• Senior Network Administrator

    TekSynap (Radford, VA)
    …complex networking solutions across multiple customer environments and locations. + Lead the planning, deployment, and maintenance of new network infrastructure and ... and secure network operations. + Monitor and tune network performance, ensuring systems are hardened and compliant with security requirements. + Analyze network… more
    TekSynap (10/25/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Dahlgren, VA)
    …to Excellence, what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and systems engineering for ... US Naval warfare systems . The ideal candidate will lead complex Assessment and Authorization (A&A) efforts, develop secure architectures, and ensure compliance… more
    Cydecor, Inc. (12/21/25)
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  • Enterprise Logging Solution (ELS) Lead

    Tyto Athene (Ashburn, VA)
    …Architect. + Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems ... **Description** Tyto Athene is searching for a **Enterprise Logging Solution (ELS) Lead ** to support a law enforcement customer in Ashburn, VA. You will play a… more
    Tyto Athene (11/01/25)
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  • Lead Application Reliability Engineer

    Citigroup (Irving, TX)
    …compliance processes. We are seeking a highly skilled and dedicated ** Lead Application Reliability Engineer** to ensure the continuous availability, optimal ... and/or global environment. + Experience managing and troubleshooting **Linux Operating Systems ** **_(eg, Red Hat Enterprise Linux (RHEL), CentOS, Ubuntu)_** ,… more
    Citigroup (11/14/25)
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  • Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …focal point for all security matters related to specific sets of information systems . + Lead the preparation and execution an Information Assurance Vulnerability ... Plan. + Lead the preparation and production of a System Security Administrator and Operators Manual (SSAOM). + Lead obtaining Authorization to Operate (ATO)… more
    Imagine One Technology & Management (12/24/25)
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  • Cyber Systems Engineer (Level 2 OR 3)

    Northrop Grumman (Colorado Springs, CO)
    …Grumman Space Systems is seeking a knowledgeable and proactive **Cyber Systems Engineer** to lead project-based test events focused on identifying, ... review system audit logs and track corrective actions to completion. + Lead project-based cybersecurity test events with internal stakeholders and government… more
    Northrop Grumman (12/10/25)
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  • Network and Systems Engineer

    Nightwing (Annapolis Junction, MD)
    …**Network Engineering - Nightwing** Nightwing is seeking a highly motivated Network and Systems Engineer / Administrator to support a mature, fast-paced mission ... to ensure optimal performance, security, and availability of all systems + Lead or support IT projects-such...& Experience** + 8+ years of experience in IT, cybersecurity , and/or systems or network administration +… more
    Nightwing (12/11/25)
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  • Cyber operations Readiness Assessment…

    TekSynap (Fort Belvoir, VA)
    Cybersecurity or equivalent experience. + Experience: 8-10 years in Windows systems engineering or cybersecurity . + Required Certifications: DoD 8140/8570 IAT ... or equivalent). + Desired Certifications: Microsoft Certified: Windows Server Hybrid Administrator Associate, VMware VCP, Nutanix NCP. **Overview** We are seeking a… more
    TekSynap (12/24/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …Role & Responsibilities + Lead the design and implementation of cybersecurity measures for classified systems , ensuring security is embedded throughout the ... candidate will support multiple sponsors by providing Information Assurance and Cybersecurity services specifically for classified systems . The ideal candidate… more
    The MITRE Corporation (12/18/25)
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  • Lead Network Engineer

    Nightwing (Sterling, VA)
    …VA.** **Responsibilities:** **Assist the Systems Administrators as assigned by the Lead System Administrator .** **Assist the Lead , Network Engineer in ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (10/23/25)
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