• 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 (12/19/25)
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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: ... * * **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to...analysis, performance characterization (eg Wireshark, TCPdump, etc.).** **Understanding of network/ cyber security , penetration testing, and… more
    CACI International (12/02/25)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …on CIS/STIG requirements. **Qualifications** **Minimum Requirements** + Bachelor's degree in Cyber Security , Information Technology, Computer Science, or a ... and cloud workloads aligned with zero-trust principles. + Cloud Security : Engineer guardrails (policies, blueprints, landing zones),...equivalent experience. + Minimum seven years of experience in cyber security or a related field. +… more
    SOS International LLC (12/31/25)
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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 (11/07/25)
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  • ACTI Cyber Threat Exploitation…

    Amazon (Arlington, VA)
    …NY, USA | Seattle, WA, USA Amazon is seeking an innovative Senior Security Engineer to join the Amazon Cyber Threat Intelligence (ACTI) team as a Cyber ... partners, and both internal and external customers. In the Cyber Threat Exploitation Engineer role you will...security , cloud computing and security , AI security , threat intelligence, and penetration testing experience… more
    Amazon (12/31/25)
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  • Cyber AI and Automation Lead…

    Tyto Athene (Reston, VA)
    …The successful candidate is a highly skilled and innovative Cyber Engineer with operational experience supporting Security Operations Center (SOC), Network ... Operations Center (NOC), and offensive cyber / penetration testing capabilities. This role is at...behavior, system logs, and security events. + Engineer solutions to identify sophisticated cyber threats… more
    Tyto Athene (11/05/25)
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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 (12/25/25)
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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 (12/24/25)
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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. (11/24/25)
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  • Security Engineer II

    Trustmark (Richmond, VA)
    …bring the best to our colleagues, clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team and play a pivotal role ... and define system security requirements as well as develop detailed cyber security designs. **Responsibilities:** + Design, implement, and maintain … more
    Trustmark (12/20/25)
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