Cloud and Application Infrastructure Systems Engineer

Security Clearance: Anticipated DOE Q clearance (requires U.S. citizenship and a federal background investigation) Drug Test: Required for external applicant(s) selected for this position (includes testing for use of marijuana), We have an opening for a Cloud and Application Infrastructure Systems Engineer. You will architect, implement, and administer the cloud and application infrastructure required to support enterprise applications across the Laboratory’s business services and programmatic missions. This position is in the Enterprise Infrastructure Services (EIS) Division in the Computing Directorate, supporting the LivIT Program.

This position offers a hybrid schedule, blending in-person and virtual presence. You will have the flexibility to work from home one or more days per week.

You will

• Architect and implement highly available application infrastructures required to support enterprise IT service delivery.
• Leverage systems programming expertise to automate and manage service orchestration, monitoring, configuration management, security, and patch management of application infrastructures and services.
• Collaborate with customers, IT managers, developers, team members, systems administrators, database administrators, and security administrators to jointly develop highly available application infrastructures & services that meet business & programmatic needs.
• Manage systems architecture throughout their systems development lifecycles, including risk analysis, capacity planning, highly available systems architecture and design, development, quality assurance, documentation, standards enforcement, implementations and upgrades, security compliance & vulnerability remediation, and performance monitoring.
• Operationally support application infrastructure technologies (For Example: Java Play, Oracle WebLogic, Apache, Tomcat, IIS, Gitlab, Atlassian, Terraform, Ansible, load balancers, API gateways, Docker, or Kubernetes/AWS EKS), and various enterprise commercial off the shelf (COTs) stacks.
• Provide superior problem remediation support within the application tier environments in support of negotiated Service Level Agreements (SLA’s).
• Support the transition of our existing virtualized application infrastructures into containerized services to help drive configuration standardization & agility, CI/CD automation & orchestration, and security enhancement objectives.
• Provide solutions to complex problems that require in-depth analysis of tangible and intangible factors and the creative use of established and/or innovative methods in architecting and designing application infrastructures and services.
• Perform other duties as assigned.

• Ability to obtain and maintain a US DOE Q-level security clearance which requires U.S. Citizenship.
• Bachelor’s degree in Computer Science, Software Engineering, Management Information Systems, or related field, or the equivalent combination of education and related experience.
• Significant experience implementing and managing application and cloud service infrastructure; including monitoring, operational support, security, and lifecycle management.
• Advanced experience with systems programming and/or automation tools to create, configure, monitor, and automate the management of complex application infrastructures required to maintain the requisite availability and security posture of deployed services.
• Significant experience collaborating with customers, IT managers, developers, database administrators, systems administrators, and security administrators to jointly create application infrastructure services that meet business requirements.
• Advanced experience with public and/or private cloud services, and UNIX and/or Windows O/S administration, security, and performance tuning.
• Advanced experience managing application infrastructure technologies, such as Java Play, Oracle WebLogic, Apache, Tomcat, IIS, load balancers, API gateways, DockerEE/AWS EKS, or various enterprise commercial off the shelf (COTs) stacks.
• Significant experience architecting and managing application and cloud service infrastructures; including implementation, monitoring, operational support, security, and lifecycle management.
• Advanced communication, facilitation, and collaboration skills necessary to effectively present, explain, and advise senior management and/or external sponsors., * Experience with observability platforms such as Datadog, Dynatrace, AppDynamics, etc.
• Experience leveraging Splunk or equivalent SIEM environment to operationally manage application infrastructure services.
• Experience working in a compliance-driven and secure environment, as well as project management experience with large, enterprise COTs application implementations.

• 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

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.