Investigative Specialist

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.



We have an opening for an Investigative Specialist in the Security Incident Reporting Office (SIRO). You will conduct investigations of alleged violations concerning the protection of classified or sensitive matter and will interact with all levels of LLNL personnel from a variety of disciplinary fields. This position is in the Information and Personnel Security Division within the Security Organization (SO).

You will

• Evaluate procedures and apply established policies to identify violations involving classified or sensitive matter.
• Respond to potential security incidents reported by employees or other individuals, which may involve potential violations of DOE directives.
• Conduct follow-up inquiries and prepare investigative reports to document investigative activities, findings, and recommendations for other team members and/or Security management.
• Support or conduct investigations under the guidance of a senior investigator.
• Track incidents of security concern through closure, using and maintaining databases.
• Perform other duties as assigned.

• 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.
• Bachelor's degree in a security or related field, or equivalent combination of education and related experience.
• Experience supporting analytical or investigative work, including reviewing data, comparing information, identifying patterns or gaps, evaluating evidence, and preparing reports.
• Analytical, problem solving and decision-making skills necessary to independently recommend appropriate actions and develop solutions.
• Experience exercising a high degree of discretion, sound judgment, and tact in handling sensitive issues.
• Communication and interpersonal skills to effectively present, direct, negotiate, influence and coordinate with all levels of management and staff internal and external to LLNL.
• Proficient with personal computers and associated software, such as Microsoft Word, Excel, PowerPoint, and Adobe Acrobat.

Qualifications We Desire

• Experienced in the use of LLNL's Issue Tracking System (ITS).
• Accreditation in the use of the DOE Safeguards and Security Information Management System (SSIMS).
• Completion of the DOE Conduct of Inquiries and/or DOE Legal Aspects of Inquiries training.
• Knowledge of government orders and regulations, such as, incidents of security concern, classified matter protection control, physical security, and/or protective force.

Pay Range

$95,820 - $117,312

This is the lowest to highest salary range in good faith 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.



#LI-Onsite

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 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.

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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