• Network Engineer - Mid

    Wittenberg Weiner Consulting LLC (Lorton, VA)
    …backup and recovery of IT infrastructure. + Updating and supporting systems by tuning performance and allocating storage space. + Implementing critical patches ... and reviewing systems performance logs to identify anomalies/troubleshoot issues. + Coaching and reviewing the work of lower level technical staff. Multiple… more
    Wittenberg Weiner Consulting LLC (04/26/25)
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  • Systems Administrator (TS/SCI clearance)

    System One (Quantico, VA)
    …maintain, and troubleshoot server hardware. * Troubleshoot Domain Controllers. * Perform performance monitoring and tuning , upgrades and patching, backup and ... modify Group Policy Objects. * Report on system uptime and SLA performance . * Audit server utilization. * Assist in building, coordinating, maintaining, changing,… more
    System One (04/24/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …including associated hardware and cloud resources. + Update to new technologies, tuning performance , and prioritizing the implementation of critical system ... maintains enterprise network infrastructure to ensure proper configuration, availability, performance , capacity, and maintenance (including application of the latest… more
    Leidos (04/11/25)
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  • Expert Storage Engineer

    Leidos (Chantilly, VA)
    …infrastructure. + Support duties may include updating and supporting systems by tuning performance , allocating storage space. + Implement critical patches, ... reviewing systems performance logs to identify anomalies and troubleshoot issues. + Influence development of solutions that impact strategic project/program goals… more
    Leidos (03/31/25)
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  • Senior Network Engineer

    ManTech (Reston, VA)
    …to proactively identify potential issues before they impact operations + Performing performance testing and tuning for all network and Cloud infrastructures ... teams to troubleshoot integration issues and to maximize network and system performance + Establishing appropriate network monitoring and early warning mechanisms… more
    ManTech (03/04/25)
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  • Load Balance Network Engineer (SME)

    Leidos (Alexandria, VA)
    …global enterprise across multiple networks. Duties include updating to new technologies, tuning performance , and implementation of critical system patches. This ... infrastructure may include on-premises and cloud resources. This individual will work in a team environment to ensure mission needs are met for internal and external customers. **_Why Leidos?_** + Leidos Life promotes excellent work-life balance.You can make… more
    Leidos (04/25/25)
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  • SharePoint Administrator (Top Secret clearance)

    System One (Quantico, VA)
    …including installation, configuration, migration, and services management. * Provide performance monitoring and tuning , upgrades and patching, backup ... and recovery, as well as troubleshooting and problem resolution. * Develop and maintain schedules and plans for system updates and patching. * Audit server utilization. * Ensure all application deliverables and systems comply with applicable DISA STIGs or… more
    System One (04/12/25)
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  • Exchange Systems Administrator (SME)

    Leidos (Alexandria, VA)
    …solutions for preventing reoccurrence and evaluates existing infrastructure for tuning / performance enhancements. The individual will provide systems and ... software operations and maintenance support in a large, multi-enclave enterprise environment. This person will work in a team environment to ensure mission needs are met and ensure functionality of capabilities of customers. Individuals in this role may be… more
    Leidos (04/01/25)
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  • Windows System Administrator

    Leidos (Chantilly, VA)
    …+ Manage hypervisor host and VMs. + Maintain new and current systems by tuning performance , allocating storage space, and implementing critical system patches. + ... Provide procurement support for hardware and software that is not associated with enterprise software/hardware. + Regularly employ ingenuity and creativity to develop new technical solutions in order to achieve IT objectives. + Maintain and coordinate assets… more
    Leidos (04/01/25)
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  • Software Engineer Staff

    Lockheed Martin (Springfield, VA)
    …parallelize codes to the users' requirements\. You are involved in system performance analysis through benchmarking, tuning libraries, and generally focused on ... a mid\-career level HPC Software Engineer that will work in a High Performance Computing \(HPC\) Research and Development \(R&D\) customer contract\. You will be an… more
    Lockheed Martin (04/07/25)
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