• Mission IT Operator

    CACI International (Springfield, VA)
    …for all site issues. This position requires broad knowledge of both Windows and Linux -based systems across a global environment. **Shift Work (12 hours a day ... holidays; 12-hour shift work expected in support of 24x7 operations. - System administration experience to include UNIX, Linux , and Windows platforms _Desired:_… more
    CACI International (11/11/25)
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  • Sr. Technical Account Manager

    Proofpoint (Richmond, VA)
    …of Proofpoint's integration within the customer's environment, including network, security, systems administration , and messaging management. + Develop and ... technical role in a fast-paced environment that demands interaction with enterprises at senior levels, as well as with technical staff within the traditional IT and… more
    Proofpoint (11/19/25)
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  • Cloud Architect

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. ... the Government's architectural strategy, cloud migration, and continued evolution. + Advising senior business and technical personnel to aid in the delivery of… more
    Sciolex Corporation (10/09/25)
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  • Cross Domain Solutions (CDS) Engineer

    Arena Technical Resources, LLC (Lorton, VA)
    …readiness. Technical Environment: - Cross Domain Solutions (CDS) - Red Hat Enterprise Linux (RHEL) - Multi-network ticketing systems - User authentication and ... data across multiple classified networks. This role combines system administration , troubleshooting, and user support responsibilities to maintain operational… more
    Arena Technical Resources, LLC (11/03/25)
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  • Exploitation Analyst

    Amentum (Norfolk, VA)
    …networking devices and their configurations. + Knowledge of concepts for operating systems (eg, Linux , Unix). + Knowledge of data communications terminology ... or exploitation analysis + Proficiency in decomposing complex computer systems /networking configurations in support of system exploitation analysis + Proficiency… more
    Amentum (11/12/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have ... integration, including COTS integration, and capacity analysis. + Experience with Linux and Windows operating systems + Previous experience contributing to… more
    Northrop Grumman (10/02/25)
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  • Middleware Team Lead

    GovCIO (Richmond, VA)
    …located in Radford, VA and will be a remote position. **Responsibilities** Senior middleware administration experience deploying and managing middleware SW ... Portals, and associated SW products and operating system configuration in LINUX , UNIX and Windows environments. Once deployed, responsible for maintaining the… more
    GovCIO (09/25/25)
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  • Sr Software Engineer

    Shuvel Digital (Dulles, VA)
    …troubleshooting and networking skills + In depth knowledge of Windows, and Linux operating systems + Understanding of Cloud technologies, methodologies, and ... Title: Senior Software/Security Engineer (CyberSecurity) Type: Contract Location: Dulles, VA Clearance: An active Secret security clearance is required with the… more
    Shuvel Digital (09/25/25)
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  • Field Engineer

    Leidos (Newport News, VA)
    …plans, and T-SQL querying for diagnostics. + Help desk, field support, or systems administration background. + Basic networking knowledge including DNS, Active ... Fundamentals, MTA, or VMware Certified Associate. + Experience scripting with PowerShell + Linux administration experience Come break things (in a good way).… more
    Leidos (10/09/25)
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  • Software Developer

    SAIC (Chantilly, VA)
    …Building software using OOP principles: preferred experience with Java and/or Python. + Linux systems administration and monitoring. + NoSQL databases, ... implementing Extract, Transform, and Load (ETL) pipelines. + Experience as a senior software/ systems architect. + Experience designing or implementing interfaces… more
    SAIC (09/24/25)
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