• Senior Network Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Network Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... in real estate. We are looking for a Senior Network Security Engineer to improve our information...or college. + A track record of commitment to prior employers + 4 Total years of experience across… more
    CoStar Realty Information, Inc. (03/22/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... testing, and information security best practices + Understanding of Linux network security tools - (eg Metasploit, netcat, nmap, etc.). + Experience… more
    CACI International (05/08/25)
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  • KMI Certified Electronic Technician

    Leidos (Virginia Beach, VA)
    …for access to classified information. **Preferred Qualifications:** - Security + or Network + or A+ certifications - Prior Sonar Towed Array Systems Experience ... **Description** Leidos National Security Group is seeking an experienced Key Management...high school diploma or equivalent and 2-4 years of prior relevant experience. - US Citizen; Currently possessing a… more
    Leidos (03/29/25)
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  • Principal Network Administrator

    Leidos (Chantilly, VA)
    security measures such as firewalls, intrusion detection/prevention systems (IDS/IPS), and network segmentation. + Enforce network security policies to ... PCI-DSS, HIPAA, ISO 27001, and NIST. + Conduct regular network security audits, vulnerability assessments, and penetration...+ Bachelor's degree and 12 to 15 years of prior relevant experience or Master's with 10 to 13… more
    Leidos (03/31/25)
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  • Network Administrator, Junior

    Leidos (Chantilly, VA)
    …with issue resolution. + Help maintain firewall rules, access controls, and network security settings. + Apply software updates, patches, and configurations ... The Multi-domain Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Network ...+ Bachelor's degree and 2 to 4 years of prior relevant experience or Master's with less than 2… more
    Leidos (03/29/25)
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  • Principal Network Administrator

    Leidos (Chantilly, VA)
    …+ Develop and enforce network segmentation, access control, and zero-trust security models. + Implement network security best practices, firewall ... + Bachelor's degree and 8 to 12 years of prior relevant experience or Masters with 6 to 10...(JNCIP) or Expert (JNCIE). + Palo Alto Networks Certified Network Security Engineer (PCNSE). + AWS Certified… more
    Leidos (03/29/25)
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  • Network Administrator

    Leidos (Chantilly, VA)
    …+ Develop and enforce network segmentation, access control, and zero-trust security models. + Implement network security best practices, firewall ... Citizen. + Bachelor's and 4 to 8 years of prior relevant experience or Master's with 2 to 6...(JNCIP) or Expert (JNCIE). + Palo Alto Networks Certified Network Security Engineer (PCNSE). + AWS Certified… more
    Leidos (03/29/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    …our organization's firewall infrastructure. The ideal candidate will work closely with the network security team to ensure the effective operation and ... firewall technologies + Participate in on-call rotation for critical firewall and network security incidents **Qualifications:** + Bachelor's degree in a… more
    CACI International (05/09/25)
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  • Network Threat Detection Engineer

    Meta (Reston, VA)
    …**Required Skills:** Network Threat Detection Engineer Responsibilities: 1. Iterate network security posture to better protect against attacks and detect ... field, or equivalent practical experience. Degree must be completed prior to joining Meta. 8. 2+ years of experience...vectors. 12. Experience designing and building out application and network security monitoring to aid in detection… more
    Meta (03/04/25)
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  • AWS Cloud Network Engineer

    CACI International (VA)
    …users, maintaining, creating and deleting user accounts. * Maintaining and updating network diagrams and security plans. * Implementing and coordinating ... new technologies as they are adopted, including hardware, software, network communications hardware and software, security products,...level clearance (the DHS EOD, which you must have prior to starting). * 5 years of relevant Information… more
    CACI International (05/10/25)
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