LLNL at a glance
llnl.gov- Founded 1952
- Employees 9563
SEC filings mentioning "LLNL": 128 — search EDGAR
Source: Wikipedia

LLNL
Join LLNL as a C++ Software Developer in Livermore, CA, US, where you'll contribute to critical software systems supporting scientific research and national security initiatives. We're seeking a talented developer to design, implement, and optimize C++ applications within our Information Technology team.
About the Role
As a C++ Software Developer at LLNL, you'll play a key role in developing and maintaining high-performance software solutions. This is a full-time position based in Livermore, California, where you'll work on projects that advance our laboratory's mission. You'll collaborate with experienced engineers and researchers to build robust, scalable applications that meet the demanding requirements of scientific computing environments.
Core Duties
- Design and develop C++ applications and software components
- Write clean, efficient, and well-documented code following established standards
- Debug, test, and troubleshoot software systems to ensure reliability and performance
- Participate in code reviews and contribute to continuous improvement of development practices
- Optimize software performance and identify solutions to technical challenges
- Collaborate with cross-functional teams to understand requirements and deliver solutions
Requirements
- Strong proficiency in C++ programming
- Experience with software development and maintenance in production environments
- Knowledge of software engineering best practices and version control systems
- Solid understanding of data structures, algorithms, and system design
- Ability to work effectively in collaborative team environments
- Strong problem-solving and analytical skills
Working at LLNL
Lawrence Livermore National Laboratory is a premier institution dedicated to scientific innovation and technological advancement. Working here means joining a team committed to solving complex technical challenges that matter. You'll have access to world-class computing resources, collaborate with leading scientists and engineers, and contribute to projects with real-world impact in research and security.
Apply Today
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Explore LLNL online
What people say about LLNL
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Recent news
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Aggregated from public discussions and news; opinions are the authors’ own.
Working in Livermore, Alameda County
Weather right now in Livermore, Alameda County: checking… · Local time: · Air quality: · Daylight: · UV index: · Wind:
California is a U.S. state in the Western United States that lies on the Pacific Coast. It borders Oregon to the north, and Nevada and Arizona to the east; it also shares an international border with the Mexican state of Baja California to the south. With over 39 million residents across an area of 163,696 square miles (423,970 km2), it is the largest U.S. state by population and third-largest by
🇺🇸 Relocation safety for US: Exercise Normal Caution — via Warnely, CC BY 4.0
National unemployment rate in US: 4.2% — via World Bank
Recent seismic activity: 1 earthquake (M4.5+) within 200km in the last 6 months — largest M4.6 near 1 km SE of Boulder Creek, CA. via USGS
- Elevation 150m (492 ft)
Source: Wikipedia (state)
Job details above are provided by the employer/source. The sections on this page are compiled from public data sources with AI assistance.
Accommodations: if you need a workplace accommodation to apply for or perform this job, see ADA.gov or EEOC.gov for guidance on your rights and how to request one.
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