• Red River (College Park, MD)
    …requires a hands-on approach to network architecture, performance optimization, and security enhancements within enterprise -level infrastructure in support of a ... is actively seeking a dedicated and highly skilled Senior Network & Systems Engineer with deep expertise in Cisco ACI, virtualization platforms, and enterprise more
    DirectEmployers Association (10/16/25)
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  • Tyto Athene (Reston, VA)
    **Description** Tyto Athene is searching for a **Senior Azure Security Engineer ** to join our team of cloud, security , and compliance experts. This role ... Active Directory, Azure AD B2C, and OAuth. + Demonstrated expertise in cloud security practices, including encryption, data protection , network security , and… more
    DirectEmployers Association (09/27/25)
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  • Security Engineer

    Amazon (Arlington, VA)
    …WA, USA Join Amazon's elite Security organization as a Security Engineer within our Enterprise Protection Program, where you'll play a crucial ... our company against insider risks. As part of the Enterprise Protection Program, you will be at...will have the opportunity to shape the future of enterprise security solutions while working alongside industry-leading… more
    Amazon (10/18/25)
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  • Enterprise Architect / Systems…

    Leidos (Bethesda, MD)
    …a new and exciting opportunity for an ** Enterprise Architect / Systems Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Summary** **:** Leidos is seeking an experienced, results oriented Information Technology (IT) Enterprise Architect or Systems Engineer to join our team in the… more
    Leidos (10/07/25)
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  • Lead Software Engineer - Enterprise

    Humana (Washington, DC)
    …if you will be moving forward to the next round of interviews. **Social Security Task** Alert: Humana values personal identity protection . Please be aware that ... of our caring community and help us put health first** Why Join Enterprise Observability Engineering? The Enterprise Observability Engineering team is a… more
    Humana (11/04/25)
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  • Enterprise Sales Engineer

    Rubrik (Washington, DC)
    …company, operates at the intersection of data protection , cyber resilience and enterprise AI acceleration. The Rubrik Security Cloud platform is designed to ... direction and business guidance to the regional sales team. As a Sales Engineer , you will be accountable for regional revenue goals by driving innovative technical… more
    Rubrik (10/08/25)
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  • Systems Engineer 5- Enterprise IT…

    M. C. Dean (Vienna, VA)
    …knowledge of cloud solutions (multi-cloud strategy, hybrid cloud architectures), advanced security protocols (Zero Trust, Advanced Threat Protection ), and ... contributes to developing the technical vision and leading transformative enterprise -wide solutions development and implementation. This senior engineering role… more
    M. C. Dean (08/27/25)
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  • Fire Protection Engineer

    Koniag Government Services (Washington, DC)
    **Koniag Technology Solutions,** a Koniag Government Services company, is seeking a Fire Protection Engineer with a Top-Secret clearance to support **KTS** and ... accounts, paid holidays, three weeks paid time off, and more. The Fire Protection Engineer will have essential multi-discipline team representation and be… more
    Koniag Government Services (10/03/25)
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  • ASG Presales Solutions Engineer - Data…

    SHI (Washington, DC)
    …our offices or yours.** **Job Summary** The Presales Solutions Engineer - Data Protection will be a customer-facing cloud security expert. They will take a ... commitment to diversity, as the largest minority- and woman-owned enterprise in the US** + **Continuous professional growth and... projects and have a holistic understanding of how security technology enables business. The Solutions Engineer more
    SHI (10/30/25)
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  • Senior Backup Engineer - Cyber Vault & Data…

    Ensono (Washington, DC)
    Senior Backup Engineer - Cyber Vault & Data ProtectionRemote - United StatesJR012522 At Ensono, our **Purpose is to be a relentless ally, disrupting the status quo ... a hybrid data center estate. The role also partners closely with Security , Infrastructure, and Application teams to meet strict RPO/RTO and regulatory obligations.… more
    Ensono (11/01/25)
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  • Lead Data Loss Prevention (DLP) Security

    CoStar Realty Information, Inc. (Arlington, VA)
    Lead Data Loss Prevention (DLP) Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and ... + A track record of commitment to prior employers + 8+ years in information security with 3-5+ years focused on enterprise DLP. + Hands‑on expertise deploying… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Sr Security Engineer

    Arena Technical Resources, LLC (Falls Church, VA)
    …Job Description: We are seeking an experienced Senior Security Engineer well-versed in designing, deploying, and maintaining enterprise -wide or large-scale ... Sr Security Engineer Location: Falls Church, VA,.... - Specialized experience with designing, deploying, and maintaining enterprise -wide or large-scale network security systems, including… more
    Arena Technical Resources, LLC (10/06/25)
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  • IT Security Engineer III

    Gama-1 Technologies (Washington, DC)
    …Nessus, or equivalent enterprise tools. + Familiarity with network security architecture, firewall management, and endpoint protection solutions. + Knowledge ... Summary GAMA-1 Technologies, LLC seeks an experienced IT Security Engineer III on upcoming work...experience). + 4-8 years of of progressive experience in security engineering or cybersecurity operations within enterprise more
    Gama-1 Technologies (10/24/25)
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  • Cyber Security Engineer Lead

    ManTech (Springfield, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Cyber Security Engineer Lead** to join our team in **Springfield, VA.** The Cyber Security ... User Access, Access Control (firewall), End Point Protection , Internet Protection , Vulnerability Scanning, and Security Information and Event Management… more
    ManTech (10/18/25)
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  • Senior Information System Security

    Leidos (Alexandria, VA)
    …Digital Modernization Sector at Leidos is seeking a dynamic **Information Systems Security Engineer (ISSE)** to support cloud modernization initiatives for the ... such as CCSP, AWS Certified Security - Specialty, or Azure Security Engineer required. + Excellent facilitation, communication, and stakeholder engagement… more
    Leidos (10/18/25)
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  • Security Solution Engineer

    Microsoft Corporation (Washington, DC)
    …Modeling and Mitigation, Security Posture Management and Device and Workload Protection in an enterprise environment + Experience with Microsoft security ... customers modernize with confidence. We are looking for a ** Security ** **Solution Engineer ** with a drive to...patterns and practices into the DevOps lifecycle in an enterprise environment + Working knowledge and application of Zero… more
    Microsoft Corporation (11/01/25)
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  • Sr. Information System Security

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Senior Information System Security Engineer ** in our **National Security Sector's (NSS) Cyber ... difference in National Security !** **Job Summary** A **Senior Information System Security Engineer ** is needed to provide support for adding new capabilities… more
    Leidos (10/24/25)
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  • Information Systems Security

    CACI International (Columbia, MD)
    Information Systems Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... Type of Travel: Local * * * **The Opportunity:** + The Information Systems Security Engineer (ISSE) shall perform, or review, technical security assessments… more
    CACI International (09/15/25)
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  • Information Systems Security

    ARSIEM (Annapolis Junction, MD)
    …have an impact on every client you work with. ARSIEM seeks an Information Systems Security Engineer 3 . This position will support one of our government clients ... including access/control, authorization, identification and authentication, PKI, network and enterprise security architecture is required. + A bachelor's… more
    ARSIEM (10/14/25)
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  • IT Systems Security Engineer

    SAIC (Springfield, VA)
    **Description** SAIC is seeking a well-qualified Security Engineer to join an exciting program supporting our customer's Office of Security . This position is ... NIST'S ICD 503, Risk Management Framework (RMF), and categorizing methods + Ensure the protection of the security system through implementation of security more
    SAIC (10/07/25)
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