• Senior Cyber Security…

    Leidos (Chantilly, VA)
    **Description** Leidos is currently seeking a **Senior Cyber Security Engineer ** who is responsible for developing and implementing advanced security ... hardware to support the design and deployment of defensive cyber measures. The engineer conducts research on...to critical mission systems. + Design and implement defensive cyber security solutions to protect data, networks,… more
    Leidos (08/30/25)
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  • FSO/Industrial Security Cyber…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **FSO/Industrial Security Cyber Engineer , Junior** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, ... CGI Federal has an exciting opportunity for a FSO/Industrial Security Cyber Engineer within our...access controls. * Vulnerability management: Conduct vulnerability scanning and penetration testing on networks and systems, and report on… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Cyber Network Security…

    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: ... analysis, performance characterization (eg Wireshark, TCPdump, etc.). + Understanding of network/ cyber security , penetration testing, and information … more
    CACI International (08/08/25)
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  • Cyber Security Engineer

    General Dynamics Information Technology (Springfield, VA)
    … and IT Risk Management **Skills:** Cybersecurity,Information System Security ,Risk Assessments **Certifications:** CompTIA Cybersecurity Analyst+ CE (CySA+) | ... firewalls, electronic data traffic, and network access- Uses encryption technology, penetration and vulnerability analysis of various security technologies, and… more
    General Dynamics Information Technology (09/17/25)
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  • ​​ Cyber Detection Engineer ​

    Leidos (Ashburn, VA)
    …reports any suspected and confirmed security violations. Leidos is seeking an experienced Cyber Detection Engineer to join our team. As a member of the ... security content as the result of hunt missions, penetration tests, tuning requests and others, to include signatures,...at minimum ONE of the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux… more
    Leidos (08/15/25)
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  • FedRAMP Senior Cyber Engineer…

    Noblis (Richmond, VA)
    Responsibilities Are you a Cyber Security professional or a Cloud Computing Engineer /Architect interested in Cyber Security ? Are you looking to make ... part of a growing team of highly skilled FedRAMP cyber security SMEs and help reimagine the...Application development + Security automation techniques + Security testing and penetration testing experience +… more
    Noblis (07/30/25)
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  • Senior Offensive Cyber Engineer

    ManTech (Quantico, VA)
    MANTECH seeks a **Senior Offensive Cyber Engineer ** to perform analysis of cybersecurity packages using the Risk Management Framework (RMF) process to achieve an ... but are not limited to:** + The position requires someone with Offensive Cyber experience ( penetration testing/red team/exploitation) and willing to do hands-on… more
    ManTech (08/01/25)
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  • Cyber Engineer

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos has an opening for a ** Cyber Engineer in Reston, Virginia** to support a fast-paced team working on ... level clearance. US Citizenship is required. * There are multiple levels of Cyber Engineer positions available with varying levels of education, experience, and… more
    Leidos (09/25/25)
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  • Security Software Engineer - Red…

    Imagine One Technology & Management (Dahlgren, VA)
    …**for this role.** Imagine One Technology & Management, Ltd. is seeking one (1) Security Software Engineer . This position is contingent upon award of the ... work and will be performed in Dahlgren, Virginia. The Security Software Engineer will be expected to:...course (MCSA; Various) + Strong working knowledge of common Penetration Testing (PENTEST) tools: 1. Kali, Metasploit, NMAP, Cobalt… more
    Imagine One Technology & Management (09/24/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider ... team members. Share knowledge with all members of the security team + Oversee all internal penetration ...or college (preferably in a relevant field - Computer Science/ Cyber Security ) + A track record of… more
    CoStar Realty Information, Inc. (08/26/25)
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