• Lead Network and Infrastructure…

    ManTech (Herndon, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead Network and Infrastructure Engineer ** to join our team in **Herndon, VA.** The Lead Network ... network capacity planning, performance tuning, and optimization. + Ensure network architecture and infrastructure complies with federal security standards… more
    ManTech (01/08/26)
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  • Network Management Systems Engineer

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a Network Management Systems (NMS) Engineer at Fort Belvoir, VA to support operations on a large, high-profile DOD contract. ... procedures, and best practices. + Collaborate with cross-functional IT teams ( network , systems, security , DevOps) to ensure accurate monitoring coverage.… more
    Leidos (12/24/25)
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  • Senior Information Systems Security…

    Amentum (Warrenton, VA)
    …for transformative change. **Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but ... allow essential processes to continue uninterrupted. + Administration/operation of information security compliance tools/platforms with a special concentration… more
    Amentum (01/09/26)
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  • Cyber operations Readiness Assessment…

    TekSynap (Fort Belvoir, VA)
    … Engineer /Reviewer will conduct in-depth cybersecurity assessments of boundary security devices, network infrastructure, and VoIP/VVoIP systems to ensure ... also includes implementing Zero Trust principles and validating internal network security measures. As part of a...measures. As part of a DCDC-certified CORA team, the Network Engineer /Reviewer will deliver detailed assessment reports… more
    TekSynap (12/24/25)
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  • Senior Network Engineer

    TekSynap (Arlington, VA)
    …+ Clearance: Must possess a Secret clearance **Overview** We are seeking a Senior Network Engineer to join our team supporting DISA JSP ETM in Arlington, ... peripheral vision, depth perception, and ability to adjust focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE** US Citizen Secret clearance **OTHER INFORMATION **… more
    TekSynap (01/06/26)
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  • Senior SaaS Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior SaaS Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... information , analytics, and online marketplaces. Included in the S&P...edge in real estate. We're hiring a **Senior SaaS Security Engineer ** to help us evolve our… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Architecture Network Engineer

    Leidos (Chantilly, VA)
    …secure network designs including configurations that align with Defense Information Security Agency (DISA) Security Technical Implementation Guides ... network architecture. **The job duties of the Network Engineer (CAN/LAN) are as follows:** +...10 years. + Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2. + Experience specific… more
    Leidos (12/09/25)
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  • Senior Telecommunications Network…

    TekSynap (VA)
    …milestone tracking, and progress reporting **Overview** We are seeking a Senior Telecommunications Network Engineer to join our team. TekSynap is a fast growing ... project delivery aligns with timelines, quality standards, and DoD technical and security requirements. + Lead enterprise wireless network design efforts and… more
    TekSynap (11/15/25)
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  • Lead, Network Engineer

    Under Armour, Inc. (Richmond, VA)
    Lead, Network Engineer **Lead, Network Engineer ** **Values & Innovation** At Under Armour, we are committed to empowering those who strive for more, and ... Career Site Here. (https://performancemanager8.successfactors.com/sf/careers/jobsearch?bplte\_company=ua&\_s.crb=aNMP8gWoYkBDFn%252bz2BldysgcgQHZpVs6tHzE9smSuXE%253d) **Purpose of Role** The Lead Network Engineer will be responsible to provide… more
    Under Armour, Inc. (01/10/26)
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  • Network Engineer 4

    M. C. Dean (Springfield, VA)
    …electrical, engineering, and cybersecurity industries. We are seeking a ** Network Engineer 4** to join our ** Security and Electronic Systems (SES)** business ... ( Information Technology Infrastructure Library) concepts. + Moderate understanding of security issues and implications for network solutions. + Moderate… more
    M. C. Dean (01/08/26)
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