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Orbis Operations LLC

Software Engineer

Annapolis, MD · On-site

Orbis Operations is seeking Software Engineers to support its government customer in Annapolis Junction, MD. Required Clearance: Active Security Clearance required at the Top Secret (TS)/Special ...

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    Infographic showing various Software job openings at Orbis Operations in the United States as of August 2026, with employment types broken down into 90% Full Time, and 10% Contract. Highlights an 94% Physical, and 6% Remote job distribution.

    HPC Software Engineer

    Orbis Operations LLC

    Annapolis, MD • On-site

    Full-time

    Re-posted 5 days ago

    Job description

    Orbis Operations is seeking an HPC Software Engineer to support its government customer in Annapolis Junction, MD.
    Required Clearance: Active Security Clearance required at the Top Secret (TS)/Special Compartmented Information (SCI) level and appropriate level Polygraph
    Role Description:
    The successful candidate will be responsible for designing, developing, testing, deploying, and documenting complex and diverse software solutions in a Unix High Performance Computing (HPC) environment. Additional responsibilities include: design and development of new software, as well as integration and modification of existing software to system components. Responsible for performing characterization and performance tuning of various software stacks throughout the system including managing the software and system test development, performance, and benchmarking for each HPC node type throughout the System of Systems.
    Task Required Skills:
    • Experience developing scripts using Bash/Python
    • Experience using the Unix command line
    • General HPC technical knowledge regarding compute, network, memory, and storage components
    • Experience developing with multiple high level programming languages in a Unix environment
    • Experience with HPC open source parallel programming methods such as OpenSHMEM, pthreads, Open MPI, and UPC
    • Experience developing test plans, operational assessment test reports, and associated documentation
    • Experience with containerization technologies such as Docker
    • Experience with automating test procedures
    • Experience with performing benchmarking testing

    Task Desired Skills:
    • Experience with Git source code repository
    • Experience with the Atlassian Suite of Tools (Jira, Confluence)
    • Experience with Agile principles and concepts

    Position Requirements:
    • Master's or Bachelor's degree in Math, Computer Engineering, Computer Science, or related discipline
    • 2-10 years of experience as an HSE (level depends on degree of education, and years of experience)

    Orbis Operations is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status.

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