• Senior Systems Engineer - Enterprise…

    M. C. Dean (Vienna, VA)
    …zero trust architecture (eg, Zscaler) implementation, as well as working experience with network routing , switching, and firewall configuration is a plus + ... includes secure cloud-hosted and on-premises environments. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will not be… more
    M. C. Dean (05/14/25)
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  • Senior Quality Assurance Engineer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Software Quality Assurance Engineer and Tester** to join our team in the **DC, Maryland, and ... TCP/IP, DNS, DHCP, and QoS, MPLS; Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE, IPSEC, and VRF) + IAM… more
    ManTech (05/30/25)
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  • Senior Systems Engineer

    M. C. Dean (Vienna, VA)
    …and other components of our cybersecurity infrastructure. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will not be ... technology components; + **Producing detailed system design** , including network and systems infrastructure, interconnections, and application configuration to… more
    M. C. Dean (05/27/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …two Cloud-based applications, and their associated cloud infrastructures located on a secure network . The Systems Engineer will work with a large team of ... firewall and network components + Working with the team's security engineer to address, mitigate security findings stemming from system security scans + Linux… more
    Leidos (06/24/25)
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  • Senior Deployment Engineer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented ** Senior Deployment Engineer ** to join our team in **Chantilly, VA.** This is an **onsite** position. ... implement router and switch Configurations + Create and maintain Visio network diagrams + Troubleshoot technical issues during deployments + Provide recommendations… more
    ManTech (07/02/25)
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  • Senior Cross-Domain Solution System…

    CACI International (Hampton, VA)
    Senior Cross-Domain Solution System Engineer Job Category: Science Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... * * * **The Opportunity:** CACI has an exciting opportunity for an experienced Senior Cross-Domain Solution Systems Engineer to join a team bringing new… more
    CACI International (05/17/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …forthe enterprise PKI program, and their associated cloud infrastructureslocatedon a secure network . The Systems Engineer will work with a team ... forfirewalland network components + Working with the team's security engineer to address, mitigate security findings stemming from system security scans +… more
    Leidos (07/02/25)
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  • Senior Security Engineer - AI/ML…

    Amazon (Arlington, VA)
    …build innovative services that protect our cloud from advanced security threats! As a Senior Security Engineer on our team, you'll help build and manage services ... threat actors or groups - Knowledge of host and network telemetry data (eg, process lists, application logs, NetFlow)...related protocols (such as, TCP/IP, UDP, IPSEC, HTTP, HTTPS, routing protocols) - Ability to develop code with at… more
    Amazon (06/03/25)
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  • Senior Technical Support Engineer

    Palo Alto Networks (Reston, VA)
    …line + Identify product defects (code, environment) via lab replication using network simulation, lab automation, performance testing, and validation tools + File ... expedite resolution as required **Your Experience** + Minimum of 7 years of network security experience + Expertise in TCP/IP and advanced knowledge of LAN/WAN… more
    Palo Alto Networks (06/18/25)
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  • Senior Design Engineer / Expert

    Two95 International Inc. (Richmond, VA)
    …11) Knowledge of application load balancers and proxy functionality 12) Basic network protocols, routing , and subnet knowledge 13) Ability to troubleshoot ... database design, and implementation 3) 8+ years' experience as an infrastructure engineer collaborating with technical subject matter experts 4) Expert knowledge of… more
    Two95 International Inc. (06/09/25)
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