• Information Systems Security…

    KBR (Arlington, VA)
    Title: Information Systems Security Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... shape the future of space defense. + The Information Systems Security Engineer will directly support the...analysis. * Apply STIGs, and various security mechanisms within Windows , Linux, and AWS cloud consoles. * Identify and… more
    KBR (09/13/25)
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  • Senior Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (09/30/25)
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  • Network Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …screenings: + The successful candidate **must have an active** US Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) ... what matters most. We are looking for a Network Engineer to join a fast-paced team and solve complex...environments + Exposure to, and understanding of Linux and Windows operating systems , specifically RHEL 7+ or… more
    Microsoft Corporation (09/27/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (08/20/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven team. This position offers a ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...network engineering, administration, or related IT roles. + Clearance: TS /SCI CI Poly + Required Skills: + Experience with… more
    Infinity Systems Engineering (09/30/25)
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  • Senior Systems Engineer

    Chenega Corporation (Springfield, VA)
    **Req ID:** 36877 **Summary** **Senior Systems Engineer ** **Springfield, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... Chenega Agile Real-Time Solutions (CARS) is seeking a **Sr. Systems Engineer ** will report to the Enterprise...switches, storage area networks, network security, and network management systems in a UNIX and Windows environment.… more
    Chenega Corporation (07/23/25)
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  • Systems Engineer III

    Amentum (Springfield, VA)
    Amentum is seeking a ** Systems Engineer III** to support the National Geospatial-Intelligence Agency (NGA) and Office of Security (SIS) in Springfield, VA. ... Security plans, Risk assessment system/site policies, procedures and processes, architecture. + Windows Operating systems . + AWS Services. **Desired:** + Testing… more
    Amentum (07/18/25)
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  • VMware (ESXi) Engineer

    CACI International (Springfield, VA)
    …diagnoses and troubleshooting of problems with the virtualization environment including Microsoft Windows and Linux O/S systems . * Within established procedures, ... VMware (ESXi) Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: None… more
    CACI International (09/27/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos Intelligence Group is seeking a Systems Engineer to support an enterprise IT program that is responsible for building and operating a ... Directory, and audit and logging. The Sponsor requires support specializing in systems engineering and IT project management. The team of System Engineers will… more
    Leidos (09/24/25)
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  • Monitoring Engineer

    SAIC (Springfield, VA)
    …Python, Bash, or Ansible). + Strong understanding of networking, Linux/ Windows systems , containers, and application architectures (microservices, APIs, ... **Description** The Senior Monitoring Engineer in Springfield, VA is a senior-level technical... security clearance with the ability to obtain a top secret clearance. **Preferred Qualifications:** + Dynatrace… more
    SAIC (08/22/25)
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