• Cybersecurity Engineer

    CACI International (King George, VA)
    Cybersecurity Engineer - Linux Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * Microsoft Office (MS Word, Excel, PowerPoint) required. * Knowledge of Linux Operating Systems and tools. _Desired:_ * Cybersecurity certifications (such… more
    CACI International (12/29/25)
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  • Senior Cybersecurity Engineer

    BAE Systems (Washington, DC)
    …contingent upon contract award, with an anticipated decision expected in 2026.** The Cybersecurity Engineer responsibilities include, but are not limited to: + ... may be available based on position level and/or job specifics. **Senior Cybersecurity Engineer ** **118976BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (12/04/25)
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  • Cybersecurity Engineer - Zero Trust

    CACI International (Chantilly, VA)
    Cybersecurity Engineer - Zero Trust Job...As a proficient user of automation tools such as Linux scripting, Python, and PowerShell, you'll build and deploy ... **The Opportunity:** Join our team as a Senior System Engineer in Data Security, supporting our prestigious engineering client....implementing system logging to include network device, Windows, and Linux logging + Ability to manage and use secrets… more
    CACI International (12/05/25)
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  • Cybersecurity Engineer

    SAIC (Washington, DC)
    …upon contract award, with an anticipated decision expected by fall 2025.** The Cybersecurity Engineer responsibilities include, but are not limited to: + Design, ... mission excellence on programs of national importance. SAIC is seeking Cybersecurity Engineers to join the Machine-assisted Analytic Rapid-repository System (MARS)… more
    SAIC (12/06/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage ... is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in...Bachelor's Degree in an applicable field (computer science, engineering, cybersecurity , etc.) and 7+ years of direct experience. *… more
    CACI International (11/01/25)
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  • Cybersecurity Architect / Engineer

    Leidos (Mclean, VA)
    …AI/ML modeling. To promote these efforts, Leidos is looking for a ** Cybersecurity Architect / Engineer ** - Connected Intelligent Transportation Systems (C-ITS) ... * Expert Role: Be recognized as a subject matter expert in ** Cybersecurity and Security Engineering.** * Innovative Work: Influence the development of cutting-edge… more
    Leidos (12/19/25)
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  • Cybersecurity Analyst II

    AeroVironment (Arlington, VA)
    …service and inter-departmental support + Analyze email and communicate with Cybersecurity Operations team on suspicious communications. + **Other duties as ... of education, training, and experience. + Minimum2-5 years' experience in cybersecurity , risk management, threat mitigation, incident response, at an enterprise… more
    AeroVironment (12/02/25)
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  • Linux System Adminstrator - US Citizenship…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …currently seeking candidates to join our successful Federal organization as a Linux System Administrator for an enterprise cybersecurity opportunity supporting ... ** Linux System Adminstrator - US Citizenship Required** **Category:**...as AWS Certified SysOps Administrator or Red Hat Certified Engineer (RHCE) are a plus. * Security best practices… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for securing ... at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This...and hardening enterprise Linux servers, managing Tenable vulnerability scanning platforms, and driving… more
    Leidos (12/11/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    Linux (RHEL) servers. + Shall meet the Cyber IT/ Cybersecurity Workforce (CSWF Cyber Defense Infrastructure Support Specialist (521); Intermediate Level ... and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance - with the ability to obtain and… more
    V2X (12/12/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    …updates/patches, issues, and/or upgrades + Operate and maintain cybersecurity capabilities to include IDS/IPS/Netflow/SIEM/Snort/ Linux /Virtualizationetc + Ensure ... **Description** As a Security Engineer on our team, you will operate and...maintain network security infrastructure utilized by a team of cybersecurity analysts in support of 24x7x365 mission-critical operations. This… more
    Leidos (11/15/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage… more
    CACI International (11/14/25)
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  • Senior Cloud Engineer

    Tetrad Digital Integrity LLC (Arlington, VA)
    …Security Cloud Engineer will support the design and development of cybersecurity tools and technology along with integration of new architectural features into ... Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and...age. We are seeking a highly capable Senior Cloud Engineer to spearhead cloud initiatives for our customer. In… more
    Tetrad Digital Integrity LLC (12/31/25)
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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 ... None * * * **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in Chantilly, VA. This role will** **support our work… more
    CACI International (12/02/25)
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  • Cyber Splunk Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …Other **Job Family:** Cyber and IT Risk Management **Skills:** Cybersecurity , Linux , Linux Shell Scripting,Splunk Enterprise Security **Certifications:** ... country. We are looking to hire a Cyber Splunk Engineer that can enhance our security team. Provide expertise...maintain our Cyber operation systems. This is primarily a Linux environment that the systems run on top of.… more
    General Dynamics Information Technology (12/08/25)
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  • Cyber Systems Security Engineer Sr.

    Gromelski & Associates, Inc. (Manassas, VA)
    …and empower critical Department of Defense (DoD) assets. Looking for an experienced cybersecurity engineer with strong technical depth and a leadership mindset. ... Engineer Sr. Additional Requirements:_** . Bachelor's degree in Cybersecurity , Computer Science, Computer Engineering, or related engineering or IT field… more
    Gromelski & Associates, Inc. (12/05/25)
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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 ... * * * **The Opportunity:** You will support our work automating cybersecurity operations, emulating adversary behavior, and improving the defensive postures of our… more
    CACI International (11/07/25)
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  • Network Security Engineer (Splunk) - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …Seize your opportunity to make a personal impact as a Network Security Engineer supporting customer activities. GDIT is your place to make meaningful contributions ... a rewarding career. At GDIT, people are our differentiators. As a Network Security Engineer , you will help ensure today is safe and tomorrow is smarter. Our work… more
    General Dynamics Information Technology (12/15/25)
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  • ABAD Cross Domain Solutions (CDS) Engineer

    Parsons Corporation (Centreville, VA)
    …Description:** Parsons is looking for an amazingly talented **Cross Domain Solutions (CDS) Engineer ** to join our team! In this role, you will collaborate with ... (DoD) information-sharing environments operating across multiple security domains. This engineer ensures all CDS architecture, implementations, and operations comply… more
    Parsons Corporation (12/19/25)
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  • IDS / IPS Engineer - Active TS/SCI with CI…

    ENS Solutions (Washington, DC)
    We are seeking an experienced Network Intrusion Detection Engineer to join our cybersecurity team. The ideal candidate must possess strong Linux engineering ... a complex enterprise IT environment, primarily running on Red Hat Enterprise Linux . What You'll Work On: + Designing, deploying, and maintaining IDS/IPS systems… more
    ENS Solutions (12/14/25)
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