Refine Search Clear All

Career Areas

Experience Level

Employment Type



Security Clearance

Keyword Search

Back to open positions

Python Software Developer

Mid-Senior Level | Full-time
Information Technology/Computing | livermore, CA | 10/13/2021

Apply Now  

Company Description

Join us and make YOUR mark on the World!

Are you interested in joining some of the brightest talent in the world to strengthen the United States’ security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place.

We are committed to a diverse and equitable workforce with an inclusive culture that values and celebrates the diversity of our people, talents, ideas, experiences, and perspectives. This is essential to innovation and creativity for continued success of the Laboratory’s mission.

Job Description

Do you loathe doing the same task over and over? Do you enjoy coding in Python and C++? Then we have a Software Development position for you. This position will be an integral part of our team to help build and automate our infrastructure and assist researchers in automating their research applications that leverage cloud native technologies. The system will help to protect the North American energy infrastructure and make it more resilient to threats like extreme weather, wildfires, cyber, and the like. If you are looking to effect change and make an impact from the ground up, keep reading.

We have an opening for a Cloud Software Infrastructure Developer. You will develop and support a robust, scalable, and operational cloud native infrastructure that enables 24x7 operations. This position is in the Global Security Computing Applications Division (GS-CAD) in the Computing Directorate, matrixed to the Global Security Directorate.

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. 

In this role you will 

  • Provide moderately complex computer science and software development support using industry standard software development practices in Python, C, and C++ within Linux, UNIX, and/or Windows environments.
  • Develop RESTful APIs and microservices for various architecture components to interact with data stores, modeling tools and other applications, generate vector tiles, among other features.
  • Automate data ingestion tasks and develop libraries for data analysis.
  • Contribute to the continuous integration and continuous deployment by developing automated unit tests, deployment scripts, and other tools in collaboration with the DevOps team.
  • Participate in the requirements definition, analysis, design, implementation, debugging, testing, and optimization of computer programs on workstations, servers, and cloud-based environments.
  • Collaborate with a diverse development team to share relevant knowledge, opinions, and recommendations.
  • Perform other duties as assigned.

Additional job responsibilities, at the SES.3 level

  • Design, implement, deploy, and maintain complex software systems using advanced object-oriented analysis, design, and programming techniques.
  • Provide solutions to complex problems involving largely identifiable factors.


  • Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
  • Bachelor’s degree in Computer Science, Computer Engineering, or a related field, or the equivalent combination of education and related experience.
  • Experience developing software with Python and C++ using object oriented concepts within Linux and/or Windows environments.
  •  Skilled in all aspects of software project life cycle: feasibility, requirements, design, implementation, integration, test and deployment using Agile methodologies and tools (e.g. Git, Jira, Confluence).
  • Experience designing and developing microservices and managing containerized environments.
  • Broad experience designing and managing databases or implementing software delivery processes.
  • Ability to effectively manage concurrent technical tasks with competing priorities and meet deadlines that are important to project success.
  • Effective interpersonal skills necessary to interact with all levels of personnel with the ability to work independently in a multi-disciplinary team environment.
  • Effective verbal and written communication and collaboration skills to prepare, present, and document technical information. 

Additional qualifications at the SES.3 level

  • Master's degree in Computer Science, Computer Engineering, or a related field, or the equivalent combination of education and related experience.
  • Significant experience providing innovative approaches and applying new technologies to broadly defined tasks and projects.
  • Significant experience applying effective analytical and problem-solving skills to complex problems, as well as experience delivering production quality software.

Qualifications We Desire

  • Knowledge and experience with energy and telecommunications infrastructure.
  • Modeling and simulation tools like HELICS, geospatial analysis tools like ESRI products, or open-source equivalents like QGIS. Significant experience creating and/or modifying deployment files for Docker and Kubernetes.
  • Experience in the following:
    • RESTful API design and development of microservices
    • SQL and NoSQL databases, preferably using Postgres and MongoDB
    • Docker and Kubernetes to troubleshoot a containerized environment
    • Security including JSON web tokens, private/public keys, and/or encryption
    • Network programming experience
    • Log management tools like Grafana or ELK, static analysis tool like SonarQube, and power system tools like PowerWorld Simulator

Additional Information

Why Lawrence Livermore National Laboratory?

  • Included in 2021 Best Places to Work by Glassdoor!
  • Work for a premier innovative national Laboratory
  • Comprehensive Benefits Package
  • Flexible schedules (*depending on project needs)
  • Collaborative, creative, inclusive, and fun team environment

Learn more about our company, selection process, position types and security clearances by visiting our Career site

COVID-19 Vaccination Mandate

LLNL demonstrates its commitment to public safety by requiring that all new Laboratory employees be immunized against COVID-19 unless granted an accommodation under applicable state or federal law. This requirement will apply to all new hires including those who will be working on site, as well as those who will be teleworking.

Security Clearance

LLNL is a Department of Energy (DOE) and National Nuclear Security Administration (NNSA) Laboratory.  Some positions will require a DOE L or Q clearance (please reference Security Clearance requirement above).  If you are selected and a clearance is required, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. In addition, all L or Q cleared employees are subject to random drug testing.  An L or Q clearance requires U.S. citizenship.  For additional information please see DOE Order 472.2.

Pre-Employment Drug Test

External applicant(s) selected for this position will be required to 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.

Pre-Placement Medical Exam

A job related pre-placement medical examination may be required.

Equal Employment Opportunity

LLNL is an affirmative action and equal opportunity employer that values and hires a diverse workforce. 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.

LLNS is committed to offering reasonable accommodations during the application and recruiting processes due to a disability.  If you need assistance or an accommodation due to a disability, please submit a request via our online form

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.

Videos To Watch