Environmental & Mechanical Test Group Leader Active Security Clearance Required

We have openings for Environmental & Mechanical Test Group Leaders with responsibilities leading and managing technical activities and groups of professional and technical personnel. You will manage personnel and resources to accomplish the technical and administrative requirements for 1) development and execution of environmental testing including test asset design instrumentation selection fixture design authoring procedures and reporting 2) data processing for analysis of test data development of environmental specifications and system characterization 3) developing and maintaining equipment and facilities capable of performing tests and managing a schedule between multiple stakeholders 4) developing and maintaining team quality standards data archival tools and methodologies used by the Environmental & Mechanical Test Group. Responsibilities will be shared among the Environmental & Mechanical Test Group Leaders. 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 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

• Lead personnel to execute required scope including technical safety and security while providing a stimulating and challenging environment which encourages continual learning improved processes and capabilities and personal growth.
• Oversee the development and execution of environmental tests including vibration shock thermal testing and other unique tests as necessary.
• Provide guidance to personnel in acquiring processing and analyzing data to characterize system behavior and develop environmental specifications in support of Weapon Technologies and Engineering (WTE) Programs.
• Maintain exacting standards of test design and reporting: participate in or lead engineering design reviews; oversee and approve engineering test plans and reports; and maintain unimpeachable quality of test data maintaining traceability to standards as required.
• Foster and uphold the groups reputation for delivering on commitments. Monitor performance required to meet programmatic milestones and deliverables and lead corrective actions where necessary.
• Lead the effort of maintaining test quality standards data archival capabilities and innovative test methodologies.
• Engage in robust communications collaborations and contacts internal and external to LLNL; represent WTE at meetings briefings and committee activities both internal and external to the LLNL and ensure projects status risks and issues are communicated in an effective and timely manner to senior leadership.
• Support activities for hiring and managing a robust and capable workforce.
• Conduct performance management activities for group personnel and support DTED ranking and salary processes.
• Perform other duties as assigned.

Additional job responsibilities at the SEL.5 level 

• Influence strategic technical decisions made by senior management and external customers.
• Mentor staff across the organization including other mentors. Advise across the Nuclear Security Enterprise (NSE) as an expert in weapon design engineering and qualification work.
• Serve as organization spokesperson by Laboratory management and/or external advisor by sponsors. Serve on external scientific or technical committees representing the Laboratory.

Qualifications :

• This position requires 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.
• Bachelors degree in Engineering or related field or equivalent combination of education and related experience.
• Significant experience in environmental testing including: mechanical vibration thermal and shock test techniques; specification of appropriate diagnostics data acquisition and digital signal processing techniques; and environmental test facility operations upgrade and maintenance including the environment producing equipment instrumentation and data acquisition.
• Significant knowledge of nuclear weapon systems the design stockpile-to-target environments and the environment-associated failure mechanisms.
• Effective organizational skills highly advanced knowledge and experience with project management tools and techniques including work planning scheduling cost estimating analyzing and managing financial data and project reporting.
• Significant experience in formal design reviews technical presentations assembly procedures Work Planning and Control and technical reporting.
• Ability to promote and maintain productive relationships across directorates with other laboratories and with personnel from external entities using expert communication and collaboration skills necessary to present explain and advise senior management and/or external sponsors.
• Effective leadership interpersonal skills and supervisory skills to lead personnel and assess performance.
• Ability to travel

Additional qualifications at the SEL.5 level

• Accomplished record in environmental & mechanical testing for nuclear weapons systems.
• Expert communication facilitation and collaboration skills necessary to effectively present explain influence and advise senior management and external sponsors.
• Extensive experience and expert environmental & mechanical testing knowledge to foster advancements that may have impact beyond the Laboratory and the Nuclear Security Enterprise.

Qualifications We Desire

• Masters degree or PhD in Engineering or related field.
• Working knowledge of Laboratory policies and practices and applicable NNSA orders.

Pay Range

$227430 - $346140 Annually
$227430 - $288396 Annually for the SEL.4 level
$272970 - $346140 Annually for the SEL.5 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 employees 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 :

#LI-Hybrid

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  Clearance

  This position requires an active Department of Energy (DOE) Q-level clearance or active Top Secret clearance issued by another U.S. government agency at time of hire. 

  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:  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.

  
  

  Remote Work :

  No

  
  

  Employment Type :

  Full-time