• Network Administrator 3

    M. C. Dean (Vienna, VA)
    …Responsibilities We are seeking a ** Network Administrator 3** to join our ** Security and Electronic Systems (SES)** business Unit. As part of **(SES)** ... + Windows domain administration experience **Required Certifications:** + CCNA, CCNP or Network + Security + or similar which meet current guidelines such… more
    M. C. Dean (07/15/25)
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  • Senior Security Engineer

    ManTech (Chantilly, VA)
    …+ Strong knowledge of Windows and Linux systems , operating system security practices, TCP/IP networking, 802.1x, and core network security principles ... information + Supporting Assessment and Authorization activities related to network security technologies, as applicable **Minimum Qualifications:** +… more
    ManTech (08/08/25)
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  • Senior Security Engineer

    ManTech (Chantilly, VA)
    …. Strong knowledge of Windows and Linux systems , operating system security practices, TCP/IP networking, 802.1x, and core network security principles ... information . Supporting Assessment and Authorization activities related to network security technologies, as applicable **Minimum Qualifications:** .… more
    ManTech (08/08/25)
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  • Network Engineer

    Leidos (Chantilly, VA)
    …and Palo-Alto Firewalls to engineer boundary protection mechanisms. + Experience with network security concepts, best practices and technologies including, but ... the most complex problems in defense, government, safety and security , and transportation. To make all of this happen...agile environment. This position is in need of a Network Engineer to be part of a team responsible… more
    Leidos (05/10/25)
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  • Information Systems Security Officer…

    Guidehouse (Springfield, VA)
    …and transmission of data. + Demonstrated ability to conduct research and analysis for network and information system security principles and best practices. ... for customer needs and timelines. + Perform assessments of systems and networks within the networking environment and identify...DoD 8570 IAT Level I Certification (ie A+ CE CCNA- Security Network + CE SSCP) **What Would Be… more
    Guidehouse (08/08/25)
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  • Information System Security Eng…

    Global Resource Solutions (Arlington, VA)
    …relations among external systems and architectures. + Assesses and mitigates system security threats/risks throughout the program life cycle + Contributes to ... legacy systems . The ISSE employs best practices when implementing security requirements within an information system including software engineering… more
    Global Resource Solutions (07/17/25)
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  • Cyber Security Internship Program - Summer

    Capital One (Mclean, VA)
    …mathematics + Understanding of cyber security concepts such as: operating systems analysis (MS Windows/MacOS) and network forensics (Kali Linux) + Knowledge ... of the basics of network security and protocols (eg, encryption, firewalls, authentication, honey pots, perimeter protection) + Strong interest in cybersecurity… more
    Capital One (08/08/25)
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  • Director, Product Management, Developer Experience…

    Capital One (Mclean, VA)
    …in enterprise IT infrastructure + 3+ years of experience with routing, switching and network security solutions + 2+ years of experience with network ... Director, Product Management, Developer Experience - Network Observability **Director, Product Management (PXDP60)** Product Management at Capital One is a booming,… more
    Capital One (06/14/25)
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  • Cyber Security Operations Specialist II

    William C Brown Inc (Springfield, VA)
    …for security on these systems . + Designs and implements data network security measures; operates Network Intrusion Detection and Forensics; conducts ... Submit custom signatures and tuning requests as needed to Network Security Services, Endpoint Security ... Security Operating Host Based Security System (HBSS), firewalls, Intrusion Prevention Systems , Intrusion… more
    William C Brown Inc (05/17/25)
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  • Principal Cloud Network Engineer

    Eliassen Group (Richmond, VA)
    …services + Hands-on experience managing dual-stack networks + In-depth understanding of network security principles and practices + Intermediate knowledge of ... **Principal Cloud Network Engineer** **Anywhere** **Type:** Contract-to-Hire **Category:** Architecture **Industry:** Government **Workplace Type:** Remote… more
    Eliassen Group (08/08/25)
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