Windows Server Admin - Security Cleared, On-Site

Lawrence Livermore National Laboratory; Livermore (CA); On-site; USD 125,000 - 186,000; Full time

Benefits offered by this job

Flexible schedules

Relocation assistance

Education reimbursement

401(k)

Job summary

Lawrence Livermore National Laboratory is seeking a Windows Systems Administrator to provide advanced technical support for enterprise Windows systems in a safety-conscious, fast-paced IT operations environment. This full-time on-site role sits in the IT Operations (ITO) Division and covers upgrades, disaster recovery, and security compliance across enterprise services.

The position requires strong Windows expertise, experience with PowerShell scripting, and the ability to guide Tier 1/2 staff

Qualifications

• Active DOE Q clearance (or Top Secret) with SCI access.
• Bachelor’s degree in a computer-related field, or equivalent combination of education, training and experience.
• Substantial experience administering Windows Server environments, including Active Directory, DNS, Group Policy, and related infrastructure.
• Extensive experience troubleshooting complex Windows infrastructure and enterprise services, or equivalent senior support role.
• Ability to independently prioritize work, manage multiple assignments, and resolve complex technical problems.
• Strong interpersonal, verbal, and written communication skills, with the ability to work independently and collaborate with multidisciplinary teams.

Responsibilities

• Perform advanced troubleshooting and administration for Windows Server, Active Directory, DNS, Group Policy, authentication, and related system integrations.
• Install, configure, maintain, patch, harden, and secure Windows servers and supporting infrastructure services.
• Administer enterprise backup systems, including job monitoring, failure remediation, restore operations, retention management, and recovery validation.
• Analyze complex incidents, identify root causes, implement corrective actions, and document resolutions.
• Develop and maintain PowerShell scripts and utilities to automate administration, monitoring, reporting, and support processes.
• Support cybersecurity operations, including account management, access controls, vulnerability remediation, system monitoring, compliance activities, and preparation of technical artifacts for ATO activities.
• Provide technical guidance and escalation support to Tier 1 and Tier 2 staff, and maintain accurate SOPs, knowledge articles, and system documentation.
• Participate in infrastructure upgrades, migrations, disaster-recovery and business-continuity exercises, datacenter operations, and operational improvement projects across Corporate and Isolated Networks.
• Perform other duties as assigned.

Skills

Windows Server

Active Directory

DNS

Group Policy

Troubleshooting

Communication

Education

Bachelor's degree in computer-related field

Tools

PowerShell

Job description

Lawrence Livermore National Laboratory is seeking a Windows Systems Administrator to provide advanced technical support for enterprise Windows systems in a safety-conscious, fast-paced IT operations environment. This full-time on-site role sits in the IT Operations (ITO) Division and covers upgrades, disaster recovery, and security compliance across enterprise services.

The position requires strong Windows expertise, experience with PowerShell scripting, and the ability to guide Tier 1/2 staff