• Mid- Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …+ Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, ... initiative, and experience supporting a mix of network and systems engineering and administration tasks. Key Responsibilities:...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration … more
    Infinity Systems Engineering (09/30/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …a security clearance. + Minimum Security+ DoD 8570 certification. + System administration across Linux systems . + Experience in the Intelligence ... create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the...its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data … more
    RTX Corporation (09/26/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …cloud relevant data serialization languages such as JSON and YAML. + Proven strong system administration experience. + 5 years of experience with Linux ... software development would be an added advantage. + Industry recognized system administration certification **Additional Requirements** + BA/BS Degree is… more
    SAP (07/22/25)
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  • Senior Manager, Software Engineering,…

    Capital One (Mclean, VA)
    …Services, Microsoft Azure, Google Cloud Platform)** + **At least 6 years of Unix or Linux system administration experience** + **At least 4 years of ... Senior Manager, Software Engineering, DevOps (People Leader) (Cloud...and developers specializing in automation, distributed microservices, and back-end systems to automate on-premise and cloud network platforms.** +… more
    Capital One (09/05/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a ... systems and training environments Experience Required: + Eight (8) years of systems administration experience with three (3) years in leadership roles +… more
    SimIS Inc. (09/22/25)
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  • Senior Network Systems Engineer

    Noblis (Chantilly, VA)
    Responsibilities As a Senior Systems Engineer, you will plan, design, and implement additions and changes to network hardware, infrastructure server ... administration and security + Cloud platforms (AWS GovCloud, SC2S, C2S) + Linux and Windows operating systems + Windows Active Directory + Network hardware… more
    Noblis (09/03/25)
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  • Cybersecurity Systems Analyst…

    Amentum (Arlington, VA)
    …US Combatant Commands (USCENTCOM/USSOCOM) is desired. * Technical background with system administration experience, architecture and engineering preferred * ... perform assessments using the Security Content Automation Protocol tool. The Cybersecurity Systems Analyst will liaison with network and system administrators to… more
    Amentum (09/28/25)
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  • Senior Systems Engineer, AWS Managed…

    Amazon (Herndon, VA)
    …and efficiency to operate AWS Regions. Amazon is looking for highly motivated Senior Systems Engineers who can balance the day-to-day operations of AWS' ... the forefront. Basic Qualifications - 8+ years of relevant systems engineering, or systems administration ...Engineering (SRE) or Enterprise Production experience in Windows / Linux or similar environments - 3+ years' experience operating… more
    Amazon (09/09/25)
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  • Senior Field Engineer

    ManTech (Reston, VA)
    …relevant systems engineering, systems administration , and network administration experience + Strong Linux administration experience with Red Hat ... train technical support personnel to perform maintenance on those systems , and remotely support system troubleshooting and...Vault, Nomad or similar technologies + Experience with general systems administration enabling tools such as Jira,… more
    ManTech (09/13/25)
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  • Senior Manager, Software Engineering,…

    Capital One (Mclean, VA)
    …Services, Microsoft Azure, Google Cloud Platform)** + **At least 6 years of Unix or Linux system administration experience** + **At least 4 years of ... Senior Manager, Software Engineering, DevOps (Enterprise Platforms Technology)...with deep experience in distributed microservices, and full stack systems to create solutions that help meet regulatory needs… more
    Capital One (08/14/25)
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