Senior Systems Engineer
Livermore, CA - USA
Job Summary
We have an opening for a Systems Engineer to drive the adoption of Model-Based Systems Engineering (MBSE) digital requirements management and related digital engineering practices across the Weapon Technologies and Engineering (WTE) Program within the Deterrence Capabilities Group. You will serve as a cross-functional product expert and trusted advisor guiding engineers to adopt and maximize the value of digital engineering tools and processes including discrete requirements management and model-based systems engineering. Collaborating with multidisciplinary teams you will advance MBSE and other digital engineering practices assist in shaping related business processes deliver training and act as a liaison between solution providers and end users to facilitate effective tool adoption and integration advocate for digital engineering adoption and grow communities of practice. This position is in the Deterrence Capabilities Group (DCG) in the Defense Technologies Engineering Division (DTED) supporting the Weapon Technologies and Engineering (WTE) Program.
This position may offer a hybrid schedule which includes the flexibility to work from home up to one day per week after a probationary period. The specifics of the hybrid schedule including the exact number of days required in the office and virtual work options may vary based on the needs of the team and the organization.
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
- Serve as a key liaison between weapon systems engineers and digital solution providers facilitating the adoption and integration of Nuclear Security Enterprise (NSE)-wide digital engineering solutions to establish a unified digital thread.
- Support Strategic Deterrence (SD) in developing MBSE infrastructure and capabilities including defining policies improving processes and delivering training in advanced digital engineering approaches.
- Mentor and train staff in requirements management and MBSE tools techniques and best practices collaborating with DCG System Engineering and Integration (SE&I) WTE and SD Applications Program personnel.
- Contribute in the development of component and subsystem technical requirements including but not limited to performance requirements identification interface management and traceability to verification activities.
- Collaborate with external agencies and partners on joint digital engineering initiatives and integration efforts.
- Advocate for the systems engineering discipline and the adoption of modern digital engineering tools and practices to advance WTE and SD program objectives.
- Ensure effective and timely communication of program risks and requirements to leadership Influencing technical decisions through SE&I activities.
- Represent WTE SD and DTED at meetings briefings and committee activities and perform special assignments as directed both within and outside the Laboratory.
- Perform other duties as assigned.
Additional job responsibilities at the SES.3 level
- Apply advanced knowledge of MBSE digital requirements management and systems engineering practices to provide authoritative opinions and recommendations influencing program and project direction to align with high-level strategic objectives for WTE and SD.
- Lead cross-organizational digital engineering initiatives coordinating interfaces among weapon systems engineers SE&I WTE SD and external NSE partners serving as the primary technical point of contact for selected MBSE and digital engineering efforts.
- Provide overall technical leadership guidance and direction to multidisciplinary teams in developing deploying and maturing MBSE models digital threads and requirements management approaches including advancing state of the art practices and transitioning them into routine program use while balancing customer and partner priorities to meet program milestones.
- Shape and refine digital engineering business processes governance and standards across the WTE Program advising leadership on strategy investment priorities and integration of MBSE and requirements management capabilities into broader program workflows.
- Mentor advise and provide guidance to junior and mid-career staff on MBSE methods digital engineering tools and systems engineering best practices fostering communities of practice and promoting a culture of effective digital engineering adoption.
Qualifications :
- Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
- Bachelors degree in engineering computer science or related field or the equivalent combination of education and related experience.
- Experience with systems engineering practices understanding and broad application of MBSE tools and techniques including hands-on experience developing and maintaining system models.
- Comprehensive knowledge of discrete requirements management tools and other systems engineering tools and techniques for product realization processes including requirements designs functions failure mechanisms risks assessments and verifications.
- Experience with systems engineering tools and techniques product realization processes project work planning scheduling cost estimating analyzing and managing budgets and project controls reporting.
- Ability to promote and maintain productive relationships across directorates with other laboratories and with personnel from external entities.
- Ability to work independently with minimal direction and use independent judgement in determining systems engineering methods and techniques.
- Proficient communication facilitation and collaboration skills necessary to present and explain technical information.
- Experience working independently and responsively to changing priorities and ability to meet deadlines.
Additional qualifications at the SES.3 level
- Advanced experience leading the application of MBSE and digital requirements management in complex multidisciplinary engineering programs including defining modeling strategies guiding model architecture and assuring integration with broader digital engineering ecosystems.
- Demonstrated ability to set technical direction for systems engineering and digital engineering activities across multiple projects or program elements including establishing standards workflows and best practices for MBSE requirements management and digital thread development.
- Proven track record of leading cross-organizational collaborations influencing stakeholders at multiple levels and building consensus among diverse technical teams sponsors and external partners within the NSE or comparable environments.
- Significant experience mentoring and developing staff in systems engineering and MBSE practices including training others to use digital engineering tools effectively and fostering communities of practice that improve organizational capability. Ability to be recognized as a resource in systems engineering and MBSE with a demonstrated ability to provide strategic technical guidance to program and line management contribute to long-range planning and identify and drive opportunities for innovation in digital engineering.
Qualifications We Desire
- Masters degree in engineering computer science or related field.
- Broad knowledge of Laboratory policies and practices and applicable NNSA orders.
- Subject matter knowledge of nuclear warhead engineering assessments and design.
Pay Range
$146340 - $222564 Annually
$146340 - $185544 Annually for SES.2 Level
$175530 - $222564 Annually for SES.3 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 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 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: 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
Key Skills
About Company
Join us and make YOUR mark on the World!Are you interested in joining some of the brightest talent in the world to strengthen the United States’ security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG idea ... View more