• Network Security Engineer /Architect

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is seeking a highly specialized F5 Big-IP Network Security Engineer /Architect to serve as the subject matter expert for our application ... 12 years equivalent professional experience + Must meet or exceed DoD 8140 IAT Level II minimum Security + certification + A minimum of 3 years of dedicated… more
    GovCIO (12/24/25)
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  • Senior Splunk Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented **Senior Splunk Cyber Security Engineer ** to join our team in **Chantilly, VA.** In this role, you ... Splunk administration and engineering + Experience with Splunk Enterprise Security (ES) operations and configurations + Proficiency...Unix and Windows environments + DoD 8570 IAT Level II certification (eg, Security +, CCNA- Security ,… more
    ManTech (12/30/25)
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  • Cyber Security Engineer - Hybrid…

    General Dynamics Information Technology (Arlington, VA)
    …Required:** Yes **Job Description:** **Transform technology into opportunity as a Cyber Security Engineer at GDIT. Shape what's next for mission-critical ... management expertise along with a drive for innovation to GDIT. The Cyber Security Engineer must have:** **Education:** **Bachelor's Degree. An additional 4… more
    General Dynamics Information Technology (11/18/25)
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  • Cyber Security Engineer (Elastic…

    CACI International (Hampton, VA)
    Cyber Security Engineer (Elastic SME) Job Category:...of related experience + DOD 8140 (8570) IAT Level II ( Security + or equivalent) _Desired:_ + AF ... **The Opportunity:** Join our dynamic team as a Cyber Security Engineer at the DCGS Management Center...best practices and standards, including NIST, ISO, and SOC operations + Proficiency with Linux/Unix operating systems and network… more
    CACI International (12/24/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment...security concepts. + Must possess an IAT Level II certification (GSEC, Security +, SSCP, or CCNA-… more
    ManTech (12/13/25)
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  • Staff Information Security Engineer

    Zscaler (Mclean, VA)
    …and agility with a cloud-first strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer ... **What Will Make You Stand Out (Preferred Qualifications)** + DoD 8570/8140 IAT Level II certification (eg, Security + CE, GSEC, SSCP, CySA+) + Understanding of… more
    Zscaler (10/11/25)
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  • Senior Principal Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... supports enterprise-wide cybersecurity operations by providing advanced engineering and technical expertise across... security practices, TCP/IP networking, 802.1x, and network security concepts + An active IAT Level II more
    ManTech (12/13/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security ... IAT Level II certification within 6 months of hire (eg, Security +, GSEC, SSCP) **Preferred Qualifications:** + Experience with Ansible and writing automation… more
    ManTech (12/11/25)
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  • Staff Information Security Engineer

    Zscaler (Mclean, VA)
    …customers across multiple government departments. We are looking for a Staff Information Security Engineer who will report to the Senior Manager of Information ... Security Engineering to operate as a vulnerability management engineer inside the US Federal IL6 (SCIF) environment. **This...Stand Out (Preferred Qualifications)** + DoD 8570/8140 IAT Level II certification (eg, Security + CE, GSEC, SSCP,… more
    Zscaler (01/06/26)
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  • Cyber Security Implementation…

    CACI International (Springfield, VA)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... and enhance NGA networks and cybersecurity posture in support of national security . Joining the TCS Team means working with truly cutting-edge technologies, on… more
    CACI International (11/14/25)
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