• Information System Security Engineer

    Amentum (Warrenton, VA)
    …If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of passionate individuals in Warrenton, VA. In this ... duties and responsibilities of the Senior Information System Security Engineer (ISSE) include, but are not limited to, the...to include all cybersecurity tool sets and collaborating with systems and network engineers. * Use knowledge, skills, and… more
    Amentum (12/05/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …of VMWare servers and configuration and management of Windows, UNIX, and Linux systems , including installing, loading and patching operating system and ... support our country and protect our nation? As a systems security and network security engineer , you...application software. You will support Windows and Linux systems engineering efforts in design and… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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  • Software Engineer TS SCI

    Northrop Grumman (Stafford, VA)
    …employees are not only part of history, they're making history. Northrop Grumman, Defense Systems , is seeking a software engineer to work on the Whisper programs ... systems worldwide. Rf Signal equipment and RF microwave engineer to provide our customer with 24 x 7...and maintenance using Java, C and scripting languages in Linux and Windows environments. Assist with all or part… more
    Northrop Grumman (12/05/25)
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  • Network Security Engineer III

    Imagine One Technology & Management (Virginia Beach, VA)
    Imagine One is currently seeking qualified **Network Security Engineer III** individuals to join our team to provide Network Security Engineering Support to Naval ... Beach, Virginia with 25 percent travel potential. The **Network Security Engineer III** will provide ongoing network support, addresses availability issues, overcome… more
    Imagine One Technology & Management (11/12/25)
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  • Cyber Data Analytics Engineer

    CACI International (Springfield, VA)
    …and maintenance actions **Qualifications:** _Required:_ * 5+ years of Systems Engineer or similar experience * IAT II certification and obtain CSSP ... Cyber Data Analytics Engineer Job Category: Information Technology Time Type: Full...not limited to) data ingest, data normalization, SIEM management, Linux /Windows host administration, virtual machine (VM) management, and cloud… more
    CACI International (12/24/25)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Reston, VA)
    …innovative solutions to enable secure and reliable operations of enterprise computer systems . Engineer , design, develop, and implement enterprise network cyber ... and Linux , including installing, configuring, or maintaining servers operating systems and applications + Experience working with STIGs, SCAP, and cybersecurity… more
    ENS Solutions (12/27/25)
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  • Splunk Engineer

    CACI International (Mclean, VA)
    …infrastructure for integration, cyber compliance, and network administration * Support both UNIX/ Linux and Windows-based systems * Collaborate with IT teams to ... Splunk Engineer Job Category: Engineering Time Type: Full time...alerts to ensure efficient monitoring and management of IT systems * Engage with Product Owners to align platform… more
    CACI International (10/03/25)
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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 ... Cross Domain Solutions (CDS) Engineer Location: Lorton, VA, US Job ID: ATR...thorough system testing to validate functionality and ensure CDS systems are capable of securely handling time-sensitive data. -… more
    Arena Technical Resources, LLC (11/03/25)
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  • OpenShift Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …be willing to obtain a CI Polygraph Job Description: How a Senior Systems Engineer will make an impact Performs installation, securing, monitoring, testing, ... OpenShift Engineer Location: Springfield, VA, US Job ID: ATR...and security patches as needed Experience withRed Hat Enterprise Linux system administration Experience withcontainer orchestration and administration Experience… more
    Arena Technical Resources, LLC (11/29/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …on-premises and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time...compute, storage, and transport. + Expertise in Windows and Linux server operating systems . + Excellent writing… more
    CACI International (11/14/25)
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