• Principal Systems Engineer ( Linux )

    Themis Insight (Fort Meade, MD)
    …Civilian and Military expertise to every case. We are hiring a Principal Systems Engineer ( Linux ) to work in Fort Meade, MD. Position location is subject ... personnel, government overseers, and senior executives. The Level 3 System Engineer (SE) shall possess the following capabilities: + Manage system requirements… more
    Themis Insight (12/19/25)
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  • Linux Dev/Ops Systems Administrator 1 (SW…

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator 1 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for ... support for ongoing mission-critical operations. With high demand from our National Security customers for our talent and expertise, our employees are shaping the… more
    Synergy ECP (10/22/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …MD area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability ... human error and manual process + Analyze system and security logs while responding to discovered real time events...discovered real time events providing SOC status updates. + Engineer ansible script automating creation of user accounts in… more
    ManTech (12/30/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability ... human error and manual process + Analyze system and security logs while responding to discovered real time events...discovered real time events providing SOC status updates. + Engineer ansible script automating creation of user accounts in… more
    ManTech (12/02/25)
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  • Application Engineer - Information…

    CACI International (Fort Meade, MD)
    Application Engineer - Information Security Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... **The Opportunity:** Join our dynamic team as an Application Engineer and play a crucial role in supporting Active...Deploy monitoring tools and applications. + Monitor Windows and Linux servers to ensure optimal performance and security more
    CACI International (12/20/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) ... **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber...tools. Working in a hybrid cloud/on-prem mission environment the engineer will support integration of Linux and… more
    Leidos (11/28/25)
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  • Security Engineer

    CACI International (College Park, MD)
    Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... federal missions **Responsibilities:** We are looking for a proactive and experienced Technical Security Engineer to join our cybersecurity team. As a … more
    CACI International (11/08/25)
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  • Senior Principal Offensive Security

    Oracle (Washington, DC)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security ... us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves...platforms for code-coverage analysis + Several different hypervisors + Linux and Windows kernel mode non-sense + The list… more
    Oracle (12/20/25)
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  • Security Engineer - Detection…

    Meta (Washington, DC)
    **Summary:** Meta Security is looking for a Security Engineer with experience in threat modeling, TTP identification, and detection engineering. You'll work ... sets and build on top of hyper-scale data pipelines. **Required Skills:** Security Engineer - Detection Engineering, Surface Coverage Responsibilities: 1. Lead… more
    Meta (12/20/25)
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  • Information Systems Security

    Amentum (Fort Meade, MD)
    …space? If so, look no further. Amentum is seeking a **Principal Information Systems Security Engineer ** to join our team of passionate individuals in **Fort ... of new products and processes. **Responsibilities:** The **Senior Information Systems Security Engineer (ISSE)** shall deliver and lead threat-informed… more
    Amentum (10/23/25)
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  • Next Generation Desktop Environment (NGDE)…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …software components (ForcePoint solution), and subsystems + Conducting system security engineering activities ( Linux focused). + Installing, monitoring, ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Systems Engineering,Systems Software **Experience:** 8 + years of… more
    General Dynamics Information Technology (01/14/26)
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  • Endpoint Security and Management…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Endpoint Security and Management Engineer We are seeking a highly motivated ... Endpoint Security and Management Engineer to support the deployment, administration, and advancement of...BigFix, Intune, or similar). + Working knowledge of Windows, Linux , and/or Azure Cloud environment. + Strong understanding of… more
    General Dynamics Information Technology (01/10/26)
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  • Cloud Information Systems Security

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Cloud Information Systems Security Engineer (ISSE) - Sr** **Category:** Cyber Security **Main location:** United States, District of Columbia, Washington ... are required. CGI Federal is currently looking for a Senior-Level Cloud Information Systems Security Engineer with active Top Secret clearance to support a large… more
    CGI Technologies and Solutions, Inc. (12/24/25)
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  • Splunk Security Engineer

    TekSynap (Rockville, MD)
    …Perl, JavaScript, Linux shell scripting) **Overview** We are seeking a Splunk Security Engineer to join our team supporting the Nuclear Regulatory Commission ... system and analyze the current loggingcapabilities + Ensure the Agency Information Security systems administered by the Team are sending allrequired logs to the… more
    TekSynap (10/17/25)
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  • Information Systems Security

    Synergy ECP (Annapolis Junction, MD)
    Information Systems Security Engineer (ISSE) Level 2 Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description The Information ... Systems Security ...Systems Security Engineer shall perform, or review, technical security ...and entitlements management. + Proficient in Microsoft Windows and Linux operating systems. + Provide input into the development… more
    Synergy ECP (12/18/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Riverdale, MD)
    Network Security Engineer The Opportunity: Are you looking for a career-defining opportunity to share your expertise in designing, developing, and implementing ... and fortify our nation's digital defenses? As a systems security and next-generation firewall engineer , you will...Alto Firewalls directly and via Panorama + Experience with Linux OS administration and management + Knowledge of building… more
    BOOZ, ALLEN & HAMILTON, INC. (12/19/25)
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  • Cyber Security Engineer

    Leidos (Bethesda, MD)
    …your career path. Leidos has an exciting opening for you, our next Cyber Security Engineer , to assist with the release of a state-of-the-art technology stack ... values innovation, collaboration, and professional development. As a Cyber Security Engineer , your job is to provide...systems, search engines, web applications + Experience in a Linux Red Hat and Centos environment + Experience with… more
    Leidos (01/07/26)
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  • Security Engineer

    Zoom (Washington, DC)
    What you can expect As an Application Security Engineer , you will work with security testing automation and tools, focusing on Static Application Security ... , Computer Engineering). + Prove experience working as a Security Engineer or in a similar role...10. + Have experience with one or more of security tools such as Kali Linux , Burp,… more
    Zoom (01/09/26)
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  • Senior Principal Security Engineer

    Oracle (Washington, DC)
    …we looking for?** The OCI Core Services organization is looking for a Senior Principal Security Engineer that will be the technical security leader for OCI's ... and libraries. **Preferred Qualifications** + Prior role as a Principal or Senior Principal Security Engineer at a major cloud provider (OCI, AWS, Azure, GCP). +… more
    Oracle (11/25/25)
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  • System Security Engineer - Cleared

    RightDirection Technology Solutions LLC (Washington, DC)
    System Security Engineer - Cleared Washington, DC (http://maps.google.com/maps?q=Washington+DC+USA) Description RDTS is seeking aCleared System Security ... of Treasury's mission-critical Information Technology systems. The primary function of the Security Engineer is to maintain the Trellix/McAfee ePO system being… more
    RightDirection Technology Solutions LLC (11/22/25)
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