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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.

We have an opening for a Senior Nuclear Nonproliferation Specialist, who will provide experience and understanding of U.S. nonproliferation policy, international nuclear safeguards, multilateral diplomacy, and civil nuclear cooperation and export controls. The successful candidate will support DOE/NNSA's Office of Defense Nuclear Nonproliferation (DNN) in Washington, D.C.

This position may require the employee to have the flexibility to work overtime, shift, and/or weekends to accomplish goals. The selected candidate will be required to pass various on-site training modules to pursue work assignments.

This position will be filled at the SES.3 or SES.4 level based on qualifications, knowledge, and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned commensurate with the hiring level.

In this role, you will

• Collaborate in the development of strategies and approaches in support of DNN's civil nuclear cooperation and nonproliferation engagement.
• Interact with intra-agency and inter-agency stakeholders on a range of nonproliferation and civil nuclear issues.
• Provide solutions to complex strategic initiatives and conduct policy analysis to anticipate emerging challenges, utilizing all-source information and coordinate inputs from various sets of stakeholders.
• Set specific technical strategy and direction on DNN's efforts to plan and implement senior level engagements, events, and activities including with foreign governments and multilateral organizations. 
• Exert significant influence on technical objectives related to pressing international security issues with complex technical and policy components in the areas of nonproliferation and International Atomic Energy Agency (IAEA) safeguards.
• Perform other duties as assigned.

In addition, at the SES.4 level

• Build, maintain, and enhance relationships with sponsors, customers, and stakeholders to ensure exquisite execution of projects and satisfaction of commitments.
• Lead the development of strategies and approaches in support of DNN's civil nuclear cooperation and nonproliferation engagement.
• Set specific technical strategy and direction on DNN's efforts to plan and implement senior level engagements, events, and activities including with foreign governments and multilateral organizations.

• 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 and the ability to obtain and maintain Sensitive Compartmented Information (SCI) access.
• Bachelor's degree in international relations, science and technology policy, or a related field, or an equivalent combination of education, training, and related experience in U.S. government in the nonproliferation field.
• Advanced experience with DOE/NNSA, including requirements, goals, objectives, and project development.
• Advanced knowledge of the nonproliferation regime, multilateral organizations, and geopolitical dynamics.
• Demonstrated ability to collaborate with interdisciplinary teams, such as LLNL, across DOE Laboratories, and with DOE/NNSA headquarters.

Additional job qualifications, at the SES.4 level

• Expert level experience working at or with NNSA, the Department of State, or other U.S. Government agencies involved in formulation and implementation of international nonproliferation policies and initiatives.
• Subject matter expert knowledge of nonproliferation treaties, export controls, and WMD-related sanctions.
• Expert level experience engaging foreign partners in support of enhancing international and multilateral nonproliferation priorities.

Pay Range

$175,530 - $222,564 Annually for the SES.3 level 

$210,630 - $267,060 Annually for the SES.4 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.  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.

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Position Information

This is a Flexible Term appointment, which is for a definite period not to exceed six years.  If final candidate is a Career Indefinite employee, Career Indefinite status may be maintained (should funding allow).

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 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.  Also, you must have the ability to obtain and maintain Sensitive Compartmented Information (SCI) access.  Please note that your current active Q or Top Secret clearance with DOE or another agency does not guarantee DOE SCI access approval; if you are denied access, you may be subject to reinvestigation of your existing Q or Top Secret Clearance. 

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.

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. 

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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.