Active Directory Administrator

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 an opening for an experienced Active Directory Administrator to help design, automate, secure, and support enterprise-wide Active Directory services in a highly regulated environment. This role is ideal for someone who enjoys combining hands-on operations, platform engineering, and security compliance to support mission-critical computing services. This position is in the Information Technology Solutions (ITSD) Division within the Computing Directorate.

This position requires full-time on-site presence due to the nature of the work.

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

• Perform day-to-day operational support functions, including complex problem isolation and remediation, while exercising sound judgment and a moderate degree of independence.
• Contribute to the development, implementation, testing, and validation of security benchmarks (DISA STIG), including implementing monthly patching and vulnerability remediation.
• Troubleshoot, configure, and maintain Group policies in support of secure enterprise Active Directory operations.
• Integrate applications and services with Entra ID.
• Develop scripting and automation for solutions to common problems and reduce operational overhead.
• Develop and maintain clear technical documentation to support system administration, integration, operations and knowledge sharing.
• Collaborate with engineers, security teams, and other stakeholders.
• Support critical systems off-hours as needed and part of a regular 24/7 on-call rotation.
• Perform other duties as assigned.

Additional job responsibilities, at the 393.2 level

• Manage multiple complex parallel tasks and priorities of customers and stakeholders, ensuring deadlines are met, while leveraging team member skills.
• Leverage tools and develop procedures to improve windows configuration management services and automate various complex tasks.

Qualifications

• Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
• Bachelor's degree in computer science, Computer Engineering or related field, or the equivalent combination of education and related experience.
• Broad experience operating and supporting Microsoft Active Directory in an enterprise setting including the use of PowerShell
• Broad experience administering Windows server environments including deployment, patching, monitoring, backup or repairing.
• Ability to work in a dynamic, technical team environment with competing priorities, tight deadlines and high pressure associated with operating a critical, complex system.
• Broad experience with Azure, Entra ID and cloud security
• Proficient written and verbal communication and strong interpersonal skills, ability to interact with all levels of management and staff as well as outside vendors, contractors, service providers and consultants.
• Ability to work off-hours and On-Call and to respond to service alerts from various monitoring systems (intermittently, either as-needed or as part of a rotation).

Additional qualifications at the 393.2 level

• Highly advanced experience architecting and administering highly redundant and fault tolerant enterprise Windows server environments including deployment, patching, monitoring, backup and repairing.
• Substantial experience with Entra ID operations including identity management and authentication integrations
• Expert knowledge and experience with standard authentication protocols such as SAML, OAuth, or OIDC.

Qualifications We Desire

• Broad experience with monitoring platforms such as SCOM or Splunk.
• Broad experience with MS SQL or other relational databases.
• Experience with applying DISA STIG requirements.

Pay Range

$125,310 - $185,640 annually

$125,310 - $153,444 annually for 393.1

$151,620 - $185,640 annually for 393.2

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 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

#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

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.

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:

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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