significant experience in project planning and highly complex technical leadership.
Significant experience developing and implementing creative solutions to a diverse range of highly complex problems and leading corrective actions where necessary.
Expert communication, facilitation, and collaboration skills necessary to present, explain, and advise senior management and/or external sponsors and proven record of team building and conflict resolution.

Qualifications We Desire

Master's degree or PhD in Mechanical Engineering or a related field.
Advanced knowledge of systems engineering principles and practices and their application.
An active Department of Energy (DOE) Q-level clearance or active Top Secret clearance issued by another U.S. government agency at the time of hire.

Pay Range $175,530 - $267,060 Annually $175,530 - $222,564 Annually for SES.3 Level

$210,630 - $267,060 Annually for SES.4 Level This is the lowest to highest salary in good faith 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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More about this job

Skills

Mechanical engineering
Research
Provide technical expertise
Mechanical systems
Health and safety
Documentation
Design hardware
Communication skills
Leadership
Collaboration
Team building
Conflict resolution
Engineering principles

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